FEN Test Results Summary for input file [wac.pfen]. Positional Chess Analysis by Pierre v1.7. Position #1: 2rr3k/pp3pp1/1nnqbN1p/3pN3/2pP4/2P3Q1/PPB4P/R4RK1 w - - 0 1 PosEdge: -1.99 P [White] Solution: Qg6 D:01 00:00:00.00 1 01/59 -1.99 1. Nxd5 D:01 00:00:00.00 2 02/59 -1.78 1. Nxf7+ D:01 00:00:00.00 3 03/59 +0.00 1. Nxc6 D:01 00:00:00.00 7 07/59 +0.01 1. b3 D:01 00:00:00.00 10 10/59 +0.02 1. b4 D:01 00:00:00.01 17 17/59 +0.03 1. Rad1 D:02 00:00:00.02 105 04/59 -0.03 1. Nxc6 Rxc6 D:02 00:00:00.05 378 56/59 ++ 1. Nfd7! D:02 00:00:00.05 416 56/59 -0.02 1. Nfd7 Nb4 D:03 00:00:00.10 743 04/59 +0.00 1. Nxc6 Rxc6 2. Rad1 D:03 00:00:00.52 3618 48/59 ++ 1. Qg6! D:03 00:00:00.68 4608 48/59 ++ 1. Qg6 D:03 00:00:00.89 6196 48/59 +mat02 1. Qg6 Nb4 2. Qh7# Correct! Position #2: 8/7p/5k2/5p2/p1p2P2/Pr1pPK2/1P1R3P/8 b - - 0 1 PosEdge: -0.06 P [White] Solution: Rxb2 D:01 00:00:00.00 1 01/16 -3.93 1. ... Rxa3 D:01 00:00:00.00 2 02/16 -3.88 1. ... Rxb2 D:01 00:00:00.00 3 03/16 +0.10 1. ... c3 D:02 00:00:00.00 42 04/16 +0.05 1. ... h6 2. Rd1 D:02 00:00:00.00 58 05/16 ++ 1. ... h5! D:02 00:00:00.01 73 05/16 +0.06 1. ... h5 2. Rd1 D:03 00:00:00.02 199 01/16 +0.10 1. ... h5 2. h4 c3 D:03 00:00:00.04 430 08/16 ++ 1. ... Ke7! D:03 00:00:00.05 561 08/16 +0.13 1. ... Ke7 2. e4 Kd8 D:04 00:00:00.17 1594 01/16 +0.04 1. ... Ke7 2. Kf2 Kd8 3. Ke1 D:05 00:00:00.63 6789 01/16 +0.06 1. ... Ke7 2. Kf2 Kd8 3. Ke1 c3 D:05 00:00:01.38 15616 14/16 ++ 1. ... Rb6! D:05 00:00:01.69 19300 14/16 +0.08 1. ... Rb6 2. Kf2 Re6 3. Rd1 d2 D:05 00:00:02.01 22878 16/16 ++ 1. ... Rb8! D:05 00:00:02.39 27404 16/16 +0.10 1. ... Rb8 2. Kf2 Re8 3. Rd1 d2 D:06 00:00:03.48 40926 01/16 +0.00 1. ... Rb8 2. Kf2 Ke7 3. Ke1 Kd8 4. Rd1 D:06 00:00:04.05 47893 05/16 ++ 1. ... h6! D:06 00:00:04.92 58935 05/16 +0.01 1. ... h6 2. Kf2 Ke7 3. Ke1 Kd8 4. Rd1 D:06 00:00:05.32 63834 06/16 ++ 1. ... h5! D:06 00:00:06.11 73751 06/16 +0.02 1. ... h5 2. Kf2 Ke7 3. Ke1 Kd8 4. Rd1 D:07 00:00:16.10 198779 01/16 +0.10 1. ... h5 2. Kf2 Rb8 3. h4 Re8 4. Rd1 d2 D:07 00:00:21.64 261627 08/16 ++ 1. ... Ke7! D:07 00:00:27.55 335572 08/16 +0.11 1. ... Ke7 2. Kg2 c3 3. bxc3 Rxc3 4. Ra2 Kd8 D:07 00:00:35.17 429914 09/16 ++ 1. ... Kf7! D:07 00:00:44.10 542097 09/16 +0.13 1. ... Kf7 2. h4 Rb6 3. Kf2 Rh6 4. Kg3 Ke8 Wrong! Position #3: 5rk1/1ppb3p/p1pb4/6q1/3P1p1r/2P1R2P/PP1BQ1P1/5RKN w - - 0 1 PosEdge: -0.92 P [White] Solution: Rg3 D:01 00:00:00.00 1 01/40 -8.00 1. Qxa6 D:01 00:00:00.00 2 02/40 -3.99 1. Rxf4 D:01 00:00:00.00 3 03/40 +0.00 1. a3 D:01 00:00:00.00 4 04/40 +0.01 1. b3 D:01 00:00:00.00 9 09/40 +0.02 1. b4 D:01 00:00:00.00 20 20/40 +0.92 1. Nf2 D:02 00:00:00.03 227 40/40 -- 1. Nf2 D:02 00:00:00.04 278 01/40 -3.10 1. Nf2 fxe3 D:02 00:00:00.06 469 29/40 ++ 1. Qc4+! D:02 00:00:00.06 519 29/40 -0.01 1. Qc4+ Be6 D:03 00:00:00.16 691 01/40 ++ 1. Qc4+ D:03 00:00:00.18 911 01/40 +0.92 1. Qc4+ Kh8 2. Nf2 D:03 00:00:00.35 2427 35/40 ++ 1. Rg3! D:03 00:00:00.44 2605 35/40 +1.87 1. Rg3 Qxg3 2. Nxg3 D:04 00:00:00.55 4294 01/40 +1.88 1. Rg3 Qxg3 2. Nxg3 fxg3 D:05 00:00:01.82 14793 01/40 +1.91 1. Rg3 Qxg3 2. Nxg3 fxg3 3. Rf7 D:06 00:00:07.13 92966 01/40 +1.88 1. Rg3 Qxg3 2. Nxg3 fxg3 3. Rxf8+ Kxf8 D:07 00:00:36.25 317589 01/40 +1.91 1. Rg3 Qxg3 2. Nxg3 fxg3 3. Rxf8+ Kxf8 4. Bg5 Correct! Position #4: r1bq2rk/pp3pbp/2p1p1pQ/7P/3P4/2PB1N2/PP3PPR/2KR4 w - - 0 1 PosEdge: +0.09 P [White] Solution: Qxh7+ D:01 00:00:00.00 1 01/43 -7.81 1. Qxh7+ D:01 00:00:00.00 2 02/43 -6.00 1. Qxg7+ D:01 00:00:00.00 4 04/43 -1.79 1. Bxg6 D:01 00:00:00.00 5 05/43 +0.12 1. hxg6 D:01 00:00:00.00 14 14/43 +0.21 1. Kb1 D:02 00:00:00.03 197 40/43 -0.03 1. Qd2 Be5 D:03 00:00:00.07 634 01/43 +0.18 1. Qd2 Re8 2. Kb1 D:03 00:00:00.07 670 02/43 ++ 1. Qxh7+! D:03 00:00:00.08 705 02/43 ++ 1. Qxh7+ D:03 00:00:00.08 776 02/43 +mat02 1. Qxh7+ Kxh7 2. hxg6# Correct! Position #5: 5k2/6pp/p1qN4/1p1p4/3P4/2PKP2Q/PP3r2/3R4 b - - 0 1 PosEdge: +3.04 P [White] Solution: Qc4+ D:01 00:00:00.00 1 01/31 +3.04 1. ... Qxd6 D:02 00:00:00.01 103 31/31 -- 1. ... Qxd6 D:02 00:00:00.01 138 01/31 +1.87 1. ... Qxd6 2. Qxh7 D:03 00:00:00.14 299 01/31 ++ 1. ... Qxd6 D:03 00:00:00.19 444 01/31 +2.87 1. ... Qxd6 2. Qxh7 Rxb2 D:03 00:00:00.28 1456 23/31 ++ 1. ... Qc4+! D:03 00:00:00.34 1521 23/31 +mat02 1. ... Qc4+ 2. Nxc4 bxc4# Correct! Position #6: 7k/p7/1R5K/6r1/6p1/6P1/8/8 w - - 0 1 PosEdge: -1.02 P [White] Solution: Rb7 D:01 00:00:00.00 1 01/14 +5.03 1. Kxg5 D:02 00:00:00.00 66 14/14 -- 1. Kxg5 D:02 00:00:00.00 73 01/14 +0.01 1. Kxg5 axb6 D:02 00:00:00.01 117 13/14 ++ 1. Rb7! D:02 00:00:00.01 132 13/14 +0.03 1. Rb7 a5 D:03 00:00:00.02 214 01/14 +0.05 1. Rb7 Rg7 2. Rxg7 D:03 00:00:00.02 227 02/14 ++ 1. Kxg5! D:03 00:00:00.02 239 02/14 ++ 1. Kxg5 D:03 00:00:00.03 280 02/14 +1.04 1. Kxg5 axb6 2. Kxg4 D:04 00:00:00.12 1019 01/14 +1.03 1. Kxg5 axb6 2. Kxg4 b5 D:05 00:00:00.31 2989 01/14 +1.05 1. Kxg5 axb6 2. Kxg4 b5 3. Kf3 D:05 00:00:01.82 24350 13/14 ++ 1. Rb7! D:05 00:00:02.02 26861 13/14 ++ 1. Rb7 D:05 00:00:02.30 30362 13/14 +5.05 1. Rb7 Rb5 2. Rxb5 Kg8 3. Rb7 D:06 00:00:02.85 37933 01/14 +5.12 1. Rb7 Rb5 2. Rxb5 Kg8 3. Rb8+ Kf7 D:07 00:00:10.09 141195 01/14 ++ 1. Rb7 D:07 00:00:16.29 229559 01/14 +6.05 1. Rb7 Rb5 2. Rxb5 Kg8 3. Kg5 a5 4. Kxg4 D:08 00:00:54.82 777928 01/14 +6.03 1. Rb7 Rb5 2. Rxb5 Kg8 3. Rb4 a5 4. Rxg4+ Kf8 Correct! Position #7: rnbqkb1r/pppp1ppp/8/4P3/6n1/7P/PPPNPPP1/R1BQKBNR b KQkq - 0 1 PosEdge: +1.02 P [White] Solution: Ne3 D:01 00:00:00.00 1 01/33 +0.94 1. ... Nxe5 D:02 00:00:00.00 55 01/33 +0.90 1. ... Nxe5 2. e4 D:03 00:00:00.02 215 01/33 +0.94 1. ... Nxe5 2. e4 d5 D:04 00:00:00.28 2309 01/33 +0.90 1. ... Nxe5 2. e4 d5 3. Bb5+ D:05 00:00:03.47 38470 01/33 +0.95 1. ... Nxe5 2. Ngf3 d6 3. Nxe5 dxe5 D:05 00:00:05.00 57234 19/33 ++ 1. ... Ne3! D:05 00:00:05.37 60582 19/33 ++ 1. ... Ne3 D:05 00:00:06.04 67891 19/33 +6.36 1. ... Ne3 2. c4 Nxd1 3. Kxd1 d5 D:06 00:00:09.50 104701 01/33 +5.94 1. ... Ne3 2. e6 Nxd1 3. exf7+ Kxf7 4. Kxd1 D:07 00:00:36.22 344137 01/33 ++ 1. ... Ne3 Correct! Position #8: r4q1k/p2bR1rp/2p2Q1N/5p2/5p2/2P5/PP3PPP/R5K1 w - - 0 1 PosEdge: +0.99 P [White] Solution: Rf7 D:01 00:00:00.00 1 01/43 +0.00 1. Rxg7 D:01 00:00:00.00 9 09/43 +0.01 1. b3 D:01 00:00:00.00 15 15/43 +0.02 1. b4 D:01 00:00:00.00 22 22/43 +0.03 1. Rd1 D:01 00:00:00.00 34 34/43 +0.04 1. Nf7+ D:02 00:00:00.01 72 01/43 +0.04 1. Nf7+ Kg8 D:02 00:00:00.01 105 06/43 ++ 1. Qxg7+! D:02 00:00:00.01 127 06/43 ++ 1. Qxg7+ D:02 00:00:00.02 150 06/43 +5.00 1. Qxg7+ Qxg7 D:03 00:00:00.25 1796 43/43 -- 1. Qxg7+ Qxg7 D:03 00:00:00.28 1850 01/43 +0.00 1. Qxg7+ Qxg7 2. Rxg7 D:03 00:00:00.32 2006 05/43 ++ 1. Qxf8+! D:03 00:00:00.33 2059 05/43 +0.02 1. Qxf8+ Rxf8 2. Nf7+ D:03 00:00:00.45 3130 34/43 ++ 1. Nf7+! D:03 00:00:00.51 3197 34/43 +1.00 1. Nf7+ Qxf7 2. Rxf7 D:04 00:00:00.58 3595 01/43 ++ 1. Nf7+ D:04 00:00:00.64 3928 01/43 +3.02 1. Nf7+ Kg8 2. Rxd7 Rd8 D:04 00:00:01.22 7995 42/43 ++ 1. Rf7! D:04 00:00:01.29 8692 42/43 +3.99 1. Rf7 Qxf7 2. Nxf7+ Kg8 D:05 00:00:01.62 11066 01/43 +4.02 1. Rf7 Qxf7 2. Nxf7+ Kg8 3. Rd1 D:06 00:00:05.19 64127 01/43 +3.99 1. Rf7 Qxf7 2. Nxf7+ Kg8 3. Rd1 Rd8 D:06 00:00:14.32 127018 35/43 ++ 1. Nf7+! D:06 00:00:14.38 127387 35/43 ++ 1. Nf7+ D:06 00:00:15.71 136555 35/43 +5.00 1. Nf7+ Kg8 2. Nh6+ Kh8 3. Qxg7+ Qxg7 Wrong! Position #9: 3q1rk1/p4pp1/2pb3p/3p4/6Pr/1PNQ4/P1PB1PP1/4RRK1 b - - 0 1 PosEdge: +3.01 P [White] Solution: Bh2+ D:01 00:00:00.00 1 01/37 +0.92 1. ... Rxg4 D:02 00:00:00.00 84 01/37 +0.89 1. ... Rxg4 2. Bg5 D:03 00:00:00.06 506 01/37 +0.92 1. ... Rxg4 2. f4 Bb4 D:03 00:00:00.11 1164 16/37 ++ 1. ... Bh2+! D:03 00:00:00.12 1244 16/37 +0.94 1. ... Bh2+ 2. Kh1 Rxg4 D:04 00:00:00.70 6548 02/37 +0.89 1. ... Rxg4 2. Qe2 Rb4 3. Bg5 D:05 00:00:03.67 32979 01/37 +0.92 1. ... Rxg4 2. Be3 a5 3. f4 Bb4 D:05 00:00:04.64 40086 02/37 ++ 1. ... d4! D:05 00:00:05.72 48645 02/37 +0.93 1. ... d4 2. g3 Rxg4 3. Ne4 Bb4 D:05 00:00:08.33 76184 16/37 ++ 1. ... Bh2+! D:05 00:00:08.57 78506 16/37 +0.94 1. ... Bh2+ 2. Kh1 d4 3. Ne4 Rxg4 D:06 00:00:13.96 134219 01/37 +0.92 1. ... Bh2+ 2. Kh1 Bf4+ 3. Kg1 Rxg4 4. Bxf4 Correct! Position #10: 2br2k1/2q3rn/p2NppQ1/2p1P3/Pp5R/4P3/1P3PPP/3R2K1 w - - 0 1 PosEdge: -0.95 P [White] Solution: Rxh7 D:01 00:00:00.00 1 01/53 -6.00 1. Qxh7+ D:01 00:00:00.00 2 02/53 -4.00 1. Qxg7+ D:01 00:00:00.00 4 04/53 -0.04 1. Nxc8 D:01 00:00:00.00 7 07/53 +0.00 1. exf6 D:01 00:00:00.00 8 08/53 +0.01 1. b3 D:02 00:00:00.03 225 46/53 -0.03 1. Qe4 Ng5 D:03 00:00:00.07 531 01/53 -0.01 1. Qe4 b3 2. a5 D:03 00:00:00.10 765 06/53 ++ 1. Rxh7! D:03 00:00:00.12 821 06/53 ++ 1. Rxh7 D:03 00:00:00.14 1004 06/53 +2.17 1. Rxh7 fxe5 2. b3 D:04 00:00:00.45 3838 01/53 +2.15 1. Rxh7 Rxg6 2. Rxc7 fxe5 D:05 00:00:01.52 12332 01/53 +2.16 1. Rxh7 fxe5 2. Qxg7+ Qxg7 3. Rxg7+ D:06 00:00:07.07 88976 01/53 +2.21 1. Rxh7 fxe5 2. Qxg7+ Qxg7 3. Rxg7+ Kxg7 D:07 00:00:33.03 284541 01/53 +2.22 1. Rxh7 fxe5 2. Qxg7+ Qxg7 3. Rxg7+ Kxg7 4. b3 Correct! Position #11: r1b1kb1r/3q1ppp/pBp1pn2/8/Np3P2/5B2/PPP3PP/R2Q1RK1 w kq - 0 1 PosEdge: -0.99 P [White] Solution: Bxc6 D:01 00:00:00.00 1 01/41 -1.99 1. Bxc6 D:01 00:00:00.00 2 02/41 +0.00 1. Qxd7+ D:01 00:00:00.00 4 04/41 +0.01 1. b3 D:01 00:00:00.00 9 09/41 +0.02 1. c4 D:01 00:00:00.00 33 33/41 +0.04 1. Nc5 D:02 00:00:00.01 74 01/41 +0.01 1. Nc5 Bxc5+ D:03 00:00:00.04 278 01/41 +0.00 1. Nc5 Bxc5+ 2. Bxc5 D:03 00:00:00.05 361 02/41 ++ 1. Bxc6! D:03 00:00:00.07 443 02/41 ++ 1. Bxc6 D:03 00:00:00.09 637 02/41 +4.07 1. Bxc6 Bc5+ 2. Nxc5 D:04 00:00:00.77 5317 41/41 -- 1. Bxc6 Bc5+ 2. Nxc5 D:04 00:00:00.88 6300 01/41 +1.03 1. Bxc6 Bc5+ 2. Nxc5 Qxc6 D:05 00:00:02.37 17994 01/41 ++ 1. Bxc6 D:05 00:00:03.33 26662 01/41 +2.01 1. Bxc6 Bc5+ 2. Bxc5 Qxc6 3. Bxb4 D:06 00:00:22.98 173135 41/41 -- 1. Bxc6 Bc5+ 2. Bxc5 Qxc6 3. Bxb4 D:06 00:00:30.20 245356 01/41 +1.03 1. Bxc6 Bc5+ 2. Nxc5 Qxc6 3. Qd8+ Correct! Position #12: 4k1r1/2p3r1/1pR1p3/3pP2p/3P2qP/P4N2/1PQ4P/5R1K b - - 0 1 PosEdge: +4.06 P [White] Solution: Qxf3+ D:01 00:00:00.00 1 01/26 -8.09 1. ... Qxh4 D:01 00:00:00.00 2 02/26 -7.96 1. ... Qxd4 D:01 00:00:00.00 3 03/26 -5.98 1. ... Qxf3+ D:01 00:00:00.00 4 04/26 +0.01 1. ... b5 D:01 00:00:00.00 25 25/26 +0.02 1. ... Rf8 D:02 00:00:00.01 68 01/26 +0.00 1. ... Rf8 2. b4 D:03 00:00:00.04 471 04/26 ++ 1. ... Qxf3+ D:03 00:00:00.05 531 04/26 +mat02 1. ... Qxf3+ 2. Rxf3 Rg1# Correct! Position #13: 5rk1/pp4p1/2n1p2p/2Npq3/2p5/6P1/P3P1BP/R4Q1K w - - 0 1 PosEdge: -0.09 P [White] Solution: Qxf8+ D:01 00:00:00.00 1 01/36 +1.00 1. Nxb7 D:02 00:00:00.02 124 36/36 -- 1. Nxb7 D:02 00:00:00.02 169 01/36 -2.98 1. Nxb7 Rxf1+ D:02 00:00:00.02 217 02/36 ++ 1. Nxe6! D:02 00:00:00.03 264 02/36 -2.95 1. Nxe6 Rxf1+ D:02 00:00:00.03 312 03/36 ++ 1. Bxd5! D:02 00:00:00.04 359 03/36 -2.90 1. Bxd5 Rxf1+ D:02 00:00:00.05 435 17/36 ++ 1. Qb1! D:02 00:00:00.05 481 17/36 -1.00 1. Qb1 Qxe2 D:02 00:00:00.06 531 19/36 ++ 1. Qd1! D:02 00:00:00.06 577 19/36 -0.03 1. Qd1 Rf2 D:02 00:00:00.18 674 28/36 ++ 1. Bf3! D:02 00:00:00.21 718 28/36 +0.00 1. Bf3 c3 D:03 00:00:00.24 915 01/36 +0.04 1. Bf3 b5 2. e4 D:04 00:00:00.54 4364 01/36 -0.01 1. Bf3 b6 2. Nb7 c3 D:05 00:00:02.60 24748 01/36 +0.09 1. Bf3 Rf7 2. e4 c3 3. Rd1 D:05 00:00:02.74 25976 05/36 ++ 1. Qxf8+! D:05 00:00:02.86 26972 05/36 ++ 1. Qxf8+ D:05 00:00:03.11 29222 05/36 +1.99 1. Qxf8+ Kxf8 2. Nd7+ Ke8 3. Nxe5 D:06 00:00:04.86 50004 01/36 +1.97 1. Qxf8+ Kxf8 2. Nd7+ Ke8 3. Nxe5 Nxe5 D:07 00:00:15.21 144520 01/36 +2.01 1. Qxf8+ Kxf8 2. Nd7+ Ke8 3. Nxe5 Nxe5 4. e4 Correct! Position #14: r2rb1k1/pp1q1p1p/2n1p1p1/2bp4/5P2/PP1BPR1Q/1BPN2PP/R5K1 w - - 0 1 PosEdge: -0.06 P [White] Solution: Qxh7+ D:01 00:00:00.00 1 01/46 -7.81 1. Qxh7+ D:01 00:00:00.00 3 03/46 -1.79 1. Bxg6 D:01 00:00:00.00 4 04/46 +0.01 1. c3 D:01 00:00:00.01 10 09/46 +0.02 1. c4 D:01 00:00:00.01 17 16/46 +0.03 1. Rd1 D:01 00:00:00.01 24 23/46 +0.04 1. Be5 D:02 00:00:00.02 83 01/46 +0.02 1. Be5 b5 D:03 00:00:00.08 443 01/46 -0.05 1. Be5 Nxe5 2. fxe5 D:03 00:00:00.13 778 05/46 ++ 1. c3! D:03 00:00:00.18 1135 05/46 +0.03 1. c3 d4 2. cxd4 D:03 00:00:00.23 1414 08/46 ++ 1. b4! D:03 00:00:00.28 1686 08/46 +0.06 1. b4 Bd6 2. Be5 D:03 00:00:00.38 2571 24/46 ++ 1. Bf6! D:03 00:00:00.40 2742 24/46 +0.08 1. Bf6 Ne7 2. Rd1 D:04 00:00:00.67 5562 01/46 +0.03 1. Bf6 Be7 2. Bxe7 Qxe7 D:04 00:00:00.99 8587 08/46 ++ 1. b4! D:04 00:00:01.16 10534 08/46 +0.04 1. b4 Bb6 2. Be5 Bd4 D:05 00:00:05.61 37938 01/46 +0.10 1. b4 Bd6 2. Bf6 Ne7 3. Rd1 D:05 00:00:05.75 40035 02/46 ++ 1. Qxh7+! D:05 00:00:05.91 42131 02/46 ++ 1. Qxh7+ D:05 00:00:06.66 49554 02/46 +3.23 1. Qxh7+ Kf8 2. Bf6 Bxe3+ 3. Rxe3 D:06 00:00:10.83 81209 01/46 +3.21 1. Qxh7+ Kf8 2. Bf6 Bxe3+ 3. Rxe3 b5 D:07 00:00:28.47 197355 01/46 ++ 1. Qxh7+ D:07 00:00:44.71 334516 01/46 +mat04 1. Qxh7+ Kf8 2. Bf6 Bxe3+ 3. Rxe3 b5 4. Qg7# Correct! Position #15: 1R6/1brk2p1/4p2p/p1P1Pp2/P7/6P1/1P4P1/2R3K1 w - - 0 1 PosEdge: +3.06 P [White] Solution: Rxb7 D:01 00:00:00.00 1 01/24 -1.97 1. Rxb7 D:01 00:00:00.00 2 02/24 +0.01 1. b3 D:01 00:00:00.00 4 04/24 +0.02 1. c6+ D:01 00:00:00.00 12 12/24 +0.03 1. Rd1+ D:02 00:00:00.01 46 01/24 +0.00 1. Rd1+ Bd5 D:02 00:00:00.01 73 05/24 ++ 1. c6+! D:02 00:00:00.01 89 05/24 +0.02 1. c6+ Ke7 D:03 00:00:00.05 332 03/24 +0.00 1. b3 Be4 2. Rd1+ D:03 00:00:00.09 770 12/24 ++ 1. Rd1+! D:03 00:00:00.10 851 12/24 +0.03 1. Rd1+ Bd5 2. Rb7 D:04 00:00:00.18 1491 01/24 -0.04 1. Rd1+ Ke7 2. Rc1 Bf3 D:04 00:00:00.62 7727 23/24 ++ 1. Rg8! D:04 00:00:00.65 8293 23/24 -0.01 1. Rg8 Kc6 2. b3 g5 D:05 00:00:00.89 10828 01/24 +0.03 1. Rg8 Kc6 2. Rd8 Ba6 3. Rcd1 D:05 00:00:00.91 11036 02/24 ++ 1. Rxb7! D:05 00:00:00.92 11243 02/24 ++ 1. Rxb7 D:05 00:00:01.01 12364 02/24 +1.83 1. Rxb7 Rxb7 2. c6+ Kc8 3. cxb7+ D:06 00:00:03.40 29956 01/24 +1.95 1. Rxb7 Rxb7 2. c6+ Kc8 3. cxb7+ Kxb7 D:07 00:00:09.96 85344 01/24 +2.00 1. Rxb7 Rxb7 2. c6+ Kc8 3. cxb7+ Kxb7 4. Rc7+ D:08 00:00:42.69 440644 01/24 +1.88 1. Rxb7 Rxb7 2. c6+ Kc8 3. cxb7+ Kxb7 4. Rd1 Ka8 Correct! Position #16: r4rk1/ppp2ppp/2n5/2bqp3/8/P2PB3/1PP1NPPP/R2Q1RK1 w - - 0 1 PosEdge: -0.03 P [White] Solution: Nc3 D:01 00:00:00.00 1 01/33 +0.02 1. Bxc5 D:02 00:00:00.01 73 01/33 +0.01 1. Bxc5 Qxc5 D:03 00:00:00.05 318 01/33 +0.03 1. Bxc5 Qxc5 2. b4 D:03 00:00:00.09 701 10/33 ++ 1. c4! D:03 00:00:00.11 848 10/33 +0.04 1. c4 Qd6 2. Bxc5 D:04 00:00:00.35 3833 01/33 +0.03 1. c4 Qd6 2. Bxc5 Qxc5 D:05 00:00:01.95 16051 01/33 +0.05 1. c4 Qd6 2. Bxc5 Qxc5 3. b4 D:06 00:00:11.32 127723 01/33 +0.02 1. c4 Qd6 2. Bxc5 Qxc5 3. b4 Rad8 D:06 00:00:30.84 323049 24/33 ++ 1. Nc3! D:06 00:00:37.54 400271 24/33 ++ 1. Nc3 D:06 00:00:45.43 481487 24/33 +2.93 1. Nc3 Qd6 2. Ne4 Bxe3 3. Nxd6 cxd6 Correct! Position #17: 1k5r/pppbn1pp/4q1r1/1P3p2/2NPp3/1QP5/P4PPP/R1B1R1K1 w - - 0 1 PosEdge: +0.04 P [White] Solution: Ne5 D:01 00:00:00.00 1 01/40 -3.98 1. Rxe4 D:01 00:00:00.00 2 02/40 +0.00 1. a3 D:01 00:00:00.00 6 06/40 +0.01 1. d5 D:01 00:00:00.00 7 07/40 +0.02 1. b6 D:01 00:00:00.00 19 19/40 +0.03 1. Bf4 D:01 00:00:00.00 20 20/40 +0.04 1. Bg5 D:02 00:00:00.01 88 03/40 -0.03 1. a3 Rd8 D:02 00:00:00.02 148 08/40 ++ 1. b6! D:02 00:00:00.02 189 08/40 -0.01 1. b6 Rd8 D:02 00:00:00.03 315 20/40 ++ 1. Bf4! D:02 00:00:00.04 354 20/40 +0.00 1. Bf4 Rd8 D:03 00:00:00.13 651 01/40 +0.03 1. Bf4 Rd8 2. Rad1 D:04 00:00:00.63 5476 01/40 -0.01 1. Bf4 Nd5 2. Be5 Rd8 D:04 00:00:00.87 8357 04/40 ++ 1. f3! D:04 00:00:01.05 10375 04/40 ++ 1. f3 D:04 00:00:01.25 12447 04/40 +0.95 1. f3 Rd8 2. fxe4 fxe4 D:05 00:00:17.15 172027 40/40 -- 1. f3 Rd8 2. fxe4 fxe4 D:05 00:00:19.28 187662 01/40 -0.02 1. f3 Rd8 2. Bf4 e3 3. Rad1 D:05 00:00:20.57 197854 03/40 ++ 1. a3! D:05 00:00:23.65 226712 03/40 +0.01 1. a3 Rd8 2. Bf4 e3 3. Rad1 D:05 00:00:26.80 254008 08/40 ++ 1. a4! D:05 00:00:29.96 283937 08/40 +0.02 1. a4 Rd8 2. Bf4 e3 3. Rad1 D:05 00:00:46.88 425609 38/40 ++ 1. Ne5! D:05 00:00:47.66 432218 38/40 +0.04 1. Ne5 Rf6 2. Qxe6 Bxe6 3. Bg5 D:06 00:00:52.46 491174 01/40 +0.01 1. Ne5 Rf6 2. Qxe6 Bxe6 3. Bg5 Rd8 Correct! Position #18: R7/P4k2/8/8/8/8/r7/6K1 w - - 0 1 PosEdge: +1.03 P [White] Solution: Rh8 D:01 00:00:00.00 1 01/09 +0.00 1. Kf1 D:02 00:00:00.00 34 01/09 +0.00 1. Kf1 Ke6 D:03 00:00:00.01 117 01/09 -0.05 1. Kf1 Ra1+ 2. Ke2 D:03 00:00:00.02 258 07/09 ++ 1. Rf8+! D:03 00:00:00.03 284 07/09 ++ 1. Rf8+ D:03 00:00:00.03 341 07/09 +2.82 1. Rf8+ Kxf8 2. a8=Q+ D:04 00:00:00.07 725 09/09 -- 1. Rf8+ Kxf8 2. a8=Q+ D:04 00:00:00.08 872 01/09 -6.13 1. Rf8+ Kxf8 2. a8=Q+ Rxa8 D:04 00:00:00.11 1244 02/09 ++ 1. Kf1! D:04 00:00:00.14 1679 02/09 -0.08 1. Kf1 Ra1+ 2. Ke2 Ra2+ D:05 00:00:00.33 4271 01/09 -0.03 1. Kf1 Ra1+ 2. Ke2 Ke6 3. Kd3 D:06 00:00:01.21 16916 01/09 -0.08 1. Kf1 Ke7 2. Ke1 Ra1+ 3. Kd2 Ra2+ D:07 00:00:04.33 60404 01/09 -0.04 1. Kf1 Ra1+ 2. Ke2 Ra2+ 3. Kd3 Ke6 4. Kd4 D:08 00:00:20.65 293063 01/09 -0.08 1. Kf1 Ke7 2. Ke1 Kd7 3. Kd1 Ra1+ 4. Kc2 Ra2+ Wrong! Position #19: r1b2rk1/ppbn1ppp/4p3/1QP4q/3P4/N4N2/5PPP/R1B2RK1 w - - 0 1 PosEdge: -0.96 P [White] Solution: c6 D:01 00:00:00.00 1 01/39 -5.99 1. Qxd7 D:01 00:00:00.00 3 03/39 -0.05 1. g3 D:01 00:00:00.00 4 04/39 -0.02 1. h3 D:01 00:00:00.00 5 05/39 +0.01 1. d5 D:01 00:00:00.01 6 06/39 +0.02 1. c6 D:01 00:00:00.01 15 15/39 +0.03 1. Bf4 D:01 00:00:00.01 16 16/39 +0.04 1. Bg5 D:02 00:00:00.02 74 01/39 +0.01 1. Bg5 Bg3 D:03 00:00:00.11 821 05/39 +0.01 1. h3 e5 2. Bg5 D:04 00:00:00.40 4999 01/39 -0.05 1. h3 a6 2. Qb1 Bh2+ D:04 00:00:00.75 8270 09/39 ++ 1. Kh1! D:04 00:00:00.97 10702 09/39 -0.03 1. Kh1 a6 2. Qb1 Bg3 D:04 00:00:01.38 14628 13/39 ++ 1. Bd2! D:04 00:00:01.61 16993 13/39 -0.02 1. Bd2 a6 2. Qb1 Bg3 D:04 00:00:01.82 19157 14/39 ++ 1. Be3! D:04 00:00:02.05 21514 14/39 -0.01 1. Be3 a6 2. Qb1 Bg3 D:04 00:00:02.59 26137 22/39 ++ 1. Nc4! D:04 00:00:02.88 28899 22/39 +0.00 1. Nc4 a6 2. Qb1 Bg3 D:05 00:00:06.82 64774 05/39 +0.00 1. h3 a6 2. Qb1 b5 3. Bg5 D:05 00:00:07.87 71091 07/39 ++ 1. c6! D:05 00:00:08.85 77521 07/39 +0.07 1. c6 Nf6 2. Qxh5 Nxh5 3. Bg5 D:06 00:00:18.69 194377 01/39 ++ 1. c6 D:06 00:00:22.28 242393 01/39 +0.74 1. c6 Bxh2+ 2. Nxh2 Qxb5 3. Nxb5 bxc6 Correct! Position #20: r2qkb1r/1ppb1ppp/p7/4p3/P1Q1P3/2P5/5PPP/R1B2KNR b kq - 0 1 PosEdge: -0.99 P [White] Solution: Bb5 D:01 00:00:00.00 1 01/35 -2.00 1. ... Bxa4 D:01 00:00:00.00 2 02/35 +0.01 1. ... a5 D:01 00:00:00.00 8 08/35 +0.02 1. ... b5 D:01 00:00:00.00 15 15/35 +0.03 1. ... Bg4 D:01 00:00:00.01 31 31/35 +0.04 1. ... Bb4 D:02 00:00:00.02 81 03/35 -0.03 1. ... a5 2. Bg5 D:02 00:00:00.03 185 09/35 ++ 1. ... b5! D:02 00:00:00.03 221 09/35 -0.02 1. ... b5 2. Bg5 D:02 00:00:00.05 305 16/35 ++ 1. ... Bg4! D:02 00:00:00.05 340 16/35 -0.01 1. ... Bg4 2. Bg5 D:03 00:00:00.12 964 01/35 +0.05 1. ... Bg4 2. Be3 Bb4 D:03 00:00:00.20 1759 16/35 ++ 1. ... Bb5! D:03 00:00:00.21 1840 16/35 ++ 1. ... Bb5 D:03 00:00:00.23 1993 16/35 +4.88 1. ... Bb5 2. Qxb5+ axb5 D:04 00:00:00.37 3719 01/35 +4.97 1. ... Bb5 2. Qxb5+ axb5 3. axb5 D:05 00:00:01.52 13144 01/35 ++ 1. ... Bb5 D:05 00:00:01.67 15349 01/35 +5.99 1. ... Bb5 2. Qxb5+ axb5 3. Be3 bxa4 D:06 00:00:06.13 67714 01/35 +5.94 1. ... Bb5 2. Qxb5+ axb5 3. Nf3 bxa4 4. Nxe5 D:07 00:00:33.28 323438 01/35 ++ 1. ... Bb5 D:07 00:00:37.32 373953 01/35 +7.00 1. ... Bb5 2. Qxb5+ axb5 3. Nf3 bxa4 4. Bg5 Bb4 Correct! Position #21: 5rk1/1b3p1p/pp3p2/3n1N2/1P6/P1qB1PP1/3Q3P/4R1K1 w - - 0 1 PosEdge: +0.06 P [White] Solution: Qh6 D:01 00:00:00.00 1 01/50 -2.02 1. Bxa6 D:01 00:00:00.00 2 02/50 +0.00 1. Qxc3 D:01 00:00:00.00 4 04/50 +0.01 1. a4 D:01 00:00:00.01 23 23/50 +0.02 1. Re7 D:02 00:00:00.01 75 03/50 -0.01 1. Qxc3 Nxc3 D:02 00:00:00.04 314 49/50 ++ 1. Ne7+! D:02 00:00:00.04 350 49/50 +0.00 1. Ne7+ Kh8 D:03 00:00:00.05 446 01/50 +0.02 1. Ne7+ Kh8 2. Bb5 D:04 00:00:00.35 3525 01/50 -0.01 1. Ne7+ Kh8 2. Qxc3 Nxc3 D:05 00:00:01.81 17217 01/50 +0.01 1. Ne7+ Kh8 2. Qxc3 Nxc3 3. Bb5 D:05 00:00:14.60 142794 37/50 ++ 1. Qh6! D:05 00:00:19.02 181775 37/50 ++ 1. Qh6 D:05 00:00:25.21 238195 37/50 +0.89 1. Qh6 Qxe1+ 2. Bf1 Qe3+ 3. Nxe3 D:06 00:00:46.83 457663 01/50 +0.93 1. Qh6 Qxe1+ 2. Bf1 Qxf1+ 3. Kxf1 Bc6 Correct! Position #22: r1bqk2r/ppp1nppp/4p3/n5N1/2BPp3/P1P5/2P2PPP/R1BQK2R w KQkq - 0 1 PosEdge: -0.97 P [White] Solution: Ba2 D:01 00:00:00.00 1 01/41 -1.75 1. Nxh7 D:01 00:00:00.00 4 04/41 +0.94 1. Nxe4 D:02 00:00:00.02 170 41/41 -- 1. Nxe4 D:02 00:00:00.03 202 01/41 -2.13 1. Nxe4 Nxc4 D:02 00:00:00.03 233 02/41 ++ 1. Nxh7! D:02 00:00:00.04 263 02/41 -1.82 1. Nxh7 Nxc4 D:02 00:00:00.04 303 05/41 ++ 1. Bxe6! D:02 00:00:00.05 335 05/41 -0.88 1. Bxe6 fxe6 D:02 00:00:00.06 425 25/41 ++ 1. Qe2! D:02 00:00:00.07 456 25/41 -0.40 1. Qe2 O-O D:02 00:00:00.07 521 37/41 ++ 1. Bb5+! D:02 00:00:00.08 550 37/41 -0.01 1. Bb5+ Nac6 D:03 00:00:00.09 615 01/41 ++ 1. Bb5+ D:03 00:00:00.10 705 01/41 +0.93 1. Bb5+ Nac6 2. Nxe4 D:04 00:00:01.08 9295 34/41 +0.47 1. Ba2 O-O 2. Nxe4 Nb3 D:05 00:00:02.37 20356 01/41 +0.46 1. Ba2 c5 2. dxc5 Qxd1+ 3. Kxd1 D:05 00:00:02.97 24579 03/41 ++ 1. Nxf7! D:05 00:00:03.44 27400 03/41 ++ 1. Nxf7 D:05 00:00:04.32 35046 03/41 +1.19 1. Nxf7 Kxf7 2. Qh5+ Kf8 3. Qxa5 D:06 00:00:12.63 133079 01/41 +1.17 1. Nxf7 Kxf7 2. Qh5+ Kf8 3. Qxa5 e3 Wrong! Position #23: r3nrk1/2p2p1p/p1p1b1p1/2NpPq2/3R4/P1N1Q3/1PP2PPP/4R1K1 w - - 0 1 PosEdge: +0.05 P [White] Solution: g4 D:01 00:00:00.00 1 01/55 +0.00 1. Nxe6 D:01 00:00:00.00 5 05/55 +0.01 1. b3 D:01 00:00:00.00 10 10/55 +0.02 1. b4 D:02 00:00:00.01 89 02/55 -0.02 1. Nxe6 Qxe6 D:03 00:00:00.07 517 01/55 +0.00 1. Nxe6 Qxe6 2. b4 D:03 00:00:00.22 2359 29/55 ++ 1. Qc1! D:03 00:00:00.24 2533 29/55 +0.01 1. Qc1 a5 2. b4 D:04 00:00:00.50 5478 01/55 -0.02 1. Qc1 a5 2. b4 Rd8 D:05 00:00:03.13 27445 01/55 +0.02 1. Qc1 a5 2. b4 axb4 3. axb4 D:05 00:00:06.70 67703 13/55 ++ 1. g4! D:05 00:00:07.40 73758 13/55 ++ 1. g4 D:05 00:00:09.02 91375 13/55 +2.70 1. g4 Qxc2 2. Rd2 Bf5 3. Rxc2 D:06 00:00:25.66 256785 01/55 +2.71 1. g4 Qxc2 2. Re2 Qxe2 3. Qxe2 Rd8 Correct! Position #24: 6k1/1b1nqpbp/pp4p1/5P2/1PN5/4Q3/P5PP/1B2B1K1 b - - 0 1 PosEdge: +0.05 P [White] Solution: Bd4 D:01 00:00:00.00 1 01/43 -7.98 1. ... Qxb4 D:01 00:00:00.00 2 02/43 +0.00 1. ... Qxe3+ D:01 00:00:00.00 5 05/43 +0.01 1. ... a5 D:01 00:00:00.01 13 13/43 +0.04 1. ... Bf3 D:02 00:00:00.01 79 03/43 +0.01 1. ... Qxe3+ 2. Nxe3 D:03 00:00:00.04 269 01/43 +0.05 1. ... Qxe3+ 2. Nxe3 Bf3 D:03 00:00:00.16 1687 38/43 ++ 1. ... Bd4! D:03 00:00:00.18 1819 38/43 ++ 1. ... Bd4 D:03 00:00:00.21 2054 38/43 +4.90 1. ... Bd4 2. fxg6 Bxe3+ D:04 00:00:00.29 3308 01/43 ++ 1. ... Bd4 D:04 00:00:00.40 4545 01/43 +5.98 1. ... Bd4 2. Be4 Bxe3+ 3. Nxe3 D:05 00:00:02.59 16751 01/43 +6.04 1. ... Bd4 2. Bd2 Bxe3+ 3. Nxe3 Bf3 D:06 00:00:07.74 88066 01/43 +6.05 1. ... Bd4 2. Kf2 Bxe3+ 3. Nxe3 gxf5 4. Bxf5 D:07 00:00:31.66 322171 01/43 +6.18 1. ... Bd4 2. Bd2 Qg5 3. g3 Bxe3+ 4. Bxe3 Bg2 Correct! Position #25: 3R1rk1/8/5Qpp/2p5/2P1p1q1/P3P3/1P2PK2/8 b - - 0 1 PosEdge: +0.99 P [White] Solution: Qh4+ D:01 00:00:00.00 1 01/19 +0.01 1. ... Rxd8 D:02 00:00:00.01 54 01/19 +0.00 1. ... Rxd8 2. Qxd8+ D:03 00:00:00.03 220 01/19 -0.10 1. ... Rxd8 2. Qxd8+ Kf7 D:03 00:00:00.04 451 12/19 ++ 1. ... Qh4+! D:03 00:00:00.04 500 12/19 ++ 1. ... Qh4+ D:03 00:00:00.05 568 12/19 +8.92 1. ... Qh4+ 2. Kf1 Qxf6+ D:04 00:00:00.08 965 01/19 +8.89 1. ... Qh4+ 2. Kg1 Qxf6 3. Rd7 D:05 00:00:00.15 2002 01/19 +8.92 1. ... Qh4+ 2. Kg1 Qxf6 3. Rxf8+ Qxf8 D:06 00:00:00.32 4512 01/19 +8.90 1. ... Qh4+ 2. Kg1 Qxf6 3. Rxf8+ Qxf8 4. b4 D:07 00:00:00.70 9668 01/19 +8.91 1. ... Qh4+ 2. Kg1 Qxf6 3. Rxf8+ Qxf8 4. b4 cxb4 D:08 00:00:01.92 26359 01/19 +8.96 1. ... Qh4+ 2. Kg2 Qxf6 3. Rxf8+ Kxf8 4. b4 cxb4 5. axb4 D:09 00:00:05.66 67397 01/19 +9.05 1. ... Qh4+ 2. Kg2 Qxf6 3. Rxf8+ Kxf8 4. b4 Qa1 5. bxc5 Qxa3 D:10 00:00:22.70 266740 01/19 ++ 1. ... Qh4+ D:10 00:00:39.36 436574 01/19 +9.90 1. ... Qh4+ 2. Kg2 Qxf6 3. Rxf8+ Qxf8 4. a4 Qb8 5. a5 Qxb2 6. Kf1 Correct! Position #26: 3r2k1/1p1b1pp1/pq5p/8/3NR3/2PQ3P/PP3PP1/6K1 b - - 0 1 PosEdge: +1.01 P [White] Solution: Bf5 D:01 00:00:00.00 1 01/37 -1.78 1. ... Bxh3 D:01 00:00:00.00 3 03/37 +1.00 1. ... Qxb2 D:02 00:00:00.01 79 01/37 +0.96 1. ... Qxb2 2. Re7 D:03 00:00:00.05 413 01/37 +1.03 1. ... Qxb2 2. Qc2 Bg4 D:03 00:00:00.17 1705 28/37 ++ 1. ... Bf5! D:03 00:00:00.19 1900 28/37 ++ 1. ... Bf5 D:03 00:00:00.23 2268 28/37 +1.99 1. ... Bf5 2. b4 Bxe4 D:04 00:00:00.44 4511 01/37 +1.98 1. ... Bf5 2. b4 Bxe4 3. Qxe4 D:05 00:00:02.00 17629 01/37 +1.99 1. ... Bf5 2. b4 Bxe4 3. Qxe4 a5 D:06 00:00:13.95 144164 01/37 ++ 1. ... Bf5 D:06 00:00:31.74 263996 01/37 +2.98 1. ... Bf5 2. Re8+ Rxe8 3. Nxf5 Qxb2 4. c4 Correct! Position #27: 7k/pp4np/2p3p1/3pN1q1/3P4/Q7/1r3rPP/2R2RK1 w - - 0 1 PosEdge: -3.06 P [White] Solution: Qf8+ D:01 00:00:00.00 1 01/44 -2.00 1. Nxg6+ D:01 00:00:00.00 3 03/44 +1.00 1. Qxa7 D:02 00:00:00.04 195 44/44 -- 1. Qxa7 D:02 00:00:00.05 241 01/44 -mat01 1. Qxa7 Qxg2# D:02 00:00:00.05 291 02/44 ++ 1. Nxg6+! D:02 00:00:00.05 340 02/44 -2.04 1. Nxg6+ hxg6 D:02 00:00:00.06 383 05/44 ++ 1. Rxf2! D:02 00:00:00.07 420 05/44 +0.03 1. Rxf2 Qxc1+ D:03 00:00:00.13 680 01/44 +0.05 1. Rxf2 Qxc1+ 2. Rf1 D:03 00:00:00.22 2515 38/44 ++ 1. Qf8+! D:03 00:00:00.22 2565 38/44 ++ 1. Qf8+ D:03 00:00:00.23 2645 38/44 +mat02 1. Qf8+ Rxf8 2. Rxf8# Correct! Position #28: 1r1r2k1/4pp1p/2p1b1p1/p3R3/RqBP4/4P3/1PQ2PPP/6K1 b - - 0 1 PosEdge: +0.04 P [White] Solution: Qe1+ D:01 00:00:00.00 1 01/41 -3.99 1. ... Rxd4 D:01 00:00:00.00 2 02/41 +0.02 1. ... Bxc4 D:02 00:00:00.01 109 05/41 -0.01 1. ... Qxb2 2. Rexa5 D:02 00:00:00.02 190 15/41 ++ 1. ... Qe1+! D:02 00:00:00.02 236 15/41 +0.03 1. ... Qe1+ 2. Bf1 D:03 00:00:00.05 434 01/41 +0.05 1. ... Qe1+ 2. Bf1 Bb3 D:03 00:00:00.09 796 06/41 ++ 1. ... Qxb2! D:03 00:00:00.12 947 06/41 ++ 1. ... Qxb2 D:03 00:00:00.16 1302 06/41 +1.02 1. ... Qxb2 2. Qd1 Bxc4 D:04 00:00:01.54 10886 41/41 -- 1. ... Qxb2 2. Qd1 Bxc4 D:04 00:00:01.85 14671 01/41 +0.04 1. ... Qxb2 2. Qxb2 Rxb2 3. Rexa5 D:05 00:00:04.25 28301 01/41 +0.06 1. ... Qxb2 2. Qxb2 Rxb2 3. Rexa5 Bxc4 D:05 00:00:07.53 56871 15/41 ++ 1. ... Qe1+! D:05 00:00:07.69 58325 15/41 ++ 1. ... Qe1+ D:05 00:00:08.08 61893 15/41 +1.01 1. ... Qe1+ 2. Bf1 Bb3 3. Qxc6 Bxa4 Correct! Position #29: r2q2k1/pp1rbppp/4pn2/2P5/1P3B2/6P1/P3QPBP/1R3RK1 w - - 0 1 PosEdge: +0.05 P [White] Solution: c6 D:01 00:00:00.00 1 01/50 -1.96 1. Bxb7 D:01 00:00:00.00 3 03/50 +0.00 1. a3 D:01 00:00:00.00 7 07/50 +0.01 1. b5 D:01 00:00:00.01 8 08/50 +0.02 1. c6 D:01 00:00:00.01 14 14/50 +0.03 1. Rbd1 D:01 00:00:00.01 40 40/50 +0.04 1. Bd5 D:02 00:00:00.02 95 04/50 -0.05 1. a3 Rd2 D:02 00:00:00.03 145 09/50 ++ 1. c6! D:02 00:00:00.03 182 09/50 -0.03 1. c6 Rd2 D:02 00:00:00.04 301 15/50 ++ 1. Rbd1! D:02 00:00:00.05 336 15/50 -0.02 1. Rbd1 Rd2 D:02 00:00:00.08 657 47/50 ++ 1. Bd6! D:02 00:00:00.10 686 47/50 -0.01 1. Bd6 b5 D:03 00:00:00.14 1112 04/50 +0.03 1. a3 a5 2. Bd5 D:03 00:00:00.20 1618 10/50 ++ 1. a4! D:03 00:00:00.23 1899 10/50 +0.04 1. a4 a5 2. Bd5 D:03 00:00:00.28 2362 16/50 ++ 1. Rbe1! D:03 00:00:00.31 2750 16/50 +0.06 1. Rbe1 a5 2. Bd5 D:04 00:00:00.59 6102 01/50 -0.02 1. Rbe1 a5 2. Bd2 b5 D:04 00:00:01.07 11062 10/50 ++ 1. a4! D:04 00:00:01.31 14021 10/50 -0.01 1. a4 a5 2. Bd6 b5 D:04 00:00:02.30 24002 37/50 ++ 1. Bf3! D:04 00:00:02.55 27078 37/50 +0.00 1. Bf3 a5 2. Bd6 b5 D:05 00:00:03.89 36798 01/50 +0.02 1. Bf3 a5 2. a3 axb4 3. axb4 D:05 00:00:06.55 52355 04/50 ++ 1. a3! D:05 00:00:08.16 67560 04/50 +0.03 1. a3 a5 2. Rbe1 axb4 3. axb4 D:05 00:00:09.90 82541 09/50 ++ 1. c6! D:05 00:00:10.72 87046 09/50 ++ 1. c6 D:05 00:00:12.17 99095 09/50 +2.00 1. c6 bxc6 2. Bxc6 Rb8 3. Bxd7 D:06 00:00:24.17 245877 01/50 +1.96 1. c6 bxc6 2. Bxc6 Bxb4 3. Rxb4 Rd2 Correct! Position #30: 1r3r2/4q1kp/b1pp2p1/5p2/pPn1N3/6P1/P3PPBP/2QRR1K1 w - - 0 1 PosEdge: -0.03 P [White] Solution: Nxd6 D:01 00:00:00.00 1 01/38 -1.98 1. Nxd6 D:01 00:00:00.00 4 04/38 +0.00 1. a3 D:01 00:00:00.00 5 05/38 +0.03 1. e3 D:02 00:00:00.01 94 02/38 +0.01 1. Nxd6 Rxb4 D:03 00:00:00.09 873 14/38 -0.07 1. Qa1+ Kg8 2. e3 D:03 00:00:00.16 1337 23/38 ++ 1. Qg5! D:03 00:00:00.20 1572 23/38 +0.00 1. Qg5 Rbe8 2. e3 D:03 00:00:00.28 2315 37/38 ++ 1. Ng5! D:03 00:00:00.31 2580 37/38 +0.02 1. Ng5 Bb5 2. e4 D:04 00:00:00.56 5683 01/38 -0.10 1. Ng5 f4 2. Qa1+ Kg8 D:04 00:00:00.87 8643 15/38 ++ 1. Qa1+! D:04 00:00:00.93 9280 15/38 -0.09 1. Qa1+ Kg8 2. Nxd6 Rxb4 D:04 00:00:01.05 10423 21/38 ++ 1. Qc3+! D:04 00:00:01.09 10986 21/38 -0.01 1. Qc3+ Qe5 2. Qxe5+ dxe5 D:05 00:00:02.19 20986 01/38 -0.11 1. Qc3+ Kg8 2. Nd2 Bb5 3. e4 D:05 00:00:05.16 50103 15/38 ++ 1. Qa1+! D:05 00:00:05.79 55615 15/38 -0.10 1. Qa1+ Kg8 2. Nc3 Bb5 3. e4 D:05 00:00:10.37 98695 34/38 ++ 1. Nd2! D:05 00:00:11.65 108182 34/38 +0.00 1. Nd2 d5 2. Nxc4 Bxc4 3. e4 D:06 00:00:22.93 259523 01/38 -0.06 1. Nd2 d5 2. e4 Nxd2 3. Qxd2 Kg8 D:06 00:00:29.23 348233 02/38 ++ 1. Nxd6! D:06 00:00:36.27 442880 02/38 -0.04 1. Nxd6 Nxd6 2. Qxc6 Bxe2 3. Rxd6 Rxb4 Correct! Position #31: rb3qk1/pQ3ppp/4p3/3P4/8/1P3N2/1P3PPP/3R2K1 w - - 0 1 PosEdge: +1.08 P [White] Solution: Qxa8 D:01 00:00:00.00 1 01/36 -6.00 1. Qxb8 D:01 00:00:00.00 2 02/36 +5.00 1. Qxa8 D:02 00:00:00.01 62 01/36 +4.96 1. Qxa8 Bg3 D:03 00:00:00.04 247 01/36 +4.98 1. Qxa8 exd5 2. Qxd5 D:04 00:00:00.30 3472 36/36 -- 1. Qxa8 exd5 2. Qxd5 D:04 00:00:00.34 4128 01/36 -2.27 1. Qxa8 Bxh2+ 2. Nxh2 Qxa8 D:04 00:00:00.42 5045 05/36 ++ 1. dxe6! D:04 00:00:00.47 5912 05/36 +1.76 1. dxe6 Bxh2+ 2. Nxh2 fxe6 D:05 00:00:01.16 11086 01/36 +1.79 1. dxe6 Bxh2+ 2. Nxh2 fxe6 3. Ng4 D:05 00:00:01.85 18897 09/36 ++ 1. d6! D:05 00:00:02.09 21805 09/36 +1.92 1. d6 Bxd6 2. Rxd6 Qxd6 3. Qxa8+ D:06 00:00:19.77 212341 36/36 -- 1. d6 Bxd6 2. Rxd6 Qxd6 3. Qxa8+ D:06 00:00:21.17 233122 01/36 +1.01 1. d6 Bxd6 2. Rxd6 Rb8 3. Qa6 Rxb3 D:06 00:00:22.95 254196 06/36 ++ 1. dxe6! D:06 00:00:25.02 279858 06/36 +1.18 1. dxe6 fxe6 2. Rd7 Bf4 3. Rxg7+ Kh8 D:07 00:00:49.02 530901 01/36 ++ 1. dxe6 Wrong! Position #32: 6k1/p4p1p/1p3np1/2q5/4p3/4P1N1/PP3PPP/3Q2K1 w - - 0 1 PosEdge: -0.05 P [White] Solution: Qd8+ D:01 00:00:00.00 1 01/35 -1.97 1. Nxe4 D:01 00:00:00.00 2 02/35 +0.00 1. a3 D:01 00:00:00.00 3 03/35 +0.01 1. b3 D:01 00:00:00.01 7 07/35 +0.02 1. b4 D:01 00:00:00.01 34 34/35 +0.03 1. Nf5 D:02 00:00:00.01 75 03/35 -0.02 1. a3 Ng4 D:02 00:00:00.02 111 04/35 ++ 1. b3! D:02 00:00:00.02 146 04/35 -0.01 1. b3 Ng4 D:02 00:00:00.04 281 31/35 ++ 1. Qd8+! D:02 00:00:00.04 316 31/35 +0.00 1. Qd8+ Qf8 D:03 00:00:00.05 403 01/35 +0.32 1. Qd8+ Kg7 2. Nf5+ D:04 00:00:00.16 1726 01/35 +0.28 1. Qd8+ Kg7 2. b3 Ng4 D:04 00:00:00.38 4115 14/35 ++ 1. Qb1! D:04 00:00:00.46 5274 14/35 ++ 1. Qb1 D:04 00:00:00.56 6566 14/35 +1.04 1. Qb1 b5 2. Nxe4 Nxe4 D:05 00:00:03.26 35865 35/35 -- 1. Qb1 b5 2. Nxe4 Nxe4 D:05 00:00:04.27 44832 01/35 +0.03 1. Qb1 Qb4 2. a3 Qd2 3. Nf5 D:05 00:00:05.46 58154 03/35 ++ 1. a3! D:05 00:00:07.67 83415 03/35 +0.04 1. a3 Qc7 2. b4 b5 3. Nf5 D:05 00:00:15.69 173185 30/35 ++ 1. Qd8+! D:05 00:00:15.93 175572 30/35 +0.30 1. Qd8+ Kg7 2. b3 Qc1+ 3. Qd1 D:06 00:00:17.63 195002 01/35 +0.00 1. Qd8+ Kg7 2. Qd1 Kg8 3. Qd8+ Qf8 D:06 00:00:23.82 265396 03/35 ++ 1. a3! D:06 00:00:32.93 370413 03/35 +0.29 1. a3 Qc4 2. Qd8+ Kg7 3. b4 Ng4 Wrong! Position #33: 8/p1q2pkp/2Pr2p1/8/P3Q3/6P1/5P1P/2R3K1 w - - 0 1 PosEdge: +1.05 P [White] Solution: Qe5+ D:01 00:00:00.00 1 01/40 -7.99 1. Qxg6+ D:01 00:00:00.00 2 02/40 -0.18 1. f3 D:01 00:00:00.00 5 05/40 +0.01 1. a5 D:01 00:00:00.01 13 13/40 +0.03 1. Rd1 D:02 00:00:00.02 121 07/40 -0.46 1. f4 Kf8 D:02 00:00:00.02 166 09/40 ++ 1. Kf1! D:02 00:00:00.03 197 09/40 -0.29 1. Kf1 Kf8 D:02 00:00:00.04 277 14/40 ++ 1. Re1! D:02 00:00:00.04 308 14/40 -0.26 1. Re1 Kf8 D:02 00:00:00.06 608 40/40 ++ 1. Qe8! D:02 00:00:00.07 639 40/40 -0.04 1. Qe8 Rd2 D:03 00:00:00.22 2298 37/40 -0.26 1. Qe5+ Kf8 2. Rd1 D:04 00:00:00.33 3681 01/40 -0.05 1. Qe5+ f6 2. Qe8 Rd2 D:05 00:00:12.28 130638 40/40 -- 1. Qe5+ f6 2. Qe8 Rd2 D:05 00:00:12.82 135698 01/40 -1.03 1. Qe5+ f6 2. Qe8 Rxc6 3. Rd1 D:05 00:00:15.27 157274 06/40 ++ 1. a5! D:05 00:00:17.01 174329 06/40 -1.00 1. a5 f6 2. a6 Rxc6 3. Rd1 D:06 00:00:32.07 350907 01/40 -1.04 1. a5 Qxa5 2. c7 f5 3. Qa8 Rd2 D:06 00:00:35.40 389656 03/40 ++ 1. f3! D:06 00:00:39.59 435852 03/40 ++ 1. f3 D:06 00:00:57.45 632502 03/40 -0.48 1. f3 Kf8 2. Qc2 a6 3. Rd1 Rd2 Wrong! Position #34: 7k/1b1r2p1/p6p/1p2qN2/3bP3/3Q4/P5PP/1B1R3K b - - 0 1 PosEdge: +0.05 P [White] Solution: Bg1 D:01 00:00:00.00 1 01/41 -1.95 1. ... Bxe4 D:01 00:00:00.00 5 05/41 +0.01 1. ... b4 D:01 00:00:00.00 9 09/41 +0.02 1. ... g5 D:01 00:00:00.01 32 32/41 +0.03 1. ... Bd5 D:02 00:00:00.02 85 02/41 ++ 1. ... Bxe4 D:02 00:00:00.02 122 02/41 +1.07 1. ... Bxe4 2. a4 D:03 00:00:00.13 984 13/41 +0.96 1. ... Bg1 2. Kxg1 Rxd3 D:04 00:00:01.33 10011 41/41 -- 1. ... Bg1 2. Kxg1 Rxd3 D:04 00:00:01.48 11783 01/41 -0.01 1. ... Bg1 2. Qg3 Qxg3 3. Nxg3 D:04 00:00:01.66 13786 06/41 ++ 1. ... b4! D:04 00:00:01.92 15231 06/41 +0.01 1. ... b4 2. Nxd4 Rxd4 3. a4 D:04 00:00:02.09 16884 10/41 ++ 1. ... g5! D:04 00:00:02.23 18365 10/41 +0.02 1. ... g5 2. Nxd4 Rxd4 3. a4 D:05 00:00:05.81 53904 13/41 ++ 1. ... Bg1 D:05 00:00:06.88 62626 13/41 +0.97 1. ... Bg1 2. Kxg1 Rxd3 3. Bxd3 Bd5 D:06 00:00:13.63 153276 01/41 ++ 1. ... Bg1 D:06 00:00:17.30 191309 01/41 +2.01 1. ... Bg1 2. Kxg1 Rxd3 3. Bxd3 Bxe4 4. Bxe4 Correct! Position #35: r3r2k/2R3pp/pp1q1p2/8/3P3R/7P/PP3PP1/3Q2K1 w - - 0 1 PosEdge: +1.05 P [White] Solution: Rxh7+ D:01 00:00:00.00 1 01/44 -3.79 1. Rxg7 D:01 00:00:00.00 2 02/44 -3.75 1. Rxh7+ D:01 00:00:00.00 3 03/44 +0.00 1. a3 D:01 00:00:00.01 4 04/44 +0.01 1. b3 D:01 00:00:00.01 9 09/44 +0.02 1. b4 D:02 00:00:00.02 120 16/44 -0.03 1. Qc1 Rad8 D:03 00:00:00.08 459 01/44 -0.01 1. Qc1 Rad8 2. b4 D:03 00:00:00.17 1079 16/44 ++ 1. Qb1! D:03 00:00:00.22 1347 16/44 +0.02 1. Qb1 Kg8 2. b4 D:04 00:00:00.47 4584 01/44 -0.02 1. Qb1 Re1+ 2. Qxe1 Qxc7 D:05 00:00:01.82 15740 01/44 +0.00 1. Qb1 Re1+ 2. Qxe1 Qxc7 3. b4 D:06 00:00:11.27 110545 01/44 -0.03 1. Qb1 Re1+ 2. Qxe1 Qxc7 3. b4 Rd8 D:07 00:00:47.76 445732 01/44 +0.00 1. Qb1 Re1+ 2. Qxe1 Qxc7 3. Qb1 Kg8 4. b4 D:07 00:00:52.83 494971 03/44 ++ 1. Rxh7+! D:07 00:00:53.67 504744 03/44 ++ 1. Rxh7+ D:07 00:00:57.21 547710 03/44 +mat04 1. Rxh7+ Kxh7 2. Qh5+ Kg8 3. Qf7+ Kh7 4. Qxg7# Correct! Position #36: 3r4/2p1rk2/1pQq1pp1/7p/1P1P4/P4P2/6PP/R1R3K1 b - - 0 1 PosEdge: +1.00 P [White] Solution: Re1+ D:01 00:00:00.00 1 01/35 +0.00 1. ... Qxc6 D:01 00:00:00.00 2 02/35 +1.04 1. ... Qxd4+ D:02 00:00:00.01 74 01/35 +1.04 1. ... Qxd4+ 2. Kf1 D:03 00:00:00.03 289 01/35 +1.14 1. ... Qxd4+ 2. Kf1 Kf8 D:03 00:00:00.09 988 20/35 ++ 1. ... Re1+! D:03 00:00:00.09 1067 20/35 +1.35 1. ... Re1+ 2. Kf2 Qxd4+ D:04 00:00:00.21 2389 02/35 +0.98 1. ... Qxc6 2. Rxc6 Rxd4 3. Rd1 D:04 00:00:00.22 2520 03/35 ++ 1. ... Qxd4+! D:04 00:00:00.28 3044 03/35 +1.11 1. ... Qxd4+ 2. Kf1 Kf8 3. Rd1 D:05 00:00:01.13 11180 01/35 +1.16 1. ... Qxd4+ 2. Kf1 Kf8 3. Rd1 Re2 D:05 00:00:02.05 24260 20/35 ++ 1. ... Re1+! D:05 00:00:02.07 24402 20/35 ++ 1. ... Re1+ D:05 00:00:02.13 25632 20/35 +4.04 1. ... Re1+ 2. Rxe1 Qxc6 3. Rad1 Kf8 D:06 00:00:02.85 36772 01/35 +3.94 1. ... Re1+ 2. Rxe1 Qxc6 3. Rac1 Qd6 4. Rcd1 D:07 00:00:11.37 110890 01/35 +4.04 1. ... Re1+ 2. Rxe1 Qxc6 3. Rac1 Qd6 4. Rcd1 Kf8 D:08 00:00:41.85 533258 01/35 +4.02 1. ... Re1+ 2. Rxe1 Qxc6 3. Rac1 Qd6 4. Rcd1 Kf8 5. Re7 Correct! Position #37: 2r5/2rk2pp/1pn1pb2/pN1p4/P2P4/1N2B3/nPR1KPPP/3R4 b - - 0 1 PosEdge: +0.04 P [White] Solution: Nxd4+ D:01 00:00:00.00 1 01/33 -1.97 1. ... Bxd4 D:01 00:00:00.00 3 03/33 +0.01 1. ... e5 D:01 00:00:00.00 6 06/33 +0.02 1. ... g5 D:01 00:00:00.00 10 09/33 +0.10 1. ... Kd8 D:01 00:00:00.01 11 10/33 +0.27 1. ... Ke8 D:02 00:00:00.01 85 03/33 +0.73 1. ... Nxd4+ 2. Ke1 D:03 00:00:00.12 1437 33/33 -- 1. ... Nxd4+ 2. Ke1 D:03 00:00:00.13 1557 01/33 -1.73 1. ... Nxd4+ 2. N3xd4 Ke8 D:03 00:00:00.17 1959 10/33 ++ 1. ... Ke8! D:03 00:00:00.19 2118 10/33 -1.69 1. ... Ke8 2. Nxc7+ Rxc7 D:03 00:00:00.22 2340 13/33 ++ 1. ... Nab4! D:03 00:00:00.24 2525 13/33 +0.04 1. ... Nab4 2. Nxc7 Nxc2 D:04 00:00:00.40 5177 01/33 -0.29 1. ... Nab4 2. Nxc7 Nxc2 3. Kf1 D:04 00:00:00.43 5602 03/33 ++ 1. ... Nxd4+! D:04 00:00:00.45 5944 03/33 ++ 1. ... Nxd4+ D:04 00:00:00.49 6420 03/33 +1.06 1. ... Nxd4+ 2. N3xd4 Rxc2+ 3. Nxc2 D:05 00:00:00.97 10164 01/33 +1.08 1. ... Nxd4+ 2. N3xd4 Rxc2+ 3. Nxc2 Rxc2+ D:06 00:00:04.06 51680 01/33 +0.75 1. ... Nxd4+ 2. N3xd4 Rxc2+ 3. Nxc2 Rxc2+ 4. Ke1 D:07 00:00:19.70 168251 01/33 ++ 1. ... Nxd4+ D:07 00:00:23.27 208159 01/33 +1.77 1. ... Nxd4+ 2. N3xd4 Rxc2+ 3. Nxc2 Rxc2+ 4. Ke1 Bxb2 Correct! Position #38: 4k3/p4prp/1p6/2b5/8/2Q3P1/P2R1PKP/4q3 w - - 0 1 PosEdge: -3.01 P [White] Solution: Rd8+ D:01 00:00:00.00 1 01/36 +5.00 1. Qxg7 D:02 00:00:00.02 129 36/36 -- 1. Qxg7 D:02 00:00:00.03 164 01/36 +0.00 1. Qxg7 Qxd2 D:03 00:00:00.13 427 01/36 ++ 1. Qxg7 D:03 00:00:00.14 535 01/36 +1.00 1. Qxg7 Qxd2 2. Qxh7 D:03 00:00:00.24 1481 21/36 ++ 1. Rd8+! D:03 00:00:00.24 1553 21/36 +4.00 1. Rd8+ Kxd8 2. Qxe1 D:04 00:00:00.28 2314 01/36 +3.98 1. Rd8+ Kxd8 2. Qxe1 f5 D:05 00:00:00.66 6434 01/36 +4.25 1. Rd8+ Kxd8 2. Qxe1 f5 3. Kf1 D:06 00:00:01.67 21438 01/36 +4.24 1. Rd8+ Kxd8 2. Qxe1 f5 3. Kf1 f4 D:07 00:00:05.17 61083 01/36 +4.25 1. Rd8+ Kxd8 2. Qxe1 f5 3. Kf1 b5 4. a4 D:08 00:00:59.40 599079 01/36 +4.23 1. Rd8+ Kxd8 2. Qxe1 f5 3. Qe5 Rg5 4. Kf1 f4 Correct! Position #39: r1br2k1/pp2bppp/2nppn2/8/2P1PB2/2N2P2/PqN1B1PP/R2Q1R1K w - - 0 1 PosEdge: -0.98 P [White] Solution: Na4 D:01 00:00:00.00 1 01/40 -1.98 1. Bxd6 D:01 00:00:00.00 3 03/40 +0.00 1. a3 D:01 00:00:00.00 6 06/40 +0.01 1. c5 D:01 00:00:00.01 27 27/40 +0.02 1. Nb4 D:02 00:00:00.02 135 18/40 -0.02 1. Qd2 b5 D:02 00:00:00.03 233 32/40 ++ 1. Nb5! D:02 00:00:00.04 273 32/40 +0.00 1. Nb5 Nb4 D:03 00:00:00.07 576 01/40 +0.02 1. Nb5 Nb4 2. Nxb4 D:03 00:00:00.20 2027 32/40 ++ 1. Na4! D:03 00:00:00.23 2158 32/40 ++ 1. Na4 D:03 00:00:00.26 2434 32/40 +3.98 1. Na4 Qxa1 2. Qxa1 D:04 00:00:00.42 4267 01/40 +3.96 1. Na4 Qxa1 2. Qxa1 b5 D:05 00:00:02.28 16337 01/40 +4.01 1. Na4 Qxa1 2. Qxa1 d5 3. Nc5 D:06 00:00:12.05 134417 01/40 +3.94 1. Na4 Qxa1 2. Qxa1 e5 3. Bg5 Bg4 Correct! Position #40: 3r1r1k/1p4pp/p4p2/8/1PQR4/6Pq/P3PP2/2R3K1 b - - 0 1 PosEdge: -0.02 P [White] Solution: Rc8 D:01 00:00:00.00 1 01/32 -0.02 1. ... Rxd4 D:01 00:00:00.00 3 03/32 +0.01 1. ... a5 D:01 00:00:00.00 8 08/32 +0.02 1. ... b5 D:02 00:00:00.01 76 01/32 -0.02 1. ... b5 2. e4 D:03 00:00:00.05 333 01/32 +0.03 1. ... b5 2. Qc3 a5 D:04 00:00:00.56 2948 01/32 -0.03 1. ... b5 2. Rxd8 Rxd8 3. e4 D:04 00:00:00.97 6053 28/32 ++ 1. ... Rc8! D:04 00:00:01.08 7534 28/32 -0.02 1. ... Rc8 2. Rh4 Rxc4 3. Rxh3 D:05 00:00:01.50 10218 01/32 ++ 1. ... Rc8 D:05 00:00:02.02 15330 01/32 +3.94 1. ... Rc8 2. e4 Rxc4 3. Rcxc4 b5 D:06 00:00:06.09 64115 01/32 +3.88 1. ... Rc8 2. Qxc8 Rxc8 3. Rc7 b5 4. e4 D:07 00:00:19.66 164558 01/32 +3.91 1. ... Rc8 2. Qxc8 Rxc8 3. Rc7 b5 4. Rdd7 Rd8 Correct! Position #41: 1k6/5RP1/1P6/1K6/6r1/8/8/8 w - - 0 1 PosEdge: +2.19 P [White] Solution: Ka5 D:01 00:00:00.00 1 01/21 +7.92 1. g8=Q+ D:02 00:00:00.00 72 21/21 -- 1. g8=Q+ D:02 00:00:00.01 92 01/21 -1.07 1. g8=Q+ Rxg8 D:02 00:00:00.01 117 05/21 ++ 1. b7! D:02 00:00:00.01 135 05/21 -0.01 1. b7 Rg2 D:02 00:00:00.02 234 21/21 ++ 1. Rf8+! D:02 00:00:00.02 252 21/21 +0.07 1. Rf8+ Kb7 D:03 00:00:00.02 272 01/21 ++ 1. Rf8+ D:03 00:00:00.02 316 01/21 +7.99 1. Rf8+ Kb7 2. g8=Q D:04 00:00:00.29 2868 21/21 -- 1. Rf8+ Kb7 2. g8=Q D:04 00:00:00.33 2969 01/21 +4.02 1. Rf8+ Kb7 2. g8=Q Rxg8 D:05 00:00:00.51 5174 01/21 ++ 1. Rf8+ D:05 00:00:00.58 5658 01/21 +7.92 1. Rf8+ Kb7 2. Rf7+ Ka8 3. g8=Q+ D:06 00:00:05.02 73302 21/21 -- 1. Rf8+ Kb7 2. Rf7+ Ka8 3. g8=Q+ D:06 00:00:05.13 75487 01/21 +0.07 1. Rf8+ Kb7 2. Rf7+ Ka8 3. Rf8+ Kb7 D:07 00:00:13.43 173967 01/21 ++ 1. Rf8+ D:07 00:00:14.81 183547 01/21 +7.99 1. Rf8+ Kb7 2. Rf7+ Ka8 3. Rf8+ Kb7 4. g8=Q Wrong! Position #42: r1b1r1k1/pp1n1pbp/1qp3p1/3p4/1B1P4/Q3PN2/PP2BPPP/R4RK1 w - - 0 1 PosEdge: +0.05 P [White] Solution: Ba5 D:01 00:00:00.00 1 01/40 -8.00 1. Qxa7 D:01 00:00:00.00 2 02/40 +0.01 1. b3 D:01 00:00:00.00 11 11/40 +0.03 1. Rad1 D:02 00:00:00.01 78 01/40 +0.00 1. Rad1 Be5 D:03 00:00:00.07 603 01/40 +0.04 1. Rad1 Bf6 2. Bb5 D:03 00:00:00.28 2603 36/40 ++ 1. Ba5! D:03 00:00:00.29 2679 36/40 ++ 1. Ba5 D:03 00:00:00.32 2878 36/40 +4.92 1. Ba5 Bxd4 2. Bxb6 D:04 00:00:01.00 6768 40/40 -- 1. Ba5 Bxd4 2. Bxb6 D:04 00:00:01.12 8180 01/40 +3.01 1. Ba5 Bf8 2. Bxb6 Bxa3 D:05 00:00:02.38 15874 01/40 ++ 1. Ba5 D:05 00:00:03.18 22033 01/40 +4.95 1. Ba5 Bxd4 2. Bxb6 Bxb6 3. Rad1 D:06 00:00:42.03 306432 40/40 -- 1. Ba5 Bxd4 2. Bxb6 Bxb6 3. Rad1 D:06 00:00:46.21 360719 01/40 +2.99 1. Ba5 Bf8 2. Qc3 Bb4 3. Bxb6 Bxc3 Correct! Position #43: r2q3k/p2P3p/1p3p2/3QP1r1/8/B7/P5PP/2R3K1 w - - 0 1 PosEdge: -0.88 P [White] Solution: Be7 D:01 00:00:00.00 1 01/45 -4.00 1. Qxa8 D:01 00:00:00.00 2 02/45 +0.00 1. exf6 D:01 00:00:00.00 5 05/45 +0.02 1. e6 D:01 00:00:00.01 13 13/45 +0.03 1. Rd1 D:01 00:00:00.01 21 21/45 +0.05 1. Rc7 D:02 00:00:00.02 82 04/45 -0.19 1. g3 fxe5 D:02 00:00:00.02 128 09/45 ++ 1. Kf1! D:02 00:00:00.03 156 09/45 -0.03 1. Kf1 fxe5 D:02 00:00:00.03 205 14/45 ++ 1. Rd1! D:02 00:00:00.04 233 14/45 +0.00 1. Rd1 fxe5 D:03 00:00:00.07 445 02/45 ++ 1. Qxa8 D:03 00:00:00.09 562 02/45 +3.90 1. Qxa8 Qxa8 2. d8=Q+ D:04 00:00:01.12 9708 45/45 -- 1. Qxa8 Qxa8 2. d8=Q+ D:04 00:00:01.16 10318 01/45 -3.97 1. Qxa8 Qxa8 2. Rc8+ Rg8 D:04 00:00:01.25 11349 03/45 ++ 1. g3! D:04 00:00:01.33 12402 03/45 -1.25 1. g3 Rxe5 2. Qd1 Re2 D:04 00:00:01.43 13598 06/45 ++ 1. g4! D:04 00:00:01.51 14547 06/45 -1.24 1. g4 Rxe5 2. Qd1 Re2 D:04 00:00:01.60 15730 08/45 ++ 1. Kf1! D:04 00:00:01.69 16802 08/45 -1.09 1. Kf1 Rxe5 2. Qd1 Re2 D:04 00:00:01.89 18610 13/45 ++ 1. Rd1! D:04 00:00:01.98 19679 13/45 -1.06 1. Rd1 Rxe5 2. Qd2 Re2 D:04 00:00:02.05 20533 14/45 ++ 1. Re1! D:04 00:00:02.19 22022 14/45 -0.04 1. Re1 fxe5 2. Rxe5 b5 D:04 00:00:02.39 24225 23/45 ++ 1. Bb2! D:04 00:00:02.59 26200 23/45 -0.01 1. Bb2 a5 2. Rd1 fxe5 D:04 00:00:02.73 27624 26/45 ++ 1. Bd6! D:04 00:00:02.86 28921 26/45 +0.00 1. Bd6 fxe5 2. Bxe5+ Qf6 D:05 00:00:03.65 32994 01/45 ++ 1. Bd6 D:05 00:00:04.21 37847 01/45 +2.86 1. Bd6 fxe5 2. Qxa8 Qxa8 3. d8=Q+ D:05 00:00:04.31 39163 02/45 ++ 1. Qxa8! D:05 00:00:04.42 40763 02/45 +3.93 1. Qxa8 Qxa8 2. Rc8+ Rg8 3. d8=Q D:05 00:00:08.99 79838 27/45 ++ 1. Be7! D:05 00:00:09.78 87335 27/45 +4.86 1. Be7 Rxe5 2. Bxf6+ Qxf6 3. d8=Q+ D:06 00:00:52.63 326702 45/45 -- 1. Be7 Rxe5 2. Bxf6+ Qxf6 3. d8=Q+ D:06 00:00:53.98 343138 01/45 +1.94 1. Be7 Rxe5 2. Bxf6+ Qxf6 3. Qxa8+ Re8 Correct! Position #44: 3rb1k1/pq3pbp/4n1p1/3p4/2N5/2P2QB1/PP3PPP/1B1R2K1 b - - 0 1 PosEdge: +0.98 P [White] Solution: dxc4 D:01 00:00:00.00 1 01/46 -1.97 1. ... Bxc3 D:01 00:00:00.00 3 03/46 +3.02 1. ... dxc4 D:02 00:00:00.04 237 46/46 -- 1. ... dxc4 D:02 00:00:00.05 280 01/46 -5.98 1. ... dxc4 2. Qxb7 D:02 00:00:00.05 327 02/46 ++ 1. ... Bxc3! D:02 00:00:00.06 373 02/46 -2.00 1. ... Bxc3 2. bxc3 D:02 00:00:00.06 424 05/46 ++ 1. ... g5! D:02 00:00:00.07 469 05/46 -0.22 1. ... g5 2. Bf5 D:02 00:00:00.08 514 06/46 ++ 1. ... a6! D:02 00:00:00.08 558 06/46 -0.04 1. ... a6 2. Bf5 D:02 00:00:00.10 672 16/46 ++ 1. ... Nc5! D:02 00:00:00.10 716 16/46 -0.03 1. ... Nc5 2. Bf5 D:02 00:00:00.14 1002 44/46 ++ 1. ... Bb5! D:02 00:00:00.14 1046 44/46 -0.01 1. ... Bb5 2. Bf5 D:03 00:00:00.18 1434 01/46 +0.05 1. ... Bb5 2. Ne5 Bxe5 D:03 00:00:00.21 1603 04/46 ++ 1. ... dxc4! D:03 00:00:00.24 1690 04/46 ++ 1. ... dxc4 D:03 00:00:00.27 1891 04/46 +3.00 1. ... dxc4 2. Rxd8 Nxd8 D:04 00:00:00.60 5659 01/46 +2.75 1. ... dxc4 2. Bxg6 Qxb2 3. Be5 D:05 00:00:02.29 16476 01/46 ++ 1. ... dxc4 D:05 00:00:02.76 23499 01/46 +3.34 1. ... dxc4 2. Rxd8 Qxf3 3. gxf3 Nxd8 D:06 00:00:11.30 132275 01/46 +2.96 1. ... dxc4 2. Rxd8 Nxd8 3. Qxb7 Nxb7 4. Bf5 D:07 00:00:56.15 494359 01/46 +3.01 1. ... dxc4 2. Rxd8 Nxd8 3. Qxb7 Nxb7 4. Be4 Bd4 Correct! Position #45: 7k/2p1b1pp/8/1p2P3/1P3r2/2P3Q1/1P5P/R4qBK b - - 0 1 PosEdge: +1.04 P [White] Solution: Qxa1 D:01 00:00:00.00 1 01/40 -2.08 1. ... Bxb4 D:01 00:00:00.00 4 04/40 +5.00 1. ... Qxa1 D:02 00:00:00.04 164 40/40 -- 1. ... Qxa1 D:02 00:00:00.04 190 01/40 -0.01 1. ... Qxa1 2. Qxf4 D:02 00:00:00.06 294 20/40 ++ 1. ... Qf3+! D:02 00:00:00.06 329 20/40 +0.00 1. ... Qf3+ 2. Qxf3 D:03 00:00:00.08 467 01/40 +0.00 1. ... Qf3+ 2. Qxf3 Rxf3 D:03 00:00:00.10 615 05/40 ++ 1. ... Qxa1! D:03 00:00:00.11 664 05/40 ++ 1. ... Qxa1 D:03 00:00:00.13 777 05/40 +0.89 1. ... Qxa1 2. Qxf4 Qxb2 D:04 00:00:00.28 2671 01/40 +0.85 1. ... Qxa1 2. Qxf4 Qxb2 3. Bc5 D:05 00:00:01.10 8567 01/40 ++ 1. ... Qxa1 D:05 00:00:02.43 21376 01/40 +5.02 1. ... Qxa1 2. Qg2 Rf1 3. e6 Rf2 D:06 00:00:09.15 85219 01/40 +5.08 1. ... Qxa1 2. Qh3 Qa8+ 3. Qg2 Qxg2+ 4. Kxg2 D:07 00:00:50.24 473310 01/40 ++ 1. ... Qxa1 Correct! Position #46: r1bqr1k1/pp1nb1p1/4p2p/3p1p2/3P4/P1N1PNP1/1PQ2PP1/3RKB1R w K - 0 1 PosEdge: +0.01 P [White] Solution: Nb5 D:01 00:00:00.00 1 01/45 -1.97 1. Nxd5 D:01 00:00:00.00 4 04/45 +0.01 1. b3 D:01 00:00:00.00 8 08/45 +0.02 1. b4 D:01 00:00:00.01 18 18/45 +0.03 1. Bc4 D:01 00:00:00.01 19 19/45 +0.04 1. Bb5 D:02 00:00:00.01 77 01/45 +0.01 1. Bb5 Bb4 D:03 00:00:00.06 368 01/45 ++ 1. Bb5 D:03 00:00:00.11 848 01/45 +0.71 1. Bb5 Bg5 2. O-O D:04 00:00:01.29 11409 17/45 +0.66 1. Be2 b6 2. O-O Bb4 D:04 00:00:01.42 12776 18/45 ++ 1. Bd3! D:04 00:00:01.60 14706 18/45 +0.67 1. Bd3 b6 2. O-O Bb4 D:05 00:00:03.71 33550 01/45 +0.70 1. Bd3 b6 2. O-O g5 3. b4 D:06 00:00:26.00 259908 01/45 +0.68 1. Bd3 b6 2. O-O g5 3. b4 Nc5 Wrong! Position #47: r1b2rk1/pp2bppp/2n1pn2/q5B1/2BP4/2N2N2/PP2QPPP/2R2RK1 b - - 0 1 PosEdge: +0.07 P [White] Solution: Nxd4 D:01 00:00:00.00 1 01/43 -1.97 1. ... Nxd4 D:01 00:00:00.00 5 05/43 +0.01 1. ... e5 D:01 00:00:00.00 10 10/43 +0.02 1. ... b5 D:01 00:00:00.01 36 36/43 +0.03 1. ... Bb4 D:02 00:00:00.01 91 01/43 +0.00 1. ... Bb4 2. Rcd1 D:03 00:00:00.07 521 01/43 -0.29 1. ... Bb4 2. Bxf6 gxf6 D:03 00:00:00.10 712 02/43 ++ 1. ... Nxd4! D:03 00:00:00.13 908 02/43 ++ 1. ... Nxd4 D:03 00:00:00.21 1229 02/43 +1.05 1. ... Nxd4 2. Nxd4 Qxg5 D:04 00:00:00.80 5743 01/43 +1.02 1. ... Nxd4 2. Nxd4 Qxg5 3. Rcd1 D:05 00:00:04.45 17870 01/43 +1.05 1. ... Nxd4 2. Nxd4 Qxg5 3. Rcd1 Bb4 D:06 00:00:17.99 183761 01/43 +1.03 1. ... Nxd4 2. Nxd4 Qxg5 3. Rcd1 Bb4 4. Ncb5 Correct! Position #48: 1rbq1rk1/p1p1bppp/2p2n2/8/Q1BP4/2N5/PP3PPP/R1B2RK1 b - - 0 1 PosEdge: +0.05 P [White] Solution: Rb4 D:01 00:00:00.00 1 01/38 +1.04 1. ... Qxd4 D:02 00:00:00.04 154 38/38 -- 1. ... Qxd4 D:02 00:00:00.04 197 01/38 +0.13 1. ... Qxd4 2. Qxc6 D:03 00:00:00.11 508 01/38 +0.17 1. ... Qxd4 2. Qxc6 Bg4 D:04 00:00:01.04 7963 25/38 -0.04 1. ... Rb7 2. Rd1 c5 3. Bg5 D:05 00:00:02.85 22872 01/38 +0.05 1. ... Rb7 2. Ne2 c5 3. d5 Bg4 D:05 00:00:03.94 31025 04/38 ++ 1. ... c5! D:05 00:00:05.25 41959 04/38 +0.17 1. ... c5 2. dxc5 Bxc5 3. b4 Bg4 D:05 00:00:08.04 71123 23/38 ++ 1. ... Rb4! D:05 00:00:09.17 79436 23/38 ++ 1. ... Rb4 D:05 00:00:10.16 88346 23/38 +0.98 1. ... Rb4 2. Bxf7+ Rxf7 3. Qxa7 Bg4 D:06 00:00:18.11 175497 01/38 +0.99 1. ... Rb4 2. Qxc6 Bb7 3. Bxf7+ Rxf7 4. Bg5 Correct! Position #49: 2b3k1/4rrpp/p2p4/2pP2RQ/1pP1Pp1N/1P3P1P/1q6/6RK w - - 0 1 PosEdge: -0.97 P [White] Solution: Qxh7+ D:01 00:00:00.00 1 01/25 -7.83 1. Qxh7+ D:01 00:00:00.00 2 02/25 -4.00 1. Qxf7+ D:01 00:00:00.00 3 03/25 -3.79 1. Rxg7+ D:01 00:00:00.01 4 04/25 +0.01 1. e5 D:01 00:00:00.01 10 08/25 +0.03 1. Rd1 D:01 00:00:00.01 17 15/25 +0.04 1. Nf5 D:02 00:00:00.01 81 04/25 ++ 1. Rxg7+ D:02 00:00:00.02 122 04/25 +1.21 1. Rxg7+ Rxg7 D:03 00:00:00.12 984 25/25 -- 1. Rxg7+ Rxg7 D:03 00:00:00.13 1057 01/25 -3.79 1. Rxg7+ Rxg7 2. Rxg7+ D:03 00:00:00.19 1273 04/25 ++ 1. e5! D:03 00:00:00.25 1512 04/25 -1.01 1. e5 Rxe5 2. Nf5 D:03 00:00:00.31 1813 08/25 ++ 1. Rd1! D:03 00:00:00.37 2048 08/25 -0.94 1. Rd1 Qxb3 2. Nf5 D:03 00:00:00.48 2750 25/25 ++ 1. Qh6! D:03 00:00:00.53 2989 25/25 +0.02 1. Qh6 Qxb3 2. Qxd6 D:04 00:00:00.69 5507 05/25 +0.11 1. e5 g6 2. exd6 Qxb3 D:04 00:00:00.92 9012 18/25 ++ 1. R5g2! D:04 00:00:01.02 11035 18/25 +0.20 1. R5g2 Qxb3 2. Rxg7+ Rxg7 D:05 00:00:04.60 40234 25/25 -- 1. R5g2 Qxb3 2. Rxg7+ Rxg7 D:05 00:00:05.56 46760 01/25 -1.01 1. R5g2 Qxb3 2. Qh6 Qxc4 3. Qxd6 D:05 00:00:08.07 62986 10/25 ++ 1. Re1! D:05 00:00:10.51 75719 10/25 -0.97 1. Re1 Bxh3 2. Ng6 Bg2+ 3. Kg1 D:05 00:00:12.60 90381 22/25 ++ 1. Rg6! D:05 00:00:13.70 97189 22/25 -0.96 1. Rg6 Qxb3 2. Rxd6 Qxc4 3. Nf5 D:06 00:00:18.25 152452 01/25 -1.04 1. Rg6 Qxb3 2. Rxd6 Rxe4 3. Rd8+ Re8 D:06 00:00:24.76 219932 16/25 ++ 1. Nf5! D:06 00:00:26.74 239666 16/25 ++ 1. Nf5 D:06 00:00:28.70 261227 16/25 +0.09 1. Nf5 Bxf5 2. exf5 Qxb3 3. Rxg7+ Rxg7 Wrong! Position #50: k4r2/1R4pb/1pQp1n1p/3P4/5p1P/3P2P1/r1q1R2K/8 w - - 0 1 PosEdge: -7.01 P [White] Solution: Rxb6+ D:01 00:00:00.00 1 01/32 +1.00 1. Rxg7+ D:01 00:00:00.00 3 03/32 +1.03 1. Qxd6 D:01 00:00:00.00 6 06/32 +3.95 1. Rxc2 D:02 00:00:00.01 76 01/32 ++ 1. Rxc2 D:02 00:00:00.02 113 01/32 +8.03 1. Rxc2 Bxd3 D:03 00:00:00.06 305 01/32 ++ 1. Rxc2 D:03 00:00:00.09 492 01/32 +9.04 1. Rxc2 fxg3+ 2. Kxg3 D:04 00:00:00.61 4372 32/32 -- 1. Rxc2 fxg3+ 2. Kxg3 D:04 00:00:00.65 5627 01/32 +4.10 1. Rxc2 Rxc2+ 2. Qxc2 Kxb7 D:05 00:00:01.21 10591 01/32 ++ 1. Rxc2 D:05 00:00:01.31 12086 01/32 +5.14 1. Rxc2 Rxc2+ 2. Qxc2 Kxb7 3. gxf4 D:05 00:00:01.33 12293 02/32 ++ 1. Rxg7+! D:05 00:00:01.40 13309 02/32 +6.06 1. Rxg7+ Qxc6 2. Rxa2+ Qa4 3. Rxa4+ D:05 00:00:01.43 13552 03/32 ++ 1. Rxb6+! D:05 00:00:01.72 16899 03/32 +mat03 1. Rxb6+ Qxc6 2. Rxa2+ Qa4 3. Rxa4# Correct! Position #51: r1bq1r2/pp4k1/4p2p/3pPp1Q/3N1R1P/2PB4/6P1/6K1 w - - 0 1 PosEdge: -3.98 P [White] Solution: Rg4+ D:01 00:00:00.00 1 01/40 -8.00 1. Qxh6+ D:01 00:00:00.00 2 02/40 -7.98 1. Qxf5 D:01 00:00:00.00 3 03/40 -3.99 1. Rxf5 D:01 00:00:00.01 4 04/40 -1.98 1. Nxe6+ D:01 00:00:00.01 7 07/40 +0.01 1. g3 D:01 00:00:00.01 9 09/40 +0.02 1. g4 D:02 00:00:00.02 69 01/40 -0.08 1. g4 Kg8 D:03 00:00:00.07 569 01/40 +0.02 1. g4 fxg4 2. Qxg4+ D:03 00:00:00.13 1040 09/40 ++ 1. c4! D:03 00:00:00.16 1290 09/40 +0.03 1. c4 b6 2. cxd5 D:04 00:00:00.42 3933 01/40 -0.06 1. c4 dxc4 2. Bxc4 Kg8 D:05 00:00:02.76 25072 01/40 +0.03 1. c4 a5 2. cxd5 exd5 3. e6 D:05 00:00:08.75 81297 32/40 ++ 1. Rg4+! D:05 00:00:09.02 83961 32/40 ++ 1. Rg4+ D:05 00:00:09.51 89046 32/40 +5.90 1. Rg4+ Qg5 2. Nxf5+ Rxf5 3. hxg5 D:06 00:00:34.14 284425 40/40 -- 1. Rg4+ Qg5 2. Nxf5+ Rxf5 3. hxg5 D:06 00:00:36.20 305256 01/40 +4.91 1. Rg4+ Qg5 2. hxg5 fxg4 3. gxh6+ Kg8 D:07 00:00:59.48 488003 01/40 ++ 1. Rg4+ Correct! Position #52: r1k5/1p3q2/1Qpb4/3N1p2/5Pp1/3P2Pp/PPPK3P/4R3 w - - 0 1 PosEdge: +2.03 P [White] Solution: Re7 D:01 00:00:00.00 1 01/47 -8.00 1. Qxb7+ D:01 00:00:00.00 2 02/47 -7.99 1. Qxc6+ D:01 00:00:00.00 3 03/47 +0.00 1. a3 D:01 00:00:00.01 4 04/47 +0.01 1. b3 D:01 00:00:00.01 8 08/47 +0.02 1. b4 D:01 00:00:00.01 10 10/47 +0.25 1. Kc1 D:02 00:00:00.03 148 29/47 -0.04 1. Nc3 Bb4 D:02 00:00:00.03 187 31/47 ++ 1. Nb4! D:02 00:00:00.04 223 31/47 -0.03 1. Nb4 Bxb4+ D:02 00:00:00.04 262 34/47 ++ 1. Ne7+! D:02 00:00:00.04 296 34/47 +0.00 1. Ne7+ Kb8 D:03 00:00:00.23 1892 30/47 +0.22 1. Nc3 Ra6 2. Kc1 D:04 00:00:00.44 4208 01/47 -0.05 1. Nc3 Ra6 2. Qg1 b5 D:05 00:00:02.47 18770 01/47 +0.21 1. Nc3 Ra6 2. Qd4 c5 3. Kc1 D:05 00:00:12.94 59966 28/47 ++ 1. Re7! D:05 00:00:13.97 63198 28/47 ++ 1. Re7 D:05 00:00:15.85 69518 28/47 +1.19 1. Re7 Qxe7 2. Nxe7+ Bxe7 3. Kc1 D:06 00:00:24.42 111850 01/47 +0.91 1. Re7 Qxe7 2. Nxe7+ Bxe7 3. a3 Bb4+ Correct! Position #53: 6k1/6p1/p7/3Pn3/5p2/4rBqP/P4RP1/5QK1 b - - 0 1 PosEdge: +1.00 P [White] Solution: Re1 D:01 00:00:00.00 1 01/32 +0.01 1. ... Nxf3+ D:01 00:00:00.00 9 09/32 +0.02 1. ... g5 D:01 00:00:00.00 15 15/32 +0.04 1. ... Re2 D:02 00:00:00.01 57 02/32 ++ 1. ... Nxf3+ D:02 00:00:00.01 80 02/32 +3.03 1. ... Nxf3+ 2. Kh1 D:03 00:00:00.11 1228 32/32 -- 1. ... Nxf3+ 2. Kh1 D:03 00:00:00.12 1284 01/32 +0.02 1. ... Nxf3+ 2. Rxf3 Re2 D:03 00:00:00.15 1634 07/32 ++ 1. ... a5! D:03 00:00:00.18 1881 07/32 +0.03 1. ... a5 2. d6 Re2 D:03 00:00:00.25 2676 26/32 ++ 1. ... Nd3! D:03 00:00:00.28 2929 26/32 +0.05 1. ... Nd3 2. Rc2 Re2 D:04 00:00:00.34 3835 01/32 ++ 1. ... Nd3 D:04 00:00:00.40 4641 01/32 +2.98 1. ... Nd3 2. Rc2 Rxf3 3. Rc7 D:04 00:00:00.42 4814 02/32 ++ 1. ... Nxf3+! D:04 00:00:00.44 5042 02/32 +3.99 1. ... Nxf3+ 2. Rxf3 Rxf3 3. Qxa6 D:05 00:00:01.75 20327 14/32 +3.97 1. ... Re1 2. Qxe1 Nxf3+ 3. Rxf3 Qxe1+ D:06 00:00:03.72 43190 01/32 +3.96 1. ... Re1 2. Qxe1 Nxf3+ 3. Rxf3 Qxe1+ 4. Rf1 D:07 00:00:18.21 178067 01/32 +3.97 1. ... Re1 2. d6 Rxf1+ 3. Rxf1 Nxf3+ 4. Rxf3 g5 Correct! Position #54: r3kr2/1pp4p/1p1p4/7q/4P1n1/2PP2Q1/PP4P1/R1BB2K1 b q - 0 1 PosEdge: -1.02 P [White] Solution: Qh1+ D:01 00:00:00.00 1 01/48 -3.95 1. ... Rxa2 D:01 00:00:00.00 2 02/48 +0.58 1. ... O-O-O D:02 00:00:00.01 83 01/48 +0.54 1. ... O-O-O 2. Bg5 D:03 00:00:00.09 1127 18/48 +mat02 1. ... Qh1+ D:03 00:00:00.17 2146 35/48 +mat02 1. ... Qh1+ 2. Kxh1 Rf1# Correct! Position #55: r3r1k1/pp1q1pp1/4b1p1/3p2B1/3Q1R2/8/PPP3PP/4R1K1 w - - 0 1 PosEdge: -1.02 P [White] Solution: Qxg7+ D:01 00:00:00.00 1 01/54 -3.96 1. Rxf7 D:01 00:00:00.00 5 05/54 -2.01 1. Rxe6 D:01 00:00:00.00 6 06/54 +0.00 1. a3 D:01 00:00:00.01 7 07/54 +0.01 1. b3 D:01 00:00:00.01 12 12/54 +0.02 1. b4 D:02 00:00:00.02 83 01/54 -0.01 1. b4 Rad8 D:03 00:00:00.08 569 01/54 +0.02 1. b4 b5 2. c4 D:04 00:00:00.50 4954 01/54 -0.06 1. b4 f6 2. Bh4 Rad8 D:04 00:00:01.33 11605 34/54 ++ 1. Qa4! D:04 00:00:01.44 12750 34/54 -0.05 1. Qa4 b5 2. Qa3 Rad8 D:04 00:00:01.70 15026 42/54 ++ 1. Rff1! D:04 00:00:01.86 16697 42/54 -0.04 1. Rff1 f6 2. Bf4 Rad8 D:05 00:00:03.46 29911 01/54 -0.01 1. Rff1 f6 2. Bf4 b5 3. b4 D:05 00:00:07.32 68906 14/54 ++ 1. c4! D:05 00:00:08.93 84159 14/54 +0.03 1. c4 b5 2. cxd5 Bxd5 3. b4 Wrong! Position #56: r1bqk2r/pppp1ppp/5n2/2b1n3/4P3/1BP3Q1/PP3PPP/RNB1K1NR b KQkq - 0 1 PosEdge: -0.02 P [White] Solution: Bxf2+ D:01 00:00:00.00 1 01/38 +1.06 1. ... Nxe4 D:02 00:00:00.02 135 38/38 -- 1. ... Nxe4 D:02 00:00:00.03 175 01/38 -1.97 1. ... Nxe4 2. Qxe5+ D:02 00:00:00.03 215 02/38 ++ 1. ... Bxf2+! D:02 00:00:00.03 254 02/38 -1.95 1. ... Bxf2+ 2. Qxf2 D:02 00:00:00.04 306 07/38 ++ 1. ... d6! D:02 00:00:00.05 345 07/38 -1.22 1. ... d6 2. Qxg7 D:02 00:00:00.06 433 28/38 ++ 1. ... Neg4! D:02 00:00:00.07 472 28/38 -0.03 1. ... Neg4 2. Bg5 D:02 00:00:00.08 519 31/38 ++ 1. ... Nfg4! D:02 00:00:00.08 555 31/38 -0.02 1. ... Nfg4 2. Bg5 D:03 00:00:00.12 875 01/38 +0.37 1. ... Nfg4 2. Bf4 O-O D:04 00:00:00.38 4133 01/38 +0.21 1. ... Nfg4 2. f3 Bf2+ 3. Kf1 D:05 00:00:01.91 16608 03/38 ++ 1. ... Bxf2+ D:05 00:00:02.02 18151 03/38 +4.20 1. ... Bxf2+ 2. Qxf2 Nd3+ 3. Kf1 Nxf2 D:06 00:00:04.41 60335 01/38 +4.42 1. ... Bxf2+ 2. Qxf2 Nd3+ 3. Kf1 Nxf2 4. Kxf2 D:07 00:00:14.24 141534 01/38 ++ 1. ... Bxf2+ D:07 00:00:16.50 166737 01/38 +5.48 1. ... Bxf2+ 2. Qxf2 Nd3+ 3. Kf1 Nxf2 4. Kxf2 Nxe4+ D:08 00:00:49.74 739016 01/38 +5.23 1. ... Bxf2+ 2. Qxf2 Nd3+ 3. Kf1 Nxf2 4. Kxf2 Nxe4+ 5. Ke1 Correct! Position #57: r3q1kr/ppp5/3p2pQ/8/3PP1b1/5R2/PPP3P1/5RK1 w - - 0 1 PosEdge: -1.97 P [White] Solution: Rf8+ D:01 00:00:00.00 1 01/46 -4.00 1. Qxh8+ D:01 00:00:00.00 3 03/46 +0.00 1. a3 D:01 00:00:00.00 4 04/46 +0.01 1. b3 D:01 00:00:00.01 10 10/46 +0.02 1. b4 D:01 00:00:00.01 32 32/46 +0.04 1. Rf7 D:02 00:00:00.03 152 33/46 ++ 1. Rf8+ D:02 00:00:00.03 192 33/46 +3.99 1. Rf8+ Qxf8 D:03 00:00:00.17 1804 46/46 -- 1. Rf8+ Qxf8 D:03 00:00:00.18 1883 01/46 -1.03 1. Rf8+ Qxf8 2. Rxf8+ D:04 00:00:00.31 3493 01/46 ++ 1. Rf8+ D:04 00:00:00.33 3670 01/46 +3.97 1. Rf8+ Qxf8 2. Rxf8+ Rxf8 D:05 00:00:00.82 6661 01/46 +mat03 1. Rf8+ D:05 00:00:00.90 7746 01/46 +mat03 1. Rf8+ Qxf8 2. Rxf8+ Rxf8 3. Qxg6# Correct! Position #58: 8/8/2R5/1p2qp1k/1P2r3/2PQ2P1/5K2/8 w - - 0 1 PosEdge: +1.02 P [White] Solution: Qd1+ D:01 00:00:00.00 1 01/33 -7.98 1. Qxb5 D:01 00:00:00.00 2 02/33 -3.99 1. Qxe4 D:01 00:00:00.00 3 03/33 +0.01 1. c4 D:01 00:00:00.00 6 05/33 +0.08 1. Kf1 D:02 00:00:00.01 67 01/33 +0.04 1. Kf1 Re2 D:03 00:00:00.04 364 01/33 -0.01 1. Kf1 Re1+ 2. Kf2 D:03 00:00:00.07 592 06/33 ++ 1. Kg1! D:03 00:00:00.09 832 06/33 +0.07 1. Kg1 Re1+ 2. Qf1 D:03 00:00:00.13 1255 16/33 ++ 1. Qf3+! D:03 00:00:00.14 1320 16/33 +0.08 1. Qf3+ Kg5 2. Kf1 D:04 00:00:00.22 2309 01/33 +0.04 1. Qf3+ Kg5 2. Kf1 Re2 D:04 00:00:00.59 6526 24/33 ++ 1. Rc5! D:04 00:00:00.64 7319 24/33 ++ 1. Rc5 D:04 00:00:00.71 8436 24/33 +0.98 1. Rc5 Qe6 2. Rxb5 Re2+ D:05 00:00:01.13 12728 01/33 +1.05 1. Rc5 Qe6 2. Rxb5 Re1 3. Rb7 D:06 00:00:05.03 61109 01/33 +1.06 1. Rc5 Qe6 2. Rxb5 Kg4 3. Kf1 Re2 D:07 00:00:19.41 215774 01/33 +1.09 1. Rc5 Qe6 2. Rxb5 Kg6 3. Kg1 Re1+ 4. Qf1 Wrong! Position #59: r1b2rk1/2p1qnbp/p1pp2p1/5p2/2PQP3/1PN2N1P/PB3PP1/3R1RK1 w - - 0 1 PosEdge: +0.06 P [White] Solution: Nd5 D:01 00:00:00.00 1 01/43 -6.00 1. Qxg7+ D:01 00:00:00.00 3 03/43 -0.11 1. exf5 D:01 00:00:00.00 4 04/43 +0.00 1. a3 D:01 00:00:00.01 6 06/43 +0.01 1. b4 D:01 00:00:00.01 27 27/43 +0.02 1. Nb5 D:02 00:00:00.02 98 10/43 -0.01 1. e5 Ng5 D:03 00:00:00.15 1362 28/43 -0.02 1. Nd5 Bxd4 2. Nxe7+ D:04 00:00:00.26 3134 01/43 -0.02 1. Nd5 Bxd4 2. Nxe7+ Kh8 D:05 00:00:00.99 7982 01/43 ++ 1. Nd5 D:05 00:00:01.25 11116 01/43 +3.05 1. Nd5 Bxd4 2. Nxe7+ Kh8 3. Bxd4+ D:06 00:00:06.70 72833 01/43 +3.03 1. Nd5 Bxd4 2. Nxe7+ Kh8 3. Bxd4+ Ne5 D:07 00:00:37.72 265165 01/43 +3.05 1. Nd5 Bxd4 2. Nxe7+ Kh8 3. Bxd4+ Ne5 4. Nxe5 Correct! Position #60: rn1qr1k1/1p2np2/2p3p1/8/1pPb4/7Q/PB1P1PP1/2KR1B1R w - - 0 1 PosEdge: -3.08 P [White] Solution: Qh8+ D:01 00:00:00.00 1 01/37 +0.03 1. Bxd4 D:02 00:00:00.01 69 01/37 +0.04 1. Bxd4 Qxd4 D:03 00:00:00.04 256 01/37 +0.07 1. Bxd4 Qxd4 2. d3 D:03 00:00:00.16 1698 37/37 ++ 1. Qh8+! D:03 00:00:00.17 1741 37/37 ++ 1. Qh8+ D:03 00:00:00.17 1813 37/37 +mat02 1. Qh8+ Bxh8 2. Rxh8# Correct! Position #61: 3qrbk1/ppp1r2n/3pP2p/3P4/2P4P/1P3Q2/PB6/R4R1K w - - 0 1 PosEdge: -1.88 P [White] Solution: Qf7+ D:01 00:00:00.00 1 01/43 -6.00 1. Qxf8+ D:01 00:00:00.00 2 02/43 +0.00 1. a3 D:01 00:00:00.00 3 03/43 +0.01 1. b4 D:01 00:00:00.01 12 12/43 +0.03 1. Rad1 D:01 00:00:00.01 24 24/43 +0.04 1. Be5 D:02 00:00:00.02 70 03/43 -0.03 1. a3 Ng5 D:02 00:00:00.02 92 04/43 ++ 1. b4! D:02 00:00:00.02 113 04/43 -0.02 1. b4 Ng5 D:02 00:00:00.03 199 13/43 ++ 1. Rad1! D:02 00:00:00.04 220 13/43 +0.00 1. Rad1 Ng5 D:02 00:00:00.05 318 25/43 ++ 1. Bf6! D:02 00:00:00.05 339 25/43 +0.01 1. Bf6 Ng5 D:03 00:00:00.07 498 01/43 +0.00 1. Bf6 Nxf6 2. Qxf6 D:03 00:00:00.09 623 03/43 ++ 1. a3! D:03 00:00:00.11 866 03/43 +0.02 1. a3 c5 2. Be5 D:03 00:00:00.14 1004 04/43 ++ 1. b4! D:03 00:00:00.16 1240 04/43 +0.03 1. b4 c5 2. Be5 D:03 00:00:00.25 2047 13/43 ++ 1. Rad1! D:03 00:00:00.28 2333 13/43 +0.05 1. Rad1 c5 2. Be5 D:03 00:00:00.48 4223 43/43 ++ 1. Qf7+! D:03 00:00:00.48 4245 43/43 ++ 1. Qf7+ D:03 00:00:00.49 4299 43/43 +mat02 1. Qf7+ Rxf7 2. exf7# Correct! Position #62: 6r1/3Pn1qk/p1p1P1rp/2Q2p2/2P5/1P4P1/P3R2P/5RK1 b - - 0 1 PosEdge: +0.18 P [White] Solution: Rxg3+ D:01 00:00:00.00 1 01/27 -3.94 1. ... Rxe6 D:01 00:00:00.00 3 03/27 +0.01 1. ... f4 D:01 00:00:00.00 6 06/27 +0.10 1. ... Kh8 D:02 00:00:00.02 175 24/27 +0.00 1. ... Rd8 2. Ree1 D:03 00:00:00.06 479 01/27 +0.10 1. ... Rd8 2. Ree1 Kg8 D:04 00:00:00.68 6592 27/27 -- 1. ... Rd8 2. Ree1 Kg8 D:04 00:00:01.14 13555 01/27 -0.97 1. ... Rd8 2. Qb6 Qf8 3. Qxa6 D:05 00:00:02.94 29689 01/27 -0.87 1. ... Rd8 2. Qb6 Qf8 3. Qxa6 Kg8 D:05 00:00:06.87 68842 08/27 ++ 1. ... Rg4! D:05 00:00:08.30 82521 08/27 ++ 1. ... Rg4 D:05 00:00:09.78 97644 08/27 +0.00 1. ... Rg4 2. Qb6 Qd4+ 3. Qxd4 Rxd4 D:06 00:00:50.04 548898 27/27 -- 1. ... Rg4 2. Qb6 Qd4+ 3. Qxd4 Rxd4 Wrong! Position #63: r1brnbk1/ppq2pp1/4p2p/4N3/3P4/P1PB1Q2/3B1PPP/R3R1K1 w - - 0 1 PosEdge: +0.09 P [White] Solution: Nxf7 D:01 00:00:00.00 1 01/57 -1.78 1. Nxf7 D:01 00:00:00.00 5 05/57 -0.05 1. g3 D:01 00:00:00.00 6 06/57 -0.02 1. h3 D:01 00:00:00.01 7 07/57 +0.01 1. a4 D:01 00:00:00.01 16 16/57 +0.03 1. Rad1 D:02 00:00:00.03 99 02/57 ++ 1. Nxf7 D:02 00:00:00.03 139 02/57 +1.19 1. Nxf7 Bb4 D:02 00:00:00.04 175 03/57 ++ 1. Qxf7+! D:02 00:00:00.04 210 03/57 +1.23 1. Qxf7+ Qxf7 D:03 00:00:00.66 6196 57/57 -- 1. Qxf7+ Qxf7 D:03 00:00:00.67 6278 01/57 -1.78 1. Qxf7+ Qxf7 2. Nxf7 D:03 00:00:00.70 6472 04/57 ++ 1. Bxh6! D:03 00:00:00.73 6659 04/57 -1.75 1. Bxh6 gxh6 2. Rad1 D:03 00:00:00.76 6844 05/57 ++ 1. g3! D:03 00:00:00.82 7311 05/57 -0.04 1. g3 Nd6 2. Rad1 D:03 00:00:00.85 7512 06/57 ++ 1. h3! D:03 00:00:00.91 7979 06/57 -0.01 1. h3 Nd6 2. Rad1 D:03 00:00:00.94 8193 07/57 ++ 1. a4! D:03 00:00:01.00 8664 07/57 +0.02 1. a4 Nd6 2. Rad1 D:03 00:00:01.34 11637 35/57 ++ 1. Bb5! D:03 00:00:01.39 12100 35/57 +0.03 1. Bb5 Nd6 2. Rad1 D:04 00:00:01.86 16624 01/57 -0.02 1. Bb5 Nf6 2. Bf4 Bb4 D:04 00:00:04.26 44153 35/57 ++ 1. Be4! D:04 00:00:04.40 46021 35/57 +0.00 1. Be4 f6 2. Ng6 Bb4 D:04 00:00:05.53 58514 50/57 ++ 1. Qh5! D:04 00:00:05.66 60467 50/57 +0.03 1. Qh5 f6 2. Qf7+ Qxf7 D:05 00:00:12.36 119055 02/57 ++ 1. Nxf7 D:05 00:00:14.40 138115 02/57 +1.28 1. Nxf7 Rd5 2. Bg6 b5 3. Rad1 D:06 00:00:50.99 476603 01/57 +1.24 1. Nxf7 Rd5 2. Be4 Qxf7 3. Bxd5 exd5 Correct! Position #64: 8/6pp/3q1p2/3n1k2/1P6/3NQ2P/5PP1/6K1 w - - 0 1 PosEdge: +1.00 P [White] Solution: g4+ D:01 00:00:00.00 1 01/32 -0.03 1. f3 D:01 00:00:00.00 4 04/32 +0.01 1. b5 D:01 00:00:00.00 14 13/32 +0.02 1. Nc5 D:02 00:00:00.01 92 07/32 -0.21 1. g4+ Kg6 D:02 00:00:00.02 148 15/32 ++ 1. Qc1! D:02 00:00:00.02 182 15/32 -0.02 1. Qc1 g5 D:02 00:00:00.03 235 19/32 ++ 1. Qf3+! D:02 00:00:00.03 269 19/32 -0.01 1. Qf3+ Nf4 D:03 00:00:00.04 394 01/32 +0.01 1. Qf3+ Nf4 2. Nc5 D:03 00:00:00.14 1345 24/32 ++ 1. Qc5! D:03 00:00:00.16 1478 24/32 +0.02 1. Qc5 Qxc5 2. Nxc5 D:04 00:00:00.22 2379 01/32 -0.01 1. Qc5 Qxc5 2. bxc5 g5 D:04 00:00:00.50 5361 20/32 ++ 1. Qf3+! D:04 00:00:00.52 5689 20/32 +0.00 1. Qf3+ Kg5 2. b5 f5 D:05 00:00:00.82 8481 01/32 +0.02 1. Qf3+ Kg5 2. b5 f5 3. b6 D:05 00:00:01.36 13915 07/32 ++ 1. g4+! D:05 00:00:01.36 13932 07/32 ++ 1. g4+ D:05 00:00:01.46 14957 07/32 +mat03 1. g4+ Kg6 2. Qe8+ Kg5 3. Qh5# Correct! Position #65: 1r1r1qk1/p2n1p1p/bp1Pn1pQ/2pNp3/2P2P1N/1P5B/P6P/3R1RK1 w - - 0 1 PosEdge: -0.93 P [White] Solution: Ne7+ D:01 00:00:00.00 1 01/39 +0.00 1. Qxf8+ D:01 00:00:00.00 6 06/39 +0.04 1. Bxe6 D:02 00:00:00.01 71 02/39 +0.00 1. Qxf8+ Kxf8 D:03 00:00:00.03 241 01/39 +0.04 1. Qxf8+ Kxf8 2. Bxe6 D:04 00:00:00.22 2084 01/39 +0.02 1. Qxf8+ Nexf8 2. Bxd7 Nxd7 D:05 00:00:00.95 7354 01/39 +0.23 1. Qxf8+ Nexf8 2. f5 e4 3. fxg6 D:05 00:00:04.48 47507 36/39 ++ 1. Ne7+! D:05 00:00:04.55 47899 36/39 ++ 1. Ne7+ D:05 00:00:05.04 52227 36/39 +1.25 1. Ne7+ Kh8 2. Nhxg6+ fxg6 3. Bxe6 D:06 00:00:22.42 158965 39/39 -- 1. Ne7+ Kh8 2. Nhxg6+ fxg6 3. Bxe6 D:06 00:00:23.29 167347 01/39 +0.02 1. Ne7+ Kh8 2. Qxf8+ Nexf8 3. Bxd7 Nxd7 D:06 00:00:23.62 171270 02/39 ++ 1. Qxf8+! D:06 00:00:24.92 183928 02/39 +0.21 1. Qxf8+ Nexf8 2. f5 gxf5 3. Nxf5 Bb5 D:07 00:00:48.06 356107 01/39 ++ 1. Qxf8+ D:07 00:00:59.39 474710 01/39 +1.10 1. Qxf8+ Nexf8 2. Ne7+ Kh8 3. Nc6 exf4 4. Nxd8 Wrong! Position #66: 1k1r2r1/ppq5/1bp4p/3pQ3/8/2P2N2/PP4P1/R4R1K b - - 0 1 PosEdge: -1.04 P [White] Solution: Qxe5 D:01 00:00:00.00 1 01/29 -3.95 1. ... Rxg2 D:01 00:00:00.00 2 02/29 +0.00 1. ... Qxe5 D:01 00:00:00.00 3 03/29 +0.01 1. ... d4 D:01 00:00:00.00 11 11/29 +0.03 1. ... Bf2 D:02 00:00:00.01 71 03/29 -0.02 1. ... Qxe5 2. Nxe5 D:02 00:00:00.02 160 15/29 ++ 1. ... Bc5! D:02 00:00:00.03 206 15/29 -0.01 1. ... Bc5 2. Rad1 D:02 00:00:00.04 318 27/29 ++ 1. ... Rge8! D:02 00:00:00.05 364 27/29 +0.00 1. ... Rge8 2. Rad1 D:03 00:00:00.07 495 01/29 +0.03 1. ... Rge8 2. Qxc7+ Bxc7 D:04 00:00:00.22 2828 01/29 +0.00 1. ... Rge8 2. Qxc7+ Bxc7 3. Rad1 D:05 00:00:00.86 8122 01/29 +0.03 1. ... Rge8 2. Qxc7+ Bxc7 3. Rad1 Bh2 D:05 00:00:01.19 10498 03/29 ++ 1. ... Qxe5! D:05 00:00:01.52 12940 03/29 +0.04 1. ... Qxe5 2. Nxe5 Rg5 3. Nf3 Bf2 D:06 00:00:03.64 38942 01/29 +0.03 1. ... Qxe5 2. Nxe5 Rg5 3. Nf3 Rh5+ 4. Nh2 D:07 00:00:14.14 121345 01/29 +0.06 1. ... Qxe5 2. Nxe5 Rg5 3. Nf3 Rh5+ 4. Nh2 Bf2 Correct! Position #67: 3r2k1/p2q4/1p4p1/3rRp1p/5P1P/6PK/P3R3/3Q4 w - - 0 1 PosEdge: -1.04 P [White] Solution: Rxd5 D:01 00:00:00.00 1 01/35 -3.99 1. Rxf5 D:01 00:00:00.00 2 02/35 +0.00 1. Rxd5 D:01 00:00:00.00 5 05/35 +0.01 1. g4 D:01 00:00:00.00 7 07/35 +0.02 1. Kg2 D:01 00:00:00.01 23 22/35 +0.03 1. Re1 D:01 00:00:00.01 35 34/35 +0.04 1. Re7 D:02 00:00:00.02 70 03/35 ++ 1. Rxd5 D:02 00:00:00.02 99 03/35 +5.00 1. Rxd5 b5 D:02 00:00:00.02 128 04/35 ++ 1. Qxd5+! D:02 00:00:00.03 156 04/35 +5.01 1. Qxd5+ Qxd5 D:03 00:00:00.13 1406 35/35 -- 1. Qxd5+ Qxd5 D:03 00:00:00.14 1463 01/35 +0.00 1. Qxd5+ Qxd5 2. Rxd5 D:03 00:00:00.15 1557 03/35 ++ 1. Rxd5! D:03 00:00:00.17 1645 03/35 +0.05 1. Rxd5 Qxd5 2. Re7 D:04 00:00:00.30 3419 01/35 +0.02 1. Rxd5 Qxd5 2. Qxd5+ Rxd5 D:04 00:00:00.54 5437 18/35 ++ 1. Qb3! D:04 00:00:00.57 5740 18/35 ++ 1. Qb3 D:04 00:00:00.65 6884 18/35 +5.00 1. Qb3 b5 2. Qxd5+ Qxd5 D:05 00:00:02.76 33280 35/35 -- 1. Qb3 b5 2. Qxd5+ Qxd5 D:05 00:00:04.27 45692 01/35 +0.05 1. Qb3 Kf8 2. Rxd5 Qxd5 3. Re7 D:05 00:00:04.39 46669 03/35 ++ 1. Rxd5! D:05 00:00:04.60 48781 03/35 +0.15 1. Rxd5 Qxd5 2. Re8+ Kf7 3. Re7+ D:06 00:00:06.58 75188 01/35 ++ 1. Rxd5 D:06 00:00:07.26 82372 01/35 +4.00 1. Rxd5 Qxd5 2. Re8+ Rxe8 3. Qxd5+ Kf8 D:07 00:00:18.37 156726 01/35 +4.02 1. Rxd5 Qxd5 2. Re8+ Rxe8 3. Qxd5+ Kf8 4. Kg2 D:08 00:00:54.99 599016 01/35 +4.00 1. Rxd5 Qxd5 2. Re8+ Rxe8 3. Qxd5+ Kf8 4. Kg2 Re2+ Correct! Position #68: 6k1/5ppp/1q6/2b5/8/2R1pPP1/1P2Q2P/7K w - - 0 1 PosEdge: +1.93 P [White] Solution: Qxe3 D:01 00:00:00.00 1 01/28 -1.98 1. Rxc5 D:01 00:00:00.00 4 04/28 +0.01 1. b3 D:01 00:00:00.00 8 08/28 +0.02 1. b4 D:02 00:00:00.01 69 05/28 +0.00 1. b3 Bb4 D:03 00:00:00.05 393 01/28 +0.02 1. b3 Kf8 2. b4 D:04 00:00:00.34 3546 01/28 +0.00 1. b3 Qb4 2. Rd3 Bd4 D:04 00:00:00.57 6305 07/28 ++ 1. g4! D:04 00:00:00.70 7898 07/28 +0.01 1. g4 Kf8 2. b3 Bb4 D:05 00:00:02.15 23148 01/28 +0.03 1. g4 Qa5 2. Rc1 Kf8 3. Rd1 D:05 00:00:02.54 26642 04/28 ++ 1. Qxe3! D:05 00:00:02.86 29340 04/28 ++ 1. Qxe3 D:05 00:00:03.60 36781 04/28 +3.10 1. Qxe3 Qxb2 2. Qxc5 Qa1+ 3. Qg1 D:06 00:00:06.98 77555 01/28 +3.10 1. Qxe3 Qxb2 2. Rxc5 Qa1+ 3. Qc1 Qxc1+ D:07 00:00:23.87 249514 01/28 +3.14 1. Qxe3 Qxb2 2. Rxc5 Qa1+ 3. Rc1 Qa4 4. Rc7 Correct! Position #69: 2k5/pppr4/4R3/4Q3/2pp2q1/8/PPP2PPP/6K1 w - - 0 1 PosEdge: +0.93 P [White] Solution: f3 D:01 00:00:00.00 1 01/40 -8.10 1. Qxc7+ D:01 00:00:00.00 2 02/40 -7.95 1. Qxd4 D:01 00:00:00.00 3 03/40 +0.00 1. a3 D:01 00:00:00.00 4 04/40 +0.01 1. b3 D:01 00:00:00.01 10 10/40 +0.02 1. b4 D:01 00:00:00.01 39 39/40 +0.04 1. Re7 D:02 00:00:00.02 71 01/40 -0.21 1. Re7 Kb8 D:02 00:00:00.04 324 32/40 ++ 1. Qh8+! D:02 00:00:00.04 357 32/40 -0.03 1. Qh8+ Rd8 D:02 00:00:00.05 428 40/40 ++ 1. Re8+! D:02 00:00:00.05 461 40/40 -0.02 1. Re8+ Rd8 D:03 00:00:00.06 534 01/40 +0.01 1. Re8+ Rd8 2. Re7 D:04 00:00:00.38 3930 01/40 -0.01 1. Re8+ Rd8 2. Rxd8+ Kxd8 D:05 00:00:01.21 12249 01/40 +0.01 1. Re8+ Rd8 2. Rxd8+ Kxd8 3. b4 D:05 00:00:02.52 25835 07/40 ++ 1. f3! D:05 00:00:03.07 31002 07/40 ++ 1. f3 D:05 00:00:04.09 40972 07/40 +0.65 1. f3 Qh4 2. Qc5 Kb8 3. Qxc4 D:06 00:00:35.18 356397 01/40 +0.04 1. f3 Qh4 2. Qc5 d3 3. Qxa7 dxc2 Correct! Position #70: 2kr3r/pppq1ppp/3p1n2/bQ2p3/1n1PP3/1PN1BN1P/1PP2PP1/2KR3R b - - 0 1 PosEdge: +0.02 P [White] Solution: Na2+ D:01 00:00:00.00 1 01/38 +0.00 1. ... Qxb5 D:01 00:00:00.00 10 10/38 +0.01 1. ... g6 D:01 00:00:00.01 13 13/38 +0.02 1. ... g5 D:01 00:00:00.01 15 15/38 +0.08 1. ... Kb8 D:02 00:00:00.02 77 02/38 -0.02 1. ... Qxb5 2. Nxb5 D:03 00:00:00.07 301 01/38 ++ 1. ... Qxb5 D:03 00:00:00.09 400 01/38 +1.04 1. ... Qxb5 2. Nxb5 Nxe4 D:04 00:00:00.32 3087 16/38 +1.02 1. ... Na2+ 2. Kb1 Nxc3+ 3. bxc3 D:05 00:00:00.60 5099 01/38 ++ 1. ... Na2+ D:05 00:00:00.74 8036 01/38 +5.99 1. ... Na2+ 2. Nxa2 Qxb5 3. dxe5 Nxe4 D:06 00:00:09.46 83089 38/38 -- 1. ... Na2+ 2. Nxa2 Qxb5 3. dxe5 Nxe4 D:06 00:00:10.07 90850 01/38 +5.01 1. ... Na2+ 2. Nxa2 Qxb5 3. dxe5 Nxe4 4. Bxa7 D:07 00:00:15.56 139661 01/38 ++ 1. ... Na2+ D:07 00:00:16.99 157114 01/38 +5.85 1. ... Na2+ 2. Nxa2 Qxb5 3. dxe5 dxe5 4. Rxd8+ Rxd8 Correct! Position #71: 2kr3r/pp1q1ppp/5n2/1Nb5/2Pp1B2/7Q/P4PPP/1R3RK1 w - - 0 1 PosEdge: -1.02 P [White] Solution: Nxa7+ D:01 00:00:00.00 1 01/47 -2.04 1. Nxa7+ D:01 00:00:00.00 2 02/47 -2.00 1. Nxd4 D:01 00:00:00.00 4 04/47 +0.00 1. Qxd7+ D:01 00:00:00.01 8 08/47 +0.01 1. a4 D:01 00:00:00.01 13 13/47 +0.03 1. Rbd1 D:02 00:00:00.02 87 01/47 +0.00 1. Rbd1 Rhe8 D:02 00:00:00.02 128 05/47 ++ 1. Qxd7+! D:02 00:00:00.02 159 05/47 +0.01 1. Qxd7+ Nxd7 D:03 00:00:00.05 363 01/47 +0.04 1. Qxd7+ Nxd7 2. Rbd1 D:04 00:00:00.24 2674 01/47 +0.01 1. Qxd7+ Nxd7 2. Rbd1 Rhe8 D:05 00:00:01.73 12441 01/47 +0.05 1. Qxd7+ Nxd7 2. Bc7 Rde8 3. Rbd1 D:06 00:00:12.40 141351 01/47 +0.09 1. Qxd7+ Rxd7 2. Be5 d3 3. Bxf6 gxf6 D:07 00:00:43.25 403172 01/47 +0.05 1. Qxd7+ Nxd7 2. Rbd1 Nf6 3. Bc7 Rde8 4. a4 Wrong! Position #72: r3r1k1/pp1n1ppp/2p5/4Pb2/2B2P2/B1P5/P5PP/R2R2K1 w - - 0 1 PosEdge: +0.06 P [White] Solution: e6 D:01 00:00:00.00 1 01/36 -1.92 1. Bxf7+ D:01 00:00:00.00 3 03/36 -0.16 1. g3 D:01 00:00:00.00 5 05/36 +0.02 1. e6 D:01 00:00:00.00 24 24/36 +0.03 1. Bb4 D:01 00:00:00.00 25 25/36 +0.04 1. Bc5 D:02 00:00:00.01 84 04/36 -0.19 1. g3 Rad8 D:02 00:00:00.01 133 06/36 ++ 1. e6! D:02 00:00:00.02 169 06/36 -0.01 1. e6 Rad8 D:02 00:00:00.03 278 25/36 ++ 1. Bb4! D:02 00:00:00.03 314 25/36 +0.00 1. Bb4 Rad8 D:02 00:00:00.04 351 26/36 ++ 1. Bd6! D:02 00:00:00.04 387 26/36 +0.01 1. Bd6 Rad8 D:03 00:00:00.07 560 01/36 +0.03 1. Bd6 Rad8 2. e6 D:04 00:00:00.39 4015 01/36 -0.02 1. Bd6 b5 2. Bd3 Rad8 D:05 00:00:02.52 18121 01/36 +0.00 1. Bd6 b5 2. Bd3 Bxd3 3. Rxd3 D:05 00:00:03.62 26268 06/36 ++ 1. e6! D:05 00:00:04.21 29248 06/36 ++ 1. e6 D:05 00:00:05.10 36207 06/36 +2.00 1. e6 Bxe6 2. Bxe6 Rxe6 3. Rxd7 D:06 00:00:11.04 104161 01/36 +1.95 1. e6 Bxe6 2. Bxe6 Nf6 3. Bf5 Rad8 D:07 00:00:49.34 345888 01/36 +1.99 1. e6 Bxe6 2. Bxe6 Nf6 3. Bf5 Rad8 4. Bc5 Correct! Position #73: r1q3rk/1ppbb1p1/4Np1p/p3pP2/P3P3/2N4R/1PP1Q1PP/3R2K1 w - - 0 1 PosEdge: +0.10 P [White] Solution: Qd2 D:01 00:00:00.00 1 01/49 -1.81 1. Nxg7 D:01 00:00:00.00 5 05/49 +0.01 1. b3 D:01 00:00:00.00 7 07/49 +0.02 1. b4 D:02 00:00:00.01 91 06/49 -0.02 1. b3 Bb4 D:02 00:00:00.04 255 36/49 ++ 1. Nb5! D:02 00:00:00.04 282 36/49 -0.01 1. Nb5 Bb4 D:03 00:00:00.23 2089 37/49 -0.02 1. Nd5 Bxe6 2. Nxe7 D:04 00:00:00.38 3660 01/49 -0.05 1. Nd5 Bxe6 2. Nxe7 Rd8 D:05 00:00:02.24 17153 01/49 +0.02 1. Nd5 Bd8 2. Nc5 Re8 3. b4 D:05 00:00:07.57 59358 25/49 ++ 1. Qd2! D:05 00:00:07.98 62503 25/49 ++ 1. Qd2 D:05 00:00:09.05 72275 25/49 +1.98 1. Qd2 Rd8 2. Nxd8 Qxd8 3. b4 D:06 00:00:15.13 134785 01/49 +1.94 1. Qd2 Rd8 2. Nxd8 Bc5+ 3. Kf1 Qxd8 Correct! Position #74: 5r1k/pp4pp/2p5/2b1P3/4Pq2/1PB1p3/P3Q1PP/3N2K1 b - - 0 1 PosEdge: -2.01 P [White] Solution: Qf1+ D:01 00:00:00.00 1 01/38 -8.05 1. ... Qxe5 D:01 00:00:00.00 2 02/38 +0.94 1. ... Qxe4 D:02 00:00:00.01 74 01/38 +0.92 1. ... Qxe4 2. e6 D:03 00:00:00.36 1843 38/38 -- 1. ... Qxe4 2. e6 D:03 00:00:00.42 1998 01/38 -0.12 1. ... Qxe4 2. Nxe3 Rf2 D:04 00:00:00.65 4706 01/38 ++ 1. ... Qxe4 D:04 00:00:00.82 6705 01/38 +0.93 1. ... Qxe4 2. a4 b5 3. e6 D:05 00:00:02.65 23876 01/38 +0.92 1. ... Qxe4 2. b4 Bxb4 3. Qxe3 Rf2 D:06 00:00:10.25 113873 01/38 +0.91 1. ... Qxe4 2. b4 Bb6 3. a4 Bd4 4. e6 D:07 00:00:52.52 508210 01/38 +0.90 1. ... Qxe4 2. b4 Bb6 3. e6 Qxe6 4. Nxe3 Bxe3+ Wrong! Position #75: r3r1k1/pppq1ppp/8/8/1Q4n1/7P/PPP2PP1/RNB1R1K1 b - - 0 1 PosEdge: +2.96 P [White] Solution: Qd6 D:01 00:00:00.00 1 01/47 -0.01 1. ... Rxe1+ D:01 00:00:00.00 3 03/47 +0.00 1. ... a6 D:01 00:00:00.00 4 04/47 +0.01 1. ... b6 D:01 00:00:00.01 10 10/47 +0.02 1. ... b5 D:01 00:00:00.01 38 37/47 +0.03 1. ... Rad8 D:02 00:00:00.02 91 02/47 +0.00 1. ... Rxe1+ 2. Qxe1 D:03 00:00:00.05 287 01/47 +0.03 1. ... Rxe1+ 2. Qxe1 Rd8 D:03 00:00:00.12 821 09/47 ++ 1. ... a5! D:03 00:00:00.16 1067 09/47 +0.04 1. ... a5 2. Rxe8+ Rxe8 D:03 00:00:00.21 1345 11/47 ++ 1. ... c5! D:03 00:00:00.25 1614 11/47 +0.05 1. ... c5 2. Rxe8+ Rxe8 D:04 00:00:00.39 3404 02/47 -0.06 1. ... Rxe1+ 2. Qxe1 Nf6 3. Bg5 D:05 00:00:01.09 11382 01/47 +0.03 1. ... Rxe1+ 2. Qxe1 Re8 3. Be3 b5 D:05 00:00:02.80 31300 30/47 ++ 1. ... Qd6! D:05 00:00:03.52 38289 30/47 +0.04 1. ... Qd6 2. Rxe8+ Rxe8 3. Bd2 b5 D:06 00:00:08.77 92020 01/47 +0.02 1. ... Qd6 2. Rxe8+ Rxe8 3. Bd2 Qh2+ 4. Kf1 D:06 00:00:15.25 141912 26/47 ++ 1. ... Qd4! D:06 00:00:16.48 157550 26/47 ++ 1. ... Qd4 D:06 00:00:19.02 186285 26/47 +1.23 1. ... Qd4 2. Qd2 Rxe1+ 3. Qxe1 Qxf2+ 4. Qxf2 Wrong! Position #76: r1b1qrk1/2p2ppp/pb1pnn2/1p2pNB1/3PP3/1BP5/PP2QPPP/RN1R2K1 w - - 0 1 PosEdge: +0.05 P [White] Solution: Bxf6 D:01 00:00:00.00 1 01/50 +0.00 1. Bxf6 D:01 00:00:00.00 4 04/50 +0.03 1. Bxe6 D:02 00:00:00.01 81 01/50 -0.01 1. Bxe6 Bxe6 D:02 00:00:00.02 111 02/50 ++ 1. Bxf6! D:02 00:00:00.02 140 02/50 +0.32 1. Bxf6 gxf6 D:03 00:00:00.06 401 01/50 +0.35 1. Bxf6 gxf6 2. Bxe6 D:04 00:00:00.42 4142 01/50 +0.33 1. Bxf6 gxf6 2. Bd5 c5 D:05 00:00:02.21 16589 01/50 +0.37 1. Bxf6 gxf6 2. Bd5 Ra7 3. b4 D:06 00:00:16.82 171430 01/50 +0.33 1. Bxf6 gxf6 2. Bd5 c6 3. Qg4+ Ng5 Correct! Position #77: 3r2k1/ppp2ppp/6q1/b4n2/3nQB2/2p5/P4PPP/RN3RK1 b - - 0 1 PosEdge: -1.10 P [White] Solution: Ng3 D:01 00:00:00.00 1 01/46 -7.75 1. ... Qxg2+ D:01 00:00:00.00 2 02/46 +0.03 1. ... c2 D:01 00:00:00.00 20 20/46 +0.04 1. ... Bb4 D:02 00:00:00.02 101 06/46 +0.00 1. ... c6 2. a4 D:02 00:00:00.02 148 09/46 ++ 1. ... b5! D:02 00:00:00.03 187 09/46 +0.01 1. ... b5 2. a4 D:03 00:00:00.08 516 01/46 +0.05 1. ... b5 2. a4 Bb4 D:03 00:00:00.11 666 03/46 ++ 1. ... c2! D:03 00:00:00.13 776 03/46 ++ 1. ... c2 D:03 00:00:00.18 1152 03/46 +2.09 1. ... c2 2. Rc1 cxb1=R D:04 00:00:01.01 7953 23/46 ++ 1. ... Ng3 D:04 00:00:01.22 9901 23/46 +4.13 1. ... Ng3 2. Qxd4 Rxd4 3. fxg3 D:05 00:00:02.72 22999 01/46 ++ 1. ... Ng3 D:05 00:00:04.28 38740 01/46 +5.17 1. ... Ng3 2. Bxc7 Nxe4 3. Bxa5 c2 D:06 00:00:17.05 171977 01/46 ++ 1. ... Ng3 D:06 00:00:23.23 224057 01/46 +5.96 1. ... Ng3 2. Qxd4 Ne2+ 3. Kh1 Nxd4 4. a4 Correct! Position #78: r2q3r/ppp2k2/4nbp1/5Q1p/2P1NB2/8/PP3P1P/3RR1K1 w - - 0 1 PosEdge: +0.08 P [White] Solution: Ng5+ D:01 00:00:00.00 1 01/52 -7.99 1. Qxg6+ D:01 00:00:00.00 2 02/52 -5.98 1. Qxf6+ D:01 00:00:00.00 5 05/52 -2.00 1. Bxc7 D:01 00:00:00.01 6 06/52 +0.01 1. Nxf6 D:01 00:00:00.01 7 07/52 +3.96 1. Rxd8 D:02 00:00:00.04 237 52/52 -- 1. Rxd8 D:02 00:00:00.04 277 01/52 -0.02 1. Rxd8 gxf5 D:02 00:00:00.05 324 03/52 ++ 1. Qxf6+! D:02 00:00:00.05 365 03/52 +2.92 1. Qxf6+ Ke8 D:03 00:00:00.40 3658 52/52 -- 1. Qxf6+ Ke8 D:03 00:00:00.41 3743 01/52 +0.01 1. Qxf6+ Qxf6 2. Nxf6 D:03 00:00:00.60 5592 35/52 ++ 1. Ng5+! D:03 00:00:00.62 5698 35/52 +0.92 1. Ng5+ Nxg5 2. Rxd8 D:04 00:00:01.99 16539 52/52 -- 1. Ng5+ Nxg5 2. Rxd8 D:04 00:00:02.04 17175 01/52 -3.06 1. Ng5+ Nxg5 2. Rxd8 gxf5 D:04 00:00:02.07 17416 03/52 ++ 1. Qxf6+! D:04 00:00:02.09 17695 03/52 -0.02 1. Qxf6+ Qxf6 2. Nxf6 Nxf4 D:04 00:00:03.14 26807 47/52 ++ 1. Qa5! D:04 00:00:03.40 29832 47/52 -0.01 1. Qa5 Bd4 2. Bxc7 Bxb2 D:05 00:00:05.23 45348 01/52 -0.02 1. Qa5 Bd4 2. Be5 Re8 3. b4 D:05 00:00:05.36 46933 03/52 ++ 1. Qxf6+! D:05 00:00:05.51 48576 03/52 +0.00 1. Qxf6+ Qxf6 2. Nxf6 Nxf4 3. b4 D:05 00:00:06.57 59440 08/52 ++ 1. Rxd8! D:05 00:00:06.99 62979 08/52 +0.03 1. Rxd8 gxf5 2. Rd7+ Kg6 3. b4 D:05 00:00:12.38 123203 36/52 ++ 1. Ng5+! D:05 00:00:12.56 124969 36/52 ++ 1. Ng5+ D:05 00:00:12.94 129351 36/52 +0.82 1. Ng5+ Nxg5 2. Rd7+ Kf8 3. Rxd8+ D:06 00:00:17.62 175152 01/52 +0.80 1. Ng5+ Nxg5 2. Rd7+ Kf8 3. Rxd8+ Rxd8 D:07 00:00:56.11 447988 01/52 ++ 1. Ng5+ Correct! Position #79: r3k2r/pbp2pp1/3b1n2/1p6/3P3p/1B2N1Pq/PP1PQP1P/R1B2RK1 b kq - 0 1 PosEdge: +1.02 P [White] Solution: Qxh2+ D:01 00:00:00.00 1 01/54 -1.79 1. ... Bxg3 D:01 00:00:00.00 5 05/54 +0.41 1. ... O-O-O D:02 00:00:00.02 109 07/54 +0.11 1. ... hxg3 2. Qxb5+ D:03 00:00:00.09 489 01/54 +0.13 1. ... hxg3 2. Qxb5+ Bc6 D:04 00:00:00.95 9080 09/54 -0.05 1. ... a6 2. Nd5+ Kd8 3. d3 D:04 00:00:01.90 18052 45/54 ++ 1. ... Bc6! D:04 00:00:02.17 20568 45/54 -0.03 1. ... Bc6 2. Nd5+ Kd8 3. d3 D:05 00:00:04.14 41840 04/54 +mat03 1. ... Qxh2+ D:05 00:00:04.37 47126 07/54 +mat03 1. ... Qxh2+ 2. Kxh2 hxg3+ 3. Kg1 Rh1# Correct! Position #80: r4rk1/p1B1bpp1/1p2pn1p/8/2PP4/3B1P2/qP2QP1P/3R1RK1 w - - 0 1 PosEdge: +0.09 P [White] Solution: Ra1 D:01 00:00:00.00 1 01/35 -2.00 1. Bxb6 D:01 00:00:00.00 3 03/35 +0.01 1. b3 D:01 00:00:00.00 8 08/35 +0.02 1. b4 D:02 00:00:00.01 86 05/35 -0.03 1. h3 Bb4 D:02 00:00:00.02 125 06/35 ++ 1. f4! D:02 00:00:00.02 163 06/35 -0.02 1. f4 Bb4 D:03 00:00:00.07 646 01/35 +0.00 1. f4 Bb4 2. Bf5 D:03 00:00:00.14 1207 08/35 ++ 1. b4! D:03 00:00:00.16 1370 08/35 +0.01 1. b4 Qxe2 2. Bxe2 D:03 00:00:00.34 3026 24/35 ++ 1. Bb1! D:03 00:00:00.37 3243 24/35 +0.02 1. Bb1 Qa1 2. Bf5 D:04 00:00:00.65 6739 01/35 -0.02 1. Bb1 Qa1 2. Be4 Bb4 D:04 00:00:01.04 11214 08/35 ++ 1. d5! D:04 00:00:01.20 13136 08/35 +0.00 1. d5 Rac8 2. d6 Rcd8 D:05 00:00:03.70 34501 01/35 +0.04 1. d5 Bd8 2. Bb1 Qa1 3. Bf5 D:05 00:00:07.52 68292 12/35 ++ 1. Ra1! D:05 00:00:08.43 75165 12/35 +0.10 1. Ra1 Qb3 2. Be4 Nxe4 3. fxe4 D:05 00:00:13.54 121415 26/35 ++ 1. Be4! D:05 00:00:14.30 127474 26/35 +0.12 1. Be4 Nxe4 2. fxe4 Bb4 3. f4 D:06 00:00:21.68 214333 01/35 +0.09 1. Be4 Nxe4 2. fxe4 Bb4 3. f4 Rad8 D:06 00:00:37.01 382935 08/35 ++ 1. d5! D:06 00:00:44.85 476075 08/35 ++ 1. d5 D:06 00:00:53.17 569488 08/35 +0.89 1. d5 exd5 2. Bb1 Qxc4 3. Qxe7 Rad8 Wrong! Position #81: r4rk1/1bR1bppp/4pn2/1p2N3/1P6/P3P3/4BPPP/3R2K1 b - - 0 1 PosEdge: -1.92 P [White] Solution: Bd6 D:01 00:00:00.00 1 01/35 +1.01 1. ... Rxa3 D:02 00:00:00.02 113 35/35 -- 1. ... Rxa3 D:02 00:00:00.02 160 01/35 -2.00 1. ... Rxa3 2. Rxe7 D:02 00:00:00.03 214 03/35 ++ 1. ... Bxg2! D:02 00:00:00.03 261 03/35 -1.72 1. ... Bxg2 2. Rxe7 D:03 00:00:00.07 431 01/35 ++ 1. ... Bxg2 D:03 00:00:00.09 559 01/35 -0.71 1. ... Bxg2 2. Rxe7 Rxa3 D:04 00:00:00.99 8973 01/35 -2.77 1. ... Bxg2 2. Rxe7 Be4 3. Bxb5 D:04 00:00:01.16 11135 02/35 ++ 1. ... Rxa3! D:04 00:00:01.32 13330 02/35 -2.02 1. ... Rxa3 2. Rxe7 Ba6 3. Rdd7 D:05 00:00:03.06 28384 03/35 -1.78 1. ... Bxg2 2. Rxe7 Nd5 3. Rxf7 Rxa3 D:05 00:00:05.20 52599 22/35 ++ 1. ... Bd6! D:05 00:00:06.03 58548 22/35 ++ 1. ... Bd6 D:05 00:00:06.99 67657 22/35 -1.03 1. ... Bd6 2. Rxd6 Ne8 3. Rdd7 Nxc7 D:06 00:00:15.13 164165 01/35 -1.06 1. ... Bd6 2. Rxf7 Bxe5 3. Rxb7 Rxa3 4. Bxb5 Correct! Position #82: 3rr1k1/pp3pp1/4b3/8/2P1B2R/6QP/P3q1P1/5R1K w - - 0 1 PosEdge: +0.00 P [White] Solution: Bh7+ D:01 00:00:00.00 1 01/51 +1.01 1. Bxb7 D:02 00:00:00.03 236 51/51 -- 1. Bxb7 D:02 00:00:00.04 282 01/51 -4.01 1. Bxb7 Qxf1+ D:02 00:00:00.05 361 07/51 ++ 1. Kg1! D:02 00:00:00.05 407 07/51 -1.04 1. Kg1 Bxc4 D:02 00:00:00.06 460 11/51 ++ 1. Rc1! D:02 00:00:00.06 506 11/51 -1.02 1. Rc1 Qxa2 D:02 00:00:00.08 632 39/51 ++ 1. Bd3! D:02 00:00:00.09 676 39/51 -1.01 1. Bd3 Qxa2 D:02 00:00:00.09 760 45/51 ++ 1. Bh7+! D:02 00:00:00.10 807 45/51 +0.01 1. Bh7+ Kf8 D:03 00:00:00.11 926 01/51 +0.02 1. Bh7+ Kf8 2. c5 D:04 00:00:00.43 4238 01/51 +0.01 1. Bh7+ Kh8 2. Bf5+ Kg8 D:05 00:00:01.89 16067 01/51 ++ 1. Bh7+ D:05 00:00:02.38 21260 01/51 +1.04 1. Bh7+ Kf8 2. Qa3+ Re7 3. Qxa7 Correct! Position #83: 3rr1k1/ppqbRppp/2p5/8/3Q1n2/2P3N1/PPB2PPP/3R2K1 w - - 0 1 PosEdge: -0.01 P [White] Solution: Qxd7 D:01 00:00:00.00 1 01/57 -0.03 1. Rxe8+ D:01 00:00:00.00 6 06/57 +1.00 1. Qxa7 D:02 00:00:00.01 105 04/57 ++ 1. Rxd7 D:02 00:00:00.02 146 04/57 +2.99 1. Rxd7 b5 D:03 00:00:00.31 3096 57/57 -- 1. Rxd7 b5 D:03 00:00:00.34 3245 01/57 -1.01 1. Rxd7 Rxd7 2. Qxa7 D:03 00:00:00.35 3289 02/57 ++ 1. Rxe8+! D:03 00:00:00.35 3377 02/57 +0.98 1. Rxe8+ Rxe8 2. Qxa7 D:04 00:00:00.64 6326 01/57 ++ 1. Rxe8+ D:04 00:00:00.66 6534 01/57 +2.97 1. Rxe8+ Rxe8 2. Qxd7 b5 D:05 00:00:01.94 15436 01/57 +2.99 1. Rxe8+ Rxe8 2. Qxd7 Ne2+ 3. Nxe2 D:06 00:00:12.60 135629 01/57 +2.96 1. Rxe8+ Rxe8 2. Qxd7 Re1+ 3. Nf1 Re2 D:06 00:00:14.95 155023 05/57 ++ 1. Qxd7! D:06 00:00:15.86 165012 05/57 +2.98 1. Qxd7 Rxe7 2. Qxd8+ Qxd8 3. Rxd8+ Re8 Correct! Position #84: r2q1r1k/2p1b1pp/p1n5/1p1Q1bN1/4n3/1BP1B3/PP3PPP/R4RK1 w - - 0 1 PosEdge: -2.04 P [White] Solution: Qg8+ D:01 00:00:00.00 1 01/52 -1.83 1. Nxh7 D:01 00:00:00.00 2 02/52 -0.01 1. Nxe4 D:01 00:00:00.00 3 03/52 +0.00 1. Qxd8 D:01 00:00:00.01 4 04/52 +3.02 1. Qxc6 D:02 00:00:00.02 96 01/52 +2.99 1. Qxc6 Bb4 D:02 00:00:00.02 139 03/52 ++ 1. Nxe4! D:02 00:00:00.03 179 03/52 +3.00 1. Nxe4 Bb4 D:03 00:00:00.08 471 01/52 +3.03 1. Nxe4 Bxe4 2. Qxe4 D:03 00:00:00.25 2395 48/52 ++ 1. Qg8+! D:03 00:00:00.26 2483 48/52 ++ 1. Qg8+ D:03 00:00:00.27 2572 48/52 +mat02 1. Qg8+ Rxg8 2. Nf7# Correct! Position #85: kr2R3/p4r2/2pq4/2N2p1p/3P2p1/Q5P1/5P1P/5BK1 w - - 0 1 PosEdge: +0.04 P [White] Solution: Na6 D:01 00:00:00.00 1 01/49 +0.00 1. Rxb8+ D:01 00:00:00.00 5 05/49 +0.01 1. d5 D:01 00:00:00.00 12 12/49 +0.02 1. Bd3 D:01 00:00:00.01 14 14/49 +0.03 1. Bc4 D:01 00:00:00.01 15 15/49 +0.04 1. Bb5 D:02 00:00:00.02 82 02/49 -0.02 1. Rxb8+ Qxb8 D:03 00:00:00.04 268 01/49 +0.02 1. Rxb8+ Qxb8 2. Bb5 D:04 00:00:00.28 2831 01/49 -0.02 1. Rxb8+ Kxb8 2. Qb2+ Ka8 D:04 00:00:00.84 7523 34/49 ++ 1. Na6! D:04 00:00:00.87 8499 34/49 ++ 1. Na6 D:04 00:00:00.92 9607 34/49 +2.72 1. Na6 Qxg3+ 2. fxg3 Rxe8 D:05 00:00:01.28 12831 01/49 +2.76 1. Na6 Qxg3+ 2. fxg3 Rxe8 3. Bb5 D:06 00:00:06.95 78178 01/49 +2.75 1. Na6 Qxg3+ 2. Qxg3 Rxe8 3. Nc7+ Kb8 D:07 00:00:29.34 225045 01/49 ++ 1. Na6 D:07 00:00:34.52 286604 01/49 +3.96 1. Na6 Qd8 2. Rxd8 Rxd8 3. Bc4 Rff8 4. Nc5 Correct! Position #86: 8/p7/1ppk1n2/5ppp/P1PP4/2P1K1P1/5N1P/8 b - - 0 1 PosEdge: +0.05 P [White] Solution: Ng4+ D:01 00:00:00.00 1 01/18 +0.01 1. ... f4+ D:01 00:00:00.00 15 12/18 +0.02 1. ... Ne4 D:02 00:00:00.00 40 01/18 +0.00 1. ... Ne4 2. Nxe4+ D:03 00:00:00.02 199 03/18 +0.00 1. ... g4 2. c5+ Kd5 D:03 00:00:00.03 286 06/18 ++ 1. ... c5! D:03 00:00:00.04 384 06/18 +0.02 1. ... c5 2. d5 Ne4 D:03 00:00:00.06 607 10/18 ++ 1. ... Kc7! D:03 00:00:00.07 783 10/18 +0.09 1. ... Kc7 2. g4 Kb8 D:04 00:00:00.14 1642 01/18 -0.01 1. ... Kc7 2. h4 f4+ 3. gxf4 D:05 00:00:00.58 7306 01/18 +0.06 1. ... Kc7 2. Kd2 Kb8 3. Kc1 Ne4 D:06 00:00:02.99 39053 01/18 +0.04 1. ... Kc7 2. Kd2 Kb8 3. Kc1 Ne4 4. Nxe4 D:07 00:00:07.72 96523 01/18 +0.06 1. ... Kc7 2. Kd2 Kb8 3. Kc1 Ne4 4. Nxe4 fxe4 D:08 00:00:40.45 504658 01/18 -0.02 1. ... Kc7 2. h4 gxh4 3. gxh4 Ng4+ 4. Nxg4 hxg4 5. a5 D:08 00:00:57.73 706162 06/18 ++ 1. ... c5! Wrong! Position #87: 8/p3k1p1/4r3/2ppNpp1/PP1P4/2P3KP/5P2/8 b - - 0 1 PosEdge: -1.97 P [White] Solution: Rxe5 D:01 00:00:00.00 1 01/21 -1.97 1. ... Rxe5 D:01 00:00:00.00 2 02/21 -0.07 1. ... cxd4 D:01 00:00:00.00 3 03/21 +0.01 1. ... cxb4 D:01 00:00:00.00 14 12/21 +0.10 1. ... Kd8 D:02 00:00:00.01 49 03/21 -0.01 1. ... cxd4 2. cxd4 D:03 00:00:00.02 167 01/21 +0.09 1. ... cxd4 2. cxd4 Kd8 D:04 00:00:00.08 1028 01/21 +0.07 1. ... cxd4 2. cxd4 Kd8 3. f4 D:05 00:00:00.29 3259 01/21 +0.09 1. ... cxd4 2. cxd4 Kd8 3. f4 Re8 D:05 00:00:00.55 6532 04/21 ++ 1. ... c4! D:05 00:00:00.81 9697 04/21 +0.10 1. ... c4 2. a5 Kd8 3. f4 Re8 D:06 00:00:03.12 38917 01/21 +0.03 1. ... c4 2. Kg2 Ke8 3. f3 f4 4. Kf1 D:06 00:00:03.45 43716 03/21 ++ 1. ... cxd4! D:06 00:00:04.08 49812 03/21 +0.06 1. ... cxd4 2. cxd4 Rb6 3. b5 Kd8 4. f4 D:07 00:00:06.87 80555 01/21 +0.09 1. ... cxd4 2. cxd4 f4+ 3. Kg2 Ra6 4. a5 Kd8 D:07 00:00:10.14 120989 04/21 ++ 1. ... c4! D:07 00:00:14.20 166148 04/21 +0.10 1. ... c4 2. f3 f4+ 3. Kg2 Ra6 4. a5 Kd8 Wrong! Position #88: r6k/p1Q4p/2p1b1rq/4p3/B3P3/4P3/PPP3P1/4RRK1 b - - 0 1 PosEdge: +2.04 P [White] Solution: Rxg2+ D:01 00:00:00.00 1 01/38 -8.07 1. ... Qxe3+ D:01 00:00:00.00 2 02/38 -3.96 1. ... Rxg2+ D:01 00:00:00.00 3 03/38 +0.98 1. ... Bxa2 D:02 00:00:00.04 199 38/38 -- 1. ... Bxa2 D:02 00:00:00.04 239 01/38 -0.06 1. ... Bxa2 2. Qxe5+ D:03 00:00:00.16 557 01/38 -0.06 1. ... Bxa2 2. Qxe5+ Kg8 D:03 00:00:00.26 1899 29/38 ++ 1. ... Qg5! D:03 00:00:00.28 1993 29/38 ++ 1. ... Qg5 D:03 00:00:00.37 2224 29/38 +1.00 1. ... Qg5 2. g3 Qxg3+ D:04 00:00:00.87 5419 01/38 +0.95 1. ... Qg5 2. Rf2 Bxa2 3. Rf7 D:05 00:00:05.02 52365 38/38 -- 1. ... Qg5 2. Rf2 Bxa2 3. Rf7 D:05 00:00:06.02 58825 01/38 +0.00 1. ... Qg5 2. Rf2 Rc8 3. Qxa7 Bxa2 D:06 00:00:14.42 161844 01/38 -0.05 1. ... Qg5 2. Rf2 Rc8 3. Qxa7 Bxa2 4. Rf7 D:06 00:00:30.87 323367 21/38 ++ 1. ... Rg5! D:06 00:00:46.42 474219 21/38 +0.00 1. ... Rg5 2. Qxc6 Rag8 3. Rf7 Rxg2+ 4. Kf1 Wrong! Position #89: 1r3b1k/p4rpp/4pp2/3q4/2ppbPPQ/6RK/PP5P/2B1NR2 b - - 0 1 PosEdge: -2.09 P [White] Solution: g5 D:01 00:00:00.00 1 01/51 -3.95 1. ... Rxb2 D:01 00:00:00.00 2 02/51 +0.02 1. ... c3 D:01 00:00:00.01 45 45/51 +0.03 1. ... Rd8 D:01 00:00:00.01 48 48/51 +0.04 1. ... Bb4 D:02 00:00:00.01 81 01/51 +0.02 1. ... Bb4 2. Be3 D:03 00:00:00.08 670 01/51 +0.05 1. ... Bb4 2. Nf3 Rd8 D:04 00:00:00.51 5808 01/51 +0.04 1. ... Bb4 2. a3 Bg2+ 3. Nxg2 D:05 00:00:03.13 25389 01/51 +0.04 1. ... Bb4 2. a3 Bc5 3. b4 Rd8 D:05 00:00:04.28 37186 04/51 ++ 1. ... d3! D:05 00:00:05.02 44134 04/51 +0.05 1. ... d3 2. Nf3 Rd8 3. Kg2 Bb4 D:05 00:00:07.20 67218 11/51 ++ 1. ... g5! D:05 00:00:07.72 70613 11/51 ++ 1. ... g5 D:05 00:00:09.14 87109 11/51 +2.68 1. ... g5 2. fxg5 fxg5 3. Rxf7 gxh4 D:06 00:00:23.07 229726 01/51 +2.69 1. ... g5 2. fxg5 fxg5 3. Rxf7 gxh4 4. Rxa7 Correct! Position #90: 3qrrk1/1pp2pp1/1p2bn1p/5N2/2P5/P1P3B1/1P4PP/2Q1RRK1 w - - 0 1 PosEdge: +0.03 P [White] Solution: Nxg7 D:01 00:00:00.00 1 01/39 -1.77 1. Nxg7 D:01 00:00:00.00 6 06/39 +0.01 1. b3 D:01 00:00:00.00 10 10/39 +0.02 1. b4 D:01 00:00:00.01 33 33/39 +0.03 1. Be5 D:02 00:00:00.02 88 07/39 -0.01 1. b3 c5 D:03 00:00:00.07 402 01/39 -0.02 1. b3 Bxf5 2. Rxf5 D:03 00:00:00.18 1334 22/39 ++ 1. Rd1! D:03 00:00:00.23 1611 22/39 +0.03 1. Rd1 Qb8 2. Be5 D:04 00:00:00.41 3566 01/39 -0.01 1. Rd1 Qb8 2. b3 c5 D:05 00:00:01.78 14074 01/39 +0.04 1. Rd1 Bd7 2. b4 c5 3. Be5 D:06 00:00:09.39 103186 01/39 +0.00 1. Rd1 Bd7 2. b4 Ne4 3. b5 Bxf5 D:06 00:00:12.96 143754 02/39 ++ 1. Nxg7! D:06 00:00:16.26 184905 02/39 +0.30 1. Nxg7 Kxg7 2. Bh4 Bxc4 3. Bxf6+ Kg8 D:07 00:00:46.52 363896 01/39 ++ 1. Nxg7 Correct! Position #91: 2qr2k1/4b1p1/2p2p1p/1pP1p3/p2nP3/PbQNB1PP/1P3PK1/4RB2 b - - 0 1 PosEdge: -0.05 P [White] Solution: Be6 D:01 00:00:00.00 1 01/39 -8.00 1. ... Qxh3+ D:01 00:00:00.00 2 02/39 -1.99 1. ... Bxc5 D:01 00:00:00.00 3 03/39 +0.01 1. ... b4 D:02 00:00:00.01 93 05/39 -0.26 1. ... h5 2. Kg1 D:02 00:00:00.02 127 07/39 ++ 1. ... g5! D:02 00:00:00.02 158 07/39 -0.25 1. ... g5 2. Kg1 D:02 00:00:00.03 197 10/39 ++ 1. ... Kf8! D:02 00:00:00.03 229 10/39 -0.08 1. ... Kf8 2. Kg1 D:03 00:00:00.20 1616 19/39 +0.01 1. ... Nc2 2. Rd1 b4 D:04 00:00:00.44 4904 01/39 +0.00 1. ... Nc2 2. Re2 Nxe3+ 3. Rxe3 D:04 00:00:01.03 9495 23/39 ++ 1. ... Ne6! D:04 00:00:01.14 10825 23/39 ++ 1. ... Ne6 D:04 00:00:01.29 12432 23/39 +0.76 1. ... Ne6 2. Nxe5 fxe5 3. Qxe5 D:05 00:00:09.60 112109 39/39 -- 1. ... Ne6 2. Nxe5 fxe5 3. Qxe5 D:05 00:00:13.25 149220 01/39 -0.10 1. ... Ne6 2. Kg1 Kf8 3. f4 Nd4 D:05 00:00:22.97 235547 16/39 ++ 1. ... Bc4! D:05 00:00:24.21 246531 16/39 -0.05 1. ... Bc4 2. b4 Bxd3 3. Bxd3 Bd6 D:05 00:00:25.55 258629 20/39 ++ 1. ... Nc2! D:05 00:00:27.11 272345 20/39 +0.01 1. ... Nc2 2. Re2 Nxe3+ 3. Rxe3 b4 D:06 00:00:35.25 366516 01/39 -0.07 1. ... Nc2 2. Re2 Bc4 3. Qxc2 Bxd3 4. Kg1 D:06 00:00:56.35 542405 16/39 ++ 1. ... Bc4! Wrong! Position #92: r4rk1/1p2ppbp/p2pbnp1/q7/3BPPP1/2N2B2/PPP4P/R2Q1RK1 b - - 0 1 PosEdge: +0.07 P [White] Solution: Bxg4 D:01 00:00:00.00 1 01/47 -1.99 1. ... Nxg4 D:01 00:00:00.00 2 02/47 -1.97 1. ... Nxe4 D:01 00:00:00.00 7 07/47 +0.01 1. ... d5 D:01 00:00:00.01 11 11/47 +0.02 1. ... b5 D:01 00:00:00.01 42 42/47 +0.03 1. ... Rad8 D:02 00:00:00.02 85 01/47 +0.01 1. ... Rad8 2. b4 D:02 00:00:00.02 124 02/47 ++ 1. ... Nxg4! D:02 00:00:00.03 162 02/47 ++ 1. ... Nxg4 D:02 00:00:00.03 201 02/47 +1.02 1. ... Nxg4 2. b4 D:03 00:00:00.25 2518 47/47 -- 1. ... Nxg4 2. b4 D:03 00:00:00.27 2643 01/47 -1.97 1. ... Nxg4 2. Bxg4 Bxd4+ D:03 00:00:00.30 2725 02/47 ++ 1. ... Nxe4! D:03 00:00:00.32 2852 02/47 -1.95 1. ... Nxe4 2. Bxe4 Bxd4+ D:03 00:00:00.36 3225 07/47 ++ 1. ... d5! D:03 00:00:00.39 3540 07/47 -1.02 1. ... d5 2. Nxd5 Rad8 D:03 00:00:00.46 3805 08/47 ++ 1. ... g5! D:03 00:00:00.80 4166 08/47 -0.18 1. ... g5 2. fxg5 Qxg5 D:03 00:00:00.83 4431 09/47 ++ 1. ... b6! D:03 00:00:00.93 5174 09/47 +0.02 1. ... b6 2. Nd5 Rad8 D:03 00:00:01.09 5598 11/47 ++ 1. ... b5! D:03 00:00:01.19 6275 11/47 +0.03 1. ... b5 2. Nd5 Rad8 D:03 00:00:01.32 7171 28/47 ++ 1. ... Bc4! D:03 00:00:01.42 7461 28/47 +0.05 1. ... Bc4 2. Bxf6 Bxf6 D:04 00:00:01.83 10315 01/47 +0.03 1. ... Bc4 2. Bxf6 Bxf6 3. b4 D:05 00:00:06.96 33715 01/47 +0.04 1. ... Bc4 2. Be2 Bxe2 3. Qxe2 e5 D:05 00:00:08.15 44507 04/47 ++ 1. ... Bxg4! D:05 00:00:09.01 51151 04/47 ++ 1. ... Bxg4 D:05 00:00:10.12 61243 04/47 +0.78 1. ... Bxg4 2. Bxg4 Nxg4 3. Bxg7 Kxg7 D:06 00:00:52.47 364183 47/47 -- 1. ... Bxg4 2. Bxg4 Nxg4 3. Bxg7 Kxg7 D:06 00:00:58.20 429263 01/47 -1.97 1. ... Bxg4 2. Bxg4 Nxg4 3. Bxg7 Qc5+ 4. Kh1 Correct! Position #93: r1b1k1nr/pp3pQp/4pq2/3pn3/8/P1P5/2P2PPP/R1B1KBNR w KQkq - 0 1 PosEdge: -0.09 P [White] Solution: Bh6 D:01 00:00:00.00 1 01/38 -3.85 1. Qxh8 D:01 00:00:00.00 5 05/38 +0.00 1. Qxf6 D:01 00:00:00.01 9 09/38 +0.01 1. a4 D:01 00:00:00.01 21 21/38 +0.02 1. Be3 D:01 00:00:00.01 22 22/38 +0.03 1. Bf4 D:01 00:00:00.01 23 23/38 +0.04 1. Bg5 D:02 00:00:00.02 72 06/38 -0.02 1. Qxf6 Nxf6 D:02 00:00:00.03 155 28/38 ++ 1. Bb5+! D:02 00:00:00.04 187 28/38 +0.03 1. Bb5+ Bd7 D:03 00:00:00.06 328 01/38 +0.07 1. Bb5+ Bd7 2. Bg5 D:04 00:00:00.25 1756 01/38 +0.02 1. Bb5+ Bd7 2. Bxd7+ Nxd7 D:05 00:00:00.93 6669 01/38 +0.06 1. Bb5+ Bd7 2. Bxd7+ Nxd7 3. Bg5 D:05 00:00:01.43 11285 06/38 ++ 1. Qxf6! D:05 00:00:01.85 13612 06/38 +0.13 1. Qxf6 Nxf6 2. Bg5 Ne4 3. O-O-O D:06 00:00:07.57 71864 01/38 +0.03 1. Qxf6 Nxf6 2. Bg5 Ne4 3. Bb5+ Bd7 D:06 00:00:16.72 137203 24/38 ++ 1. Bh6! D:06 00:00:25.23 204103 24/38 +0.07 1. Bh6 Bd7 2. Qxf6 D:07 00:00:52.29 449310 01/38 ++ 1. Bh6 Correct! Position #94: 8/k7/p7/3Qp2P/n1P5/3KP3/1q6/8 b - - 0 1 PosEdge: -1.93 P [White] Solution: e4+ D:01 00:00:00.00 1 01/26 +0.01 1. ... e4+ D:01 00:00:00.00 6 04/26 +0.10 1. ... Kb8 D:02 00:00:00.01 56 01/26 +0.08 1. ... Kb8 2. h6 D:03 00:00:00.05 473 01/26 +0.00 1. ... Kb8 2. Qd8+ Ka7 D:03 00:00:00.07 709 05/26 ++ 1. ... Qa1! D:03 00:00:00.09 905 05/26 +0.04 1. ... Qa1 2. Qd8 Nb2+ D:03 00:00:00.10 945 06/26 ++ 1. ... Qb1+! D:03 00:00:00.10 1009 06/26 +0.12 1. ... Qb1+ 2. Kd2 Kb8 D:04 00:00:00.17 1702 01/26 +0.01 1. ... Qb1+ 2. Kd2 e4 3. h6 D:04 00:00:00.35 3761 06/26 ++ 1. ... Qa1! D:04 00:00:00.44 4761 06/26 +0.02 1. ... Qa1 2. Qa5 Qb1+ 3. Kd2 D:04 00:00:00.56 5767 17/26 ++ 1. ... Qc3+! D:04 00:00:00.57 5937 17/26 +0.04 1. ... Qc3+ 2. Ke2 Kb8 3. Kd1 D:05 00:00:00.82 8740 01/26 +0.00 1. ... Qc3+ 2. Ke4 Nb2 3. Qxe5 Qxc4+ D:05 00:00:00.96 10517 02/26 ++ 1. ... e4+! D:05 00:00:01.06 11953 02/26 ++ 1. ... e4+ D:05 00:00:01.18 13626 02/26 +4.93 1. ... e4+ 2. Kxe4 Nc3+ 3. Kd4 Nxd5+ D:06 00:00:02.38 27356 01/26 +4.93 1. ... e4+ 2. Kxe4 Nc3+ 3. Kd3 Nxd5 4. cxd5 D:07 00:00:08.34 93981 01/26 +5.03 1. ... e4+ 2. Kxe4 Nc3+ 3. Kd3 Nxd5 4. cxd5 Ka8 D:08 00:00:32.40 358742 01/26 +5.01 1. ... e4+ 2. Kxe4 Nc3+ 3. Kd3 Nxd5 4. cxd5 Ka8 5. d6 Correct! Position #95: 2r5/1r6/4pNpk/3pP1qp/8/2P1QP2/5PK1/R7 w - - 0 1 PosEdge: -1.96 P [White] Solution: Ng4+ D:01 00:00:00.00 3 01/06 +0.00 1. Qxg5+ D:01 00:00:00.00 6 02/06 +0.08 1. Kf1 D:02 00:00:00.01 83 01/06 +0.03 1. Kf1 Rb2 D:03 00:00:00.04 342 01/06 +0.08 1. Kf1 Rb2 2. Ra7 D:04 00:00:00.11 1105 02/06 -0.04 1. Qxg5+ Kxg5 2. Ra3 Rb2 D:05 00:00:00.26 2704 01/06 +0.03 1. Qxg5+ Kxg5 2. Ra3 Rb1 3. Ra7 D:05 00:00:00.66 6947 06/06 ++ 1. Ng4+! D:05 00:00:00.74 7606 06/06 ++ 1. Ng4+ D:05 00:00:00.90 9403 06/06 +6.04 1. Ng4+ hxg4 2. Rh1+ Kg7 3. Qxg5 D:06 00:00:02.92 23917 06/06 -- 1. Ng4+ hxg4 2. Rh1+ Kg7 3. Qxg5 D:06 00:00:03.52 31204 01/06 +5.02 1. Ng4+ hxg4 2. Rh1+ Kg7 3. Qxg5 Rxc3 D:07 00:00:06.33 51290 01/06 ++ 1. Ng4+ D:07 00:00:10.00 92060 01/06 +6.06 1. Ng4+ hxg4 2. Rh1+ Kg7 3. Qxg5 Rxc3 4. fxg4 Correct! Position #96: r1b4k/ppp2Bb1/6Pp/3pP3/1qnP1p1Q/8/PPP3P1/1K1R3R w - - 0 1 PosEdge: +0.10 P [White] Solution: Qd8+ D:01 00:00:00.00 1 01/37 +1.04 1. Bxd5 D:02 00:00:00.04 230 37/37 -- 1. Bxd5 D:02 00:00:00.04 272 01/37 -mat01 1. Bxd5 Qxb2# D:02 00:00:00.04 314 02/37 ++ 1. Qxh6+! D:02 00:00:00.05 355 02/37 -5.00 1. Qxh6+ Bxh6 D:02 00:00:00.06 408 05/37 ++ 1. b3! D:02 00:00:00.06 448 05/37 -0.09 1. b3 Bg4 D:02 00:00:00.09 619 34/37 ++ 1. Qd8+! D:02 00:00:00.09 660 34/37 +0.00 1. Qd8+ Qf8 D:03 00:00:00.10 720 01/37 ++ 1. Qd8+ D:03 00:00:00.11 805 01/37 +1.04 1. Qd8+ Qf8 2. Qxd5 D:04 00:00:00.28 2541 01/37 +1.00 1. Qd8+ Qf8 2. Qxd5 Bg4 D:05 00:00:01.02 9203 01/37 +1.07 1. Qd8+ Qf8 2. Qxd5 Ne3 3. Rhe1 D:06 00:00:06.84 66877 01/37 +1.00 1. Qd8+ Qf8 2. Qxf8+ Bxf8 3. Bxd5 Bg4 D:07 00:00:31.76 296735 01/37 +1.07 1. Qd8+ Qf8 2. Qxf8+ Bxf8 3. Bxd5 Ne3 4. g7+ Correct! Position #97: 6k1/5p2/p5np/4B3/3P4/1PP1q3/P3r1QP/6RK w - - 0 1 PosEdge: +2.04 P [White] Solution: Qa8+ D:01 00:00:00.00 1 01/35 -5.99 1. Qxg6+ D:01 00:00:00.00 2 02/35 -3.95 1. Qxe2 D:01 00:00:00.00 3 03/35 +0.00 1. a3 D:01 00:00:00.00 5 05/35 +0.01 1. b4 D:01 00:00:00.01 13 13/35 +0.03 1. Rd1 D:02 00:00:00.03 215 27/35 +0.10 1. Qa8+ Kh7 D:03 00:00:00.03 279 01/35 ++ 1. Qa8+ D:03 00:00:00.04 358 01/35 +1.10 1. Qa8+ Kh7 2. Qxa6 D:04 00:00:00.83 8884 35/35 -- 1. Qa8+ Kh7 2. Qxa6 D:04 00:00:00.85 9068 01/35 +0.09 1. Qa8+ Kh7 2. Qxa6 Qxc3 D:05 00:00:01.76 19332 01/35 +mat03 1. Qa8+ D:05 00:00:01.97 21720 01/35 +mat03 1. Qa8+ Kh7 2. Qh8+ Nxh8 3. Rg7# Correct! Position #98: 1r3rk1/5pb1/p2p2p1/Q1n1q2p/1NP1P3/3p1P1B/PP1R3P/1K2R3 b - - 0 1 PosEdge: -0.04 P [White] Solution: Nxe4 D:01 00:00:00.00 1 01/41 -1.97 1. ... Rxb4 D:01 00:00:00.00 6 06/41 +0.01 1. ... h4 D:01 00:00:00.00 10 10/41 +0.02 1. ... f5 D:01 00:00:00.01 37 37/41 +0.03 1. ... Rbd8 D:02 00:00:00.01 82 01/41 -0.01 1. ... Rbd8 2. Bf5 D:03 00:00:00.10 843 06/41 ++ 1. ... Nxe4 D:03 00:00:00.14 1097 06/41 +1.16 1. ... Nxe4 2. Qxe5 dxe5 D:04 00:00:01.49 12005 41/41 -- 1. ... Nxe4 2. Qxe5 dxe5 D:04 00:00:01.66 14066 01/41 -1.91 1. ... Nxe4 2. Qxe5 dxe5 3. fxe4 D:04 00:00:01.93 17316 06/41 ++ 1. ... h4! D:04 00:00:02.16 19945 06/41 -0.97 1. ... h4 2. Nxd3 Nxd3 3. Rxd3 D:04 00:00:02.44 22898 10/41 ++ 1. ... f5! D:04 00:00:02.66 25342 10/41 -0.96 1. ... f5 2. Nxd3 Nxd3 3. Rxd3 D:04 00:00:03.06 29351 20/41 ++ 1. ... Qd4! D:04 00:00:03.32 32420 20/41 +0.02 1. ... Qd4 2. Rc1 f5 3. Rcd1 D:05 00:00:06.24 59591 01/41 ++ 1. ... Qd4 D:05 00:00:08.36 80099 01/41 +0.99 1. ... Qd4 2. Ka1 Bh6 3. Rdd1 Qxc4 D:05 00:00:09.75 91439 06/41 ++ 1. ... Nxe4! D:05 00:00:11.56 107058 06/41 +4.08 1. ... Nxe4 2. Nd5 Rxb2+ 3. Ka1 Nxd2 D:05 00:00:13.73 127647 14/41 ++ 1. ... Nb3! D:05 00:00:15.02 139088 14/41 +5.04 1. ... Nb3 2. Nc6 Qxa5 3. Nxa5 Nxd2+ Wrong! Position #99: r1bq1r1k/1pp1Np1p/p2p2pQ/4R3/n7/8/PPPP1PPP/R1B3K1 w - - 0 1 PosEdge: -0.01 P [White] Solution: Rh5 D:01 00:00:00.00 1 01/44 -0.04 1. Nxc8 D:01 00:00:00.00 6 06/44 +0.00 1. a3 D:01 00:00:00.01 7 07/44 +0.01 1. b3 D:01 00:00:00.01 9 09/44 +0.03 1. d3 D:01 00:00:00.01 15 15/44 +0.04 1. d4 D:02 00:00:00.03 153 22/44 -0.02 1. Re1 Nc3 D:03 00:00:00.09 564 01/44 +0.02 1. Re1 Bg4 2. d4 D:03 00:00:00.34 2145 32/44 ++ 1. Rh5! D:03 00:00:00.38 2290 32/44 ++ 1. Rh5 D:03 00:00:00.42 2474 32/44 +mat02 1. Rh5 Nc3 2. Qxh7# Correct! Position #100: 8/k1b5/P4p2/1Pp2p1p/K1P2P1P/8/3B4/8 w - - 0 1 PosEdge: +1.06 P [White] Solution: b6+ D:01 00:00:00.00 1 01/09 +0.02 1. b6+ D:02 00:00:00.00 26 02/09 -0.10 1. Ka3 Ka8 D:02 00:00:00.00 39 03/09 ++ 1. Kb3! D:02 00:00:00.01 51 03/09 -0.08 1. Kb3 Ka8 D:03 00:00:00.01 111 01/09 -0.06 1. Kb3 Ka8 2. b6 D:03 00:00:00.03 220 07/09 ++ 1. Be3! D:03 00:00:00.03 265 07/09 +0.02 1. Be3 Bd6 2. b6+ D:04 00:00:00.05 536 01/09 -0.09 1. Be3 Ka8 2. Kb3 Be5 D:04 00:00:00.07 851 04/09 ++ 1. Kb3! D:04 00:00:00.09 1165 04/09 -0.08 1. Kb3 Ka8 2. Kc3 Be5+ D:05 00:00:00.17 2065 01/09 -0.01 1. Kb3 Ka8 2. Ka2 Bd6 3. Ka1 D:06 00:00:00.40 5354 01/09 -0.02 1. Kb3 Ka8 2. Ka2 Bd6 3. Ka1 Be5+ D:07 00:00:01.40 17678 01/09 +0.01 1. Kb3 Ka8 2. Ka2 Bd6 3. Ka1 Kb8 4. b6 D:08 00:00:03.93 54066 01/09 -0.01 1. Kb3 Ka8 2. Ka2 Bd6 3. Ka1 Bc7 4. Be3 Be5+ D:09 00:00:13.62 182432 01/09 +0.02 1. Kb3 Ka8 2. Ka2 Ka7 3. Ka1 Ka8 4. Be3 Bd6 5. b6 D:10 00:00:44.38 614887 01/09 +0.00 1. Kb3 Ka8 2. Ka2 Ka7 3. Ka1 Ka8 4. Be3 Kb8 5. Bxc5 Bxf4 Wrong! Position #101: 5rk1/p5pp/8/8/2Pbp3/1P4P1/7P/4RN1K b - - 0 1 PosEdge: -0.04 P [White] Solution: Bc3 D:01 00:00:00.00 1 01/31 -2.02 1. ... Rxf1+ D:01 00:00:00.00 2 02/31 +0.02 1. ... e3 D:01 00:00:00.00 21 21/31 +0.03 1. ... Rf2 D:02 00:00:00.01 52 03/31 +0.01 1. ... e3 2. b4 D:03 00:00:00.04 377 03/31 +0.01 1. ... a6 2. Ne3 Rf2 D:03 00:00:00.05 508 06/31 ++ 1. ... a5! D:03 00:00:00.07 673 06/31 +0.02 1. ... a5 2. Ne3 Rf2 D:03 00:00:00.09 1022 15/31 ++ 1. ... Bc3! D:03 00:00:00.11 1139 15/31 +0.03 1. ... Bc3 2. Rd1 Rf2 D:04 00:00:00.19 2145 01/31 +0.00 1. ... Bc3 2. Rc1 Bb2 3. Rd1 D:04 00:00:00.36 3995 21/31 ++ 1. ... Rf2! D:04 00:00:00.41 4565 21/31 +0.01 1. ... Rf2 2. Rd1 Bb2 3. Rd7 D:05 00:00:00.85 9510 01/31 +0.02 1. ... Rf2 2. Rd1 Bb6 3. b4 Be3 D:05 00:00:01.65 19361 07/31 ++ 1. ... a5! D:05 00:00:02.11 25293 07/31 +0.03 1. ... a5 2. g4 Bc3 3. Rd1 Rf2 D:06 00:00:05.77 67888 01/31 +0.00 1. ... a5 2. Nd2 e3 3. Ne4 Rd8 4. b4 D:06 00:00:11.66 130110 21/31 ++ 1. ... Rf2! D:06 00:00:13.12 145816 21/31 +0.01 1. ... Rf2 2. g4 a5 3. Rd1 Bb2 4. Rd7 D:07 00:00:29.92 355104 01/31 +0.02 1. ... Rf2 2. g4 a5 3. Rd1 Bb6 4. g5 Be3 Wrong! Position #102: 2Q2n2/2R4p/1p1qpp1k/8/3P3P/3B2P1/5PK1/r7 w - - 0 1 PosEdge: +0.08 P [White] Solution: Qxf8+ D:01 00:00:00.00 1 01/41 -6.00 1. Qxf8+ D:01 00:00:00.00 3 03/41 -4.00 1. Rxh7+ D:01 00:00:00.00 4 04/41 -1.98 1. Bxh7 D:01 00:00:00.00 5 05/41 +0.01 1. f3 D:01 00:00:00.00 9 09/41 +0.02 1. f4 D:02 00:00:00.01 93 05/41 -0.02 1. Bxh7 Qxd4 D:03 00:00:00.03 267 02/41 ++ 1. Qxf8+ D:03 00:00:00.09 387 02/41 +12.00 1. Qxf8+ Kh5 2. Qxd6 D:04 00:00:00.22 2079 01/41 +11.97 1. Qxf8+ Kh5 2. Qxd6 Ra2 D:05 00:00:00.73 5239 01/41 ++ 1. Qxf8+ D:05 00:00:00.93 7167 01/41 +mat03 1. Qxf8+ Kh5 2. Rxh7+ Kg4 3. f3# Correct! Position #103: 6k1/2pb1r1p/3p1PpQ/p1nPp3/1q2P3/2N2P2/PrB5/2K3RR w - - 0 1 PosEdge: -1.00 P [White] Solution: Qxg6+ D:01 00:00:00.00 1 01/39 -8.00 1. Qxh7+ D:01 00:00:00.00 2 02/39 -7.99 1. Qxg6+ D:01 00:00:00.00 3 03/39 -3.99 1. Rxg6+ D:01 00:00:00.00 5 04/39 +0.00 1. a3 D:01 00:00:00.00 6 05/39 +0.01 1. f4 D:01 00:00:00.01 11 09/39 +0.03 1. Rd1 D:02 00:00:00.02 142 39/39 -- 1. Rd1 D:02 00:00:00.03 184 01/39 -2.99 1. Rd1 Qxc3 D:02 00:00:00.03 228 02/39 ++ 1. Qxh7+! D:02 00:00:00.03 271 02/39 -2.95 1. Qxh7+ Rxh7 D:02 00:00:00.04 354 09/39 ++ 1. Kd2! D:02 00:00:00.05 395 09/39 -1.04 1. Kd2 Rxf6 D:02 00:00:00.13 513 25/39 ++ 1. Nb1! D:02 00:00:00.14 556 25/39 -1.02 1. Nb1 Rxa2 D:02 00:00:00.15 606 27/39 ++ 1. Ne2! D:02 00:00:00.15 649 27/39 -1.01 1. Ne2 Rxa2 D:02 00:00:00.16 705 30/39 ++ 1. Qd2! D:02 00:00:00.16 748 30/39 -0.96 1. Qd2 Rxf6 D:03 00:00:00.20 970 01/39 -0.93 1. Qd2 Rxf6 2. Rd1 D:03 00:00:00.22 1129 04/39 ++ 1. Rxg6+! D:03 00:00:00.23 1213 04/39 ++ 1. Rxg6+ D:03 00:00:00.24 1338 04/39 +1.06 1. Rxg6+ Kh8 2. Rg7 D:04 00:00:00.53 3381 01/39 +0.99 1. Rxg6+ Kh8 2. Qd2 Bg4 D:05 00:00:01.58 10990 01/39 ++ 1. Rxg6+ D:05 00:00:02.14 16134 01/39 +3.02 1. Rxg6+ Kh8 2. Rg7 Rxc2+ 3. Kxc2 D:06 00:00:34.72 243825 39/39 -- 1. Rxg6+ Kh8 2. Rg7 Rxc2+ 3. Kxc2 D:06 00:00:36.83 264049 01/39 +1.08 1. Rxg6+ Kh8 2. Rg7 Nd3+ 3. Bxd3 Qxc3+ D:07 00:00:59.54 422098 01/39 ++ 1. Rxg6+ Wrong! Position #104: b4r1k/pq2rp2/1p1bpn1p/3PN2n/2P2P2/P2B3K/1B2Q2N/3R2R1 w - - 0 1 PosEdge: -0.01 P [White] Solution: Qxh5 D:01 00:00:00.00 1 01/52 -2.01 1. Nxf7+ D:01 00:00:00.00 3 03/52 +0.02 1. dxe6 D:01 00:00:00.00 17 15/52 +0.03 1. Rge1 D:01 00:00:00.02 25 23/52 +0.05 1. Rg7 D:02 00:00:00.03 109 04/52 -0.05 1. dxe6 fxe6 D:02 00:00:00.03 156 07/52 ++ 1. f5! D:02 00:00:00.04 195 07/52 -0.03 1. f5 Ng3 D:02 00:00:00.05 290 17/52 ++ 1. Rgf1! D:02 00:00:00.06 328 17/52 -0.02 1. Rgf1 Ng3 D:03 00:00:00.14 827 03/52 ++ 1. Qxh5 D:03 00:00:00.19 1085 03/52 +2.94 1. Qxh5 exd5 2. Qxh6+ D:04 00:00:00.58 5582 01/52 +2.99 1. Qxh5 Bxe5 2. Bxe5 Ree8 D:05 00:00:02.28 19648 01/52 ++ 1. Qxh5 D:05 00:00:02.99 27152 01/52 +mat03 1. Qxh5 Bxe5 2. Bxe5 Ree8 3. Qxh6# Correct! Position #105: r2r2k1/pb3ppp/1p1bp3/7q/3n2nP/PP1B2P1/1B1N1P2/RQ2NRK1 b - - 0 1 PosEdge: -1.09 P [White] Solution: Qxh4 D:01 00:00:00.00 1 01/59 -1.98 1. ... Bxg3 D:01 00:00:00.00 6 06/59 +0.01 1. ... b5 D:01 00:00:00.01 37 37/59 +0.02 1. ... Bb4 D:01 00:00:00.01 46 46/59 +0.04 1. ... Bg2 D:02 00:00:00.02 114 08/59 -0.02 1. ... e5 2. Bxd4 D:03 00:00:00.10 846 04/59 -0.26 1. ... Qxh4 2. Bxh7+ Kf8 D:04 00:00:00.37 5590 01/59 -0.29 1. ... Qxh4 2. Bxh7+ Qxh7 3. Bxd4 D:04 00:00:00.60 7399 07/59 ++ 1. ... e5! D:04 00:00:00.73 8600 07/59 -0.04 1. ... e5 2. Bxd4 exd4 3. f4 D:05 00:00:03.03 34620 04/59 ++ 1. ... Qxh4 D:05 00:00:06.80 73529 04/59 +2.68 1. ... Qxh4 2. Bxh7+ Qxh7 3. Qxh7+ Kxh7 D:06 00:00:18.34 194628 01/59 +2.73 1. ... Qxh4 2. Bxh7+ Kf8 3. Nef3 Nxf3+ 4. Nxf3 Correct! Position #106: 4rrk1/pppb4/7p/3P2pq/3Qn3/P5P1/1PP4P/R3RNNK b - - 0 1 PosEdge: +0.97 P [White] Solution: Nf2+ D:01 00:00:00.00 1 01/47 -2.02 1. ... Rxf1 D:01 00:00:00.00 3 03/47 -2.00 1. ... Nxg3+ D:01 00:00:00.00 4 04/47 +0.01 1. ... g4 D:01 00:00:00.01 9 09/47 +0.02 1. ... b5 D:01 00:00:00.01 31 29/47 +0.03 1. ... Bg4 D:02 00:00:00.02 108 06/47 -0.03 1. ... a6 2. Rad1 D:02 00:00:00.03 150 07/47 ++ 1. ... b6! D:02 00:00:00.03 191 07/47 -0.02 1. ... b6 2. Rad1 D:02 00:00:00.04 252 11/47 ++ 1. ... c5! D:02 00:00:00.05 292 11/47 -0.01 1. ... c5 2. Rad1 D:02 00:00:00.05 350 15/47 ++ 1. ... Nf2+! D:02 00:00:00.06 399 15/47 +0.08 1. ... Nf2+ 2. Kg2 D:03 00:00:00.08 567 01/47 +0.11 1. ... Nf2+ 2. Kg2 Bg4 D:04 00:00:00.32 3332 01/47 +0.07 1. ... Nf2+ 2. Kg2 Bh3+ 3. Nxh3 D:04 00:00:00.66 6307 11/47 ++ 1. ... c5! D:04 00:00:00.83 8195 11/47 +0.10 1. ... c5 2. Qd1 Nf2+ 3. Kg2 D:05 00:00:02.78 22019 01/47 +0.13 1. ... c5 2. Qc4 Nf2+ 3. Kg2 Bg4 D:05 00:00:03.11 25723 02/47 ++ 1. ... Rxf1! D:05 00:00:03.43 29426 02/47 ++ 1. ... Rxf1 D:05 00:00:04.48 43043 02/47 +1.06 1. ... Rxf1 2. Rxf1 Nxg3+ 3. Kg2 Nxf1 D:06 00:00:14.78 163407 01/47 +0.98 1. ... Rxf1 2. Rxf1 Nxg3+ 3. Kg2 Nxf1 4. Kxf1 Wrong! Position #107: 5n2/pRrk2p1/P4p1p/4p3/3N4/5P2/6PP/6K1 w - - 0 1 PosEdge: -0.92 P [White] Solution: Nb5 D:01 00:00:00.00 1 01/24 +0.00 1. Rxc7+ D:01 00:00:00.00 14 14/24 +0.01 1. Nb5 D:02 00:00:00.01 48 01/24 -0.28 1. Nb5 Ke8 D:02 00:00:00.01 66 02/24 ++ 1. Rxc7+! D:02 00:00:00.01 83 02/24 -0.05 1. Rxc7+ Kxc7 D:03 00:00:00.03 209 01/24 -0.04 1. Rxc7+ Kxc7 2. Nb5+ D:03 00:00:00.07 596 14/24 ++ 1. Nb5! D:03 00:00:00.08 656 14/24 +0.00 1. Nb5 Rxb7 2. axb7 D:04 00:00:00.12 1162 01/24 -0.29 1. Nb5 Rxb7 2. axb7 Ke8 D:04 00:00:00.12 1257 02/24 ++ 1. Rxc7+! D:04 00:00:00.14 1408 02/24 -0.14 1. Rxc7+ Kxc7 2. Nb5+ Kb8 D:05 00:00:00.32 3094 01/24 -0.06 1. Rxc7+ Kxc7 2. Nf5 Ne6 3. Kf1 D:05 00:00:01.14 11749 14/24 ++ 1. Nb5! D:05 00:00:01.17 12109 14/24 ++ 1. Nb5 D:05 00:00:01.32 13938 14/24 +2.96 1. Nb5 Ne6 2. Nxc7 Nxc7 3. Rxa7 D:06 00:00:01.79 20018 01/24 +2.67 1. Nb5 Ne6 2. Nxc7 Nxc7 3. Rxa7 Ke8 D:07 00:00:04.94 49184 01/24 +2.86 1. Nb5 Ne6 2. Nxc7 Nxc7 3. Rxa7 Kc8 4. Kf1 D:08 00:00:22.33 234865 01/24 +2.67 1. Nb5 Ne6 2. Nxc7 Nxc7 3. Rxa7 Kd8 4. Kf1 Ke8 Correct! Position #108: r5k1/1q4pp/2p5/p1Q5/2P5/5R2/4RKPP/r7 w - - 0 1 PosEdge: -0.99 P [White] Solution: Qe5 D:01 00:00:00.00 1 01/46 -7.99 1. Qxc6 D:01 00:00:00.00 3 03/46 +0.01 1. g3 D:01 00:00:00.00 5 05/46 +0.02 1. g4 D:01 00:00:00.01 12 09/46 +0.03 1. Re1 D:01 00:00:00.01 21 18/46 +0.05 1. Re7 D:02 00:00:00.02 88 01/46 +0.02 1. Re7 Ra2+ D:03 00:00:00.06 400 01/46 +0.07 1. Re7 Qb2+ 2. Ke3 D:03 00:00:00.12 929 10/46 ++ 1. Re1! D:03 00:00:00.14 1150 10/46 +0.25 1. Re1 Ra2+ 2. Kf1 D:04 00:00:00.42 4418 01/46 +0.02 1. Re1 Qb4 2. Rf8+ Rxf8+ D:05 00:00:02.09 19184 01/46 +0.02 1. Re1 Rxe1 2. Kxe1 Qb1+ 3. Kd2 D:05 00:00:03.22 29752 04/46 ++ 1. g3! D:05 00:00:05.34 52621 04/46 +0.05 1. g3 Qb1 2. Re7 Ra2+ 3. Ke3 D:05 00:00:09.08 89970 07/46 ++ 1. h4! D:05 00:00:10.97 109007 07/46 +0.06 1. h4 Rd8 2. Re1 Ra2+ 3. Kf1 D:05 00:00:14.83 138982 18/46 ++ 1. Re7! D:05 00:00:15.59 144087 18/46 +0.07 1. Re7 Qb2+ 2. Ke3 Re1+ 3. Kd3 D:05 00:00:21.73 204056 33/46 ++ 1. Qe3! D:05 00:00:24.97 237516 33/46 +0.25 1. Qe3 Qd7 2. Re1 Ra2+ 3. Kf1 D:06 00:00:49.00 512382 01/46 +0.01 1. Qe3 Qb8 2. Qe6+ Kh8 3. Qxc6 Qxh2 Wrong! Position #109: rn2k1nr/pbp2ppp/3q4/1p2N3/2p5/QP6/PB1PPPPP/R3KB1R b KQkq - 0 1 PosEdge: +0.00 P [White] Solution: c3 D:01 00:00:00.00 1 01/48 -1.71 1. ... Bxg2 D:01 00:00:00.00 3 03/48 +0.00 1. ... Qxa3 D:01 00:00:00.00 5 05/48 +0.02 1. ... cxb3 D:01 00:00:00.01 38 37/48 +0.04 1. ... Bf3 D:02 00:00:00.02 93 04/48 +0.00 1. ... Qxa3 2. Bxa3 D:02 00:00:00.02 135 06/48 ++ 1. ... cxb3! D:02 00:00:00.03 171 06/48 +0.07 1. ... cxb3 2. axb3 D:03 00:00:00.08 564 01/48 +0.11 1. ... cxb3 2. axb3 Bf3 D:03 00:00:00.12 841 06/48 ++ 1. ... c3! D:03 00:00:00.14 988 06/48 +0.15 1. ... c3 2. Qxd6 cxd6 D:04 00:00:00.48 4620 04/48 +0.07 1. ... Qxa3 2. Bxa3 cxb3 3. axb3 D:05 00:00:02.25 15726 01/48 +0.11 1. ... Qxa3 2. Bxa3 cxb3 3. axb3 Bf3 D:05 00:00:03.29 25014 06/48 ++ 1. ... c3! D:05 00:00:04.03 29778 06/48 ++ 1. ... c3 D:05 00:00:04.98 37885 06/48 +1.08 1. ... c3 2. Qxd6 cxd6 3. Bxc3 dxe5 D:06 00:00:14.53 142103 01/48 +0.62 1. ... c3 2. Qxd6 cxd6 3. Nxf7 Kxf7 4. Bxc3 Correct! Position #110: 2kr4/bp3p2/p2p2b1/P7/2q5/1N4B1/1PPQ2P1/2KR4 b - - 0 1 PosEdge: +0.00 P [White] Solution: Be3 D:01 00:00:00.00 1 01/45 -1.98 1. ... Bxc2 D:01 00:00:00.00 4 04/45 +0.01 1. ... d5 D:01 00:00:00.00 7 07/45 +0.02 1. ... b5 D:01 00:00:00.01 29 29/45 +0.03 1. ... Bd3 D:01 00:00:00.01 35 35/45 +0.04 1. ... Bf2 D:02 00:00:00.02 79 02/45 ++ 1. ... Bxc2 D:02 00:00:00.02 110 02/45 +1.00 1. ... Bxc2 2. Nc5 D:03 00:00:00.17 1912 36/45 ++ 1. ... Be3 D:03 00:00:00.19 2121 36/45 +6.01 1. ... Be3 2. Nd4 Bxd2+ D:04 00:00:00.29 3342 01/45 +5.99 1. ... Be3 2. c3 Bxd2+ 3. Nxd2 D:05 00:00:01.26 11648 01/45 +6.03 1. ... Be3 2. Kb1 Bxd2 3. Nxd2 Bd3 D:06 00:00:08.76 86947 01/45 ++ 1. ... Be3 D:06 00:00:10.28 98580 01/45 +7.03 1. ... Be3 2. Kb1 Bxd2 3. Nxd2 Bxc2+ 4. Ka1 D:07 00:00:39.46 282003 01/45 ++ 1. ... Be3 D:07 00:00:54.64 499944 01/45 +7.92 1. ... Be3 2. Na1 Bxd2+ 3. Rxd2 Qf1+ 4. Rd1 Qxg2 Correct! Position #111: 6k1/p5p1/5p2/2P2Q2/3pN2p/3PbK1P/7P/6q1 b - - 0 1 PosEdge: -0.99 P [White] Solution: Qf1+ D:01 00:00:00.00 1 01/27 +0.90 1. ... Qxh2 D:02 00:00:00.01 56 01/27 +0.88 1. ... Qxh2 2. c6 D:03 00:00:00.04 317 01/27 +0.80 1. ... Qxh2 2. Qc8+ Kf7 D:03 00:00:00.09 855 12/27 ++ 1. ... Qd1+! D:03 00:00:00.10 913 12/27 +1.05 1. ... Qd1+ 2. Kg2 Qxd3 D:04 00:00:00.16 1510 01/27 +0.97 1. ... Qd1+ 2. Kg2 Qxd3 3. Kh1 D:05 00:00:00.70 6563 01/27 +0.95 1. ... Qd1+ 2. Kg2 Qxd3 3. Qc8+ Kf7 D:06 00:00:03.55 35198 01/27 +0.95 1. ... Qd1+ 2. Kg2 Qc2+ 3. Kh1 Qxd3 4. c6 D:07 00:00:13.85 134498 01/27 +1.05 1. ... Qd1+ 2. Kg2 Qg1+ 3. Kf3 Qd1+ 4. Kg2 Qxd3 D:08 00:00:47.19 520161 01/27 +0.97 1. ... Qd1+ 2. Kg2 Qg1+ 3. Kf3 Qd1+ 4. Kg2 Qxd3 5. Kh1 Wrong! Position #112: r4kr1/ppp5/4bq1b/7B/2PR1Q1p/2N3P1/PP3P1P/2K1R3 w - - 0 1 PosEdge: +2.05 P [White] Solution: Rxe6 D:01 00:00:00.00 2 01/48 -6.00 1. Qxh6+ D:01 00:00:00.00 5 02/48 -2.01 1. Rxe6 D:01 00:00:00.00 6 03/48 -0.10 1. gxh4 D:01 00:00:00.01 7 04/48 +0.00 1. a3 D:01 00:00:00.01 8 05/48 +0.01 1. b3 D:01 00:00:00.01 14 11/48 +0.02 1. b4 D:01 00:00:00.01 40 37/48 +0.04 1. Rd7 D:02 00:00:00.04 207 48/48 -- 1. Rd7 D:02 00:00:00.05 252 01/48 -5.97 1. Rd7 Bxf4+ D:02 00:00:00.05 296 03/48 ++ 1. Rxe6! D:02 00:00:00.06 333 03/48 -3.01 1. Rxe6 Bxf4+ D:03 00:00:00.20 3104 48/48 -- 1. Rxe6 Bxf4+ D:03 00:00:00.22 3216 01/48 -4.12 1. Rxe6 Bxf4+ 2. gxf4 D:04 00:00:00.37 6385 01/48 ++ 1. Rxe6 D:04 00:00:00.41 7188 01/48 -3.03 1. Rxe6 Bxf4+ 2. Rxf4 hxg3 D:05 00:00:00.96 13218 01/48 ++ 1. Rxe6 D:05 00:00:01.10 14671 01/48 +0.90 1. Rxe6 Bxf4+ 2. Rxf4 Qxf4+ 3. gxf4 D:06 00:00:05.48 108074 01/48 +0.85 1. Rxe6 Bxf4+ 2. Rxf4 Qxf4+ 3. gxf4 Rg2 D:07 00:00:22.03 247055 01/48 +0.89 1. Rxe6 Bxf4+ 2. Rxf4 Qxf4+ 3. gxf4 Rg2 4. Bg6 Correct! Position #113: rnbqkb1r/1p3ppp/5N2/1p2p1B1/2P5/8/PP2PPPP/R2QKB1R b KQkq - 0 1 PosEdge: +1.04 P [White] Solution: Qxf6 D:01 00:00:00.00 1 01/03 -5.96 1. ... Qxf6 D:01 00:00:00.00 5 02/03 +1.65 1. ... gxf6 D:02 00:00:00.01 80 01/03 +1.87 1. ... gxf6 2. cxb5 D:03 00:00:00.03 207 01/03 ++ 1. ... gxf6 D:03 00:00:00.05 401 01/03 +2.55 1. ... gxf6 2. Qxd8+ Kxd8 D:04 00:00:00.07 718 03/03 -- 1. ... gxf6 2. Qxd8+ Kxd8 D:04 00:00:00.15 2022 01/03 +1.64 1. ... gxf6 2. Qxd8+ Kxd8 3. Bxf6+ D:05 00:00:00.43 4191 01/03 +1.65 1. ... gxf6 2. Qxd8+ Kxd8 3. Bxf6+ Be7 D:06 00:00:00.91 8397 03/03 -- 1. ... gxf6 2. Qxd8+ Kxd8 3. Bxf6+ Be7 D:06 00:00:02.02 24041 01/03 -3.31 1. ... gxf6 2. Qxd8+ Kxd8 3. Bxf6+ Be7 4. Bxh8 D:06 00:00:06.07 65851 02/03 ++ 1. ... Qxf6! D:06 00:00:17.57 175256 02/03 +0.52 1. ... Qxf6 2. Bxf6 Bb4+ 3. Qd2 Bxd2+ 4. Kxd2 D:07 00:00:53.59 468280 01/03 ++ 1. ... Qxf6 Correct! Position #114: r1b1rnk1/1p4pp/p1p2p2/3pN2n/3P1PPq/2NBPR1P/PPQ5/2R3K1 w - - 0 1 PosEdge: +0.11 P [White] Solution: Bxh7+ D:01 00:00:00.00 1 01/50 -2.01 1. Nxc6 D:01 00:00:00.00 2 02/50 -1.77 1. Bxh7+ D:01 00:00:00.00 5 05/50 +1.89 1. gxh5 D:02 00:00:00.05 371 50/50 -- 1. gxh5 D:02 00:00:00.05 405 01/50 +0.92 1. gxh5 fxe5 D:02 00:00:00.06 446 03/50 ++ 1. Bxh7+! D:02 00:00:00.06 479 03/50 +1.23 1. Bxh7+ Nxh7 D:03 00:00:00.61 5959 50/50 -- 1. Bxh7+ Nxh7 D:03 00:00:00.62 6044 01/50 +0.08 1. Bxh7+ Nxh7 2. gxh5 D:04 00:00:01.13 11100 02/50 -0.06 1. Nxc6 bxc6 2. gxh5 Qxh5 D:04 00:00:01.27 12588 05/50 ++ 1. gxh5! D:04 00:00:01.36 13783 05/50 ++ 1. gxh5 D:04 00:00:01.56 16195 05/50 +1.06 1. gxh5 fxe5 2. Bxh7+ Nxh7 D:05 00:00:03.79 36936 03/50 ++ 1. Bxh7+ D:05 00:00:04.24 41702 03/50 +2.18 1. Bxh7+ Nxh7 2. Ng6 Qg3+ 3. Rxg3 Correct! Position #115: 4N2k/5rpp/1Q6/p3q3/8/P5P1/1P3P1P/5K2 w - - 0 1 PosEdge: +0.00 P [White] Solution: Nd6 D:01 00:00:00.00 1 01/33 -1.79 1. Nxg7 D:01 00:00:00.00 3 03/33 +0.01 1. b3 D:01 00:00:00.00 8 08/33 +0.02 1. b4 D:01 00:00:00.01 33 31/33 +0.04 1. Nd6 D:02 00:00:00.01 73 01/33 +0.02 1. Nd6 Rf8 D:03 00:00:00.05 329 01/33 +0.04 1. Nd6 Rf8 2. b4 D:04 00:00:00.21 2630 01/33 +0.02 1. Nd6 Rf8 2. b4 axb4 D:05 00:00:01.08 11912 01/33 +0.05 1. Nd6 Rf8 2. a4 Kg8 3. b4 D:06 00:00:06.06 70554 01/33 +0.02 1. Nd6 Rf8 2. a4 Qh5 3. Kg1 Rd8 Correct! Position #116: r2r2k1/2p2ppp/p7/1p2P1n1/P6q/5P2/1PB1QP1P/R5RK b - - 0 1 PosEdge: +0.00 P [White] Solution: Rd2 D:01 00:00:00.00 1 01/43 -2.10 1. ... Nxf3 D:01 00:00:00.00 5 05/43 -0.10 1. ... bxa4 D:01 00:00:00.00 6 06/43 +0.01 1. ... b4 D:01 00:00:00.01 12 12/43 +0.02 1. ... c5 D:02 00:00:00.01 85 01/43 -0.01 1. ... c5 2. Rad1 D:02 00:00:00.02 143 06/43 ++ 1. ... bxa4! D:02 00:00:00.03 185 06/43 ++ 1. ... bxa4 D:02 00:00:00.03 228 06/43 +0.88 1. ... bxa4 2. Rad1 D:03 00:00:00.26 2637 43/43 -- 1. ... bxa4 2. Rad1 D:03 00:00:00.29 2876 01/43 +0.00 1. ... bxa4 2. Rxa4 c5 D:04 00:00:00.69 7262 01/43 -0.05 1. ... bxa4 2. Rxa4 Qh5 3. Rd1 D:04 00:00:01.12 11277 08/43 ++ 1. ... c6! D:04 00:00:01.38 13777 08/43 -0.03 1. ... c6 2. b4 bxa4 3. Rxa4 D:04 00:00:02.25 20108 27/43 ++ 1. ... Nh3! D:04 00:00:02.44 22076 27/43 ++ 1. ... Nh3 D:04 00:00:02.93 26081 27/43 +0.84 1. ... Nh3 2. Rg3 bxa4 3. Rd1 D:05 00:00:10.74 116938 24/43 +0.81 1. ... Qf4 2. axb5 Rd2 3. Bxh7+ Nxh7 Wrong! Position #117: 3r1rk1/q4ppp/p1Rnp3/8/1p6/1N3P2/PP3QPP/3R2K1 b - - 0 1 PosEdge: -1.07 P [White] Solution: Ne4 D:01 00:00:00.00 1 01/33 +0.00 1. ... Qxf2+ D:01 00:00:00.00 2 02/33 +0.01 1. ... a5 D:01 00:00:00.00 11 11/33 +0.02 1. ... Nc4 D:02 00:00:00.01 74 02/33 +0.29 1. ... Qxf2+ 2. Kxf2 D:03 00:00:00.03 244 01/33 +0.31 1. ... Qxf2+ 2. Kxf2 Nc4 D:03 00:00:00.08 666 12/33 ++ 1. ... Ne4! D:03 00:00:00.11 782 12/33 ++ 1. ... Ne4 D:03 00:00:00.14 965 12/33 +0.99 1. ... Ne4 2. Rxd8 Nxf2 D:04 00:00:00.27 3405 01/33 ++ 1. ... Ne4 D:04 00:00:00.36 5410 01/33 +4.00 1. ... Ne4 2. Rxd8 Qxf2+ 3. Kh1 D:05 00:00:01.00 10493 01/33 ++ 1. ... Ne4 D:05 00:00:02.10 25556 01/33 +4.97 1. ... Ne4 2. Qd4 e5 3. fxe4 exd4 D:06 00:00:17.14 99430 33/33 -- 1. ... Ne4 2. Qd4 e5 3. fxe4 exd4 D:06 00:00:19.10 127030 01/33 +3.92 1. ... Ne4 2. Qd4 Rxd4 3. Nxd4 Nc5 4. Rc7 D:07 00:00:33.74 215931 01/33 ++ 1. ... Ne4 D:07 00:00:42.12 317621 01/33 +4.96 1. ... Ne4 2. Qd4 e5 3. fxe4 exd4 4. Nxd4 b3 Correct! Position #118: r5k1/pb2rpp1/1p6/2p4q/5R2/2PB2Q1/P1P3PP/5R1K w - - 0 1 PosEdge: +0.03 P [White] Solution: Rh4 D:01 00:00:00.00 1 01/44 -3.96 1. Rxf7 D:01 00:00:00.00 3 03/44 +0.00 1. a3 D:01 00:00:00.00 5 05/44 +0.01 1. c4 D:01 00:00:00.01 20 20/44 +0.02 1. Bb5 D:02 00:00:00.01 91 01/44 -0.03 1. Bb5 Re2 D:02 00:00:00.02 140 02/44 ++ 1. Rxf7! D:02 00:00:00.03 188 02/44 ++ 1. Rxf7 D:02 00:00:00.03 237 02/44 +0.99 1. Rxf7 Re2 D:03 00:00:00.39 3465 44/44 -- 1. Rxf7 Re2 D:03 00:00:00.43 3607 01/44 -3.98 1. Rxf7 Rxf7 2. Rxf7 D:03 00:00:00.46 3769 03/44 ++ 1. a3! D:03 00:00:00.51 4164 03/44 -0.02 1. a3 Be4 2. Bb5 D:03 00:00:00.70 4589 06/44 ++ 1. a4! D:03 00:00:00.76 4980 06/44 -0.01 1. a4 Be4 2. Bb5 D:03 00:00:01.01 6948 30/44 ++ 1. Qg4! D:03 00:00:01.09 7131 30/44 +0.00 1. Qg4 Qxg4 2. Rxg4 D:03 00:00:01.20 8061 42/44 ++ 1. Rh4! D:03 00:00:01.23 8256 42/44 +0.04 1. Rh4 Qd5 2. Rh7 D:04 00:00:01.42 10482 01/44 +0.02 1. Rh4 Qd5 2. Bh7+ Kf8 D:04 00:00:01.85 15145 06/44 ++ 1. c4! D:04 00:00:02.03 17244 06/44 ++ 1. c4 D:04 00:00:02.27 19946 06/44 +0.96 1. c4 f6 2. Rxf6 Re2 D:04 00:00:03.42 30191 43/44 ++ 1. Rf5! D:04 00:00:03.66 33255 43/44 +0.99 1. Rf5 Qg6 2. Rxf7 Re2 D:05 00:00:22.30 206824 44/44 -- 1. Rf5 Qg6 2. Rxf7 Re2 D:05 00:00:24.78 222031 01/44 -0.01 1. Rf5 Qh6 2. a4 Be4 3. Bb5 D:05 00:00:49.91 382727 32/44 ++ 1. Qh4! D:05 00:00:51.34 392362 32/44 +0.00 1. Qh4 Qxh4 2. Rxh4 Be4 3. Rh7 D:05 00:00:56.63 441300 42/44 ++ 1. Rg4! D:05 00:00:58.28 455870 42/44 +0.01 1. Rg4 Qe5 2. Qxe5 Rxe5 3. Bb5 D:05 00:00:58.97 460233 43/44 ++ 1. Rh4! D:05 00:00:59.75 465872 43/44 +0.03 1. Rh4 Qd5 2. Bh7+ Kf8 3. c4 Correct! Position #119: r2qr1k1/p1p2ppp/2p5/2b5/4nPQ1/3B4/PPP3PP/R1B2R1K b - - 0 1 PosEdge: -0.05 P [White] Solution: Qxd3 D:01 00:00:00.00 1 01/44 -5.98 1. ... Qxd3 D:01 00:00:00.00 2 02/44 +0.00 1. ... a6 D:01 00:00:00.00 6 06/44 +0.01 1. ... a5 D:02 00:00:00.02 83 01/44 -0.01 1. ... a5 2. b4 D:02 00:00:00.04 159 13/44 ++ 1. ... Nf2+! D:02 00:00:00.04 199 13/44 +0.00 1. ... Nf2+ 2. Kg1 D:03 00:00:00.09 341 01/44 ++ 1. ... Nf2+ D:03 00:00:00.11 467 01/44 +1.99 1. ... Nf2+ 2. Rxf2 Bxf2 D:04 00:00:00.37 2621 01/44 +1.97 1. ... Nf2+ 2. Rxf2 Bxf2 3. b4 D:05 00:00:02.23 10365 01/44 +1.99 1. ... Nf2+ 2. Rxf2 Bxf2 3. b4 Re2 D:06 00:00:07.14 85153 01/44 +1.96 1. ... Nf2+ 2. Rxf2 Bxf2 3. Bd2 c5 4. Rd1 D:07 00:00:30.88 289063 01/44 +2.00 1. ... Nf2+ 2. Rxf2 Bxf2 3. Bd2 Qd4 4. Bc3 Rad8 D:07 00:00:44.67 402596 02/44 ++ 1. ... Qxd3! Correct! Position #120: r4rk1/1bn2qnp/3p1B1Q/p2P1pP1/1pp5/5N1P/PPB2P2/2KR3R w - - 0 1 PosEdge: +0.03 P [White] Solution: g6 D:01 00:00:00.00 1 01/41 -8.00 1. Qxh7+ D:01 00:00:00.00 2 02/41 -6.00 1. Qxg7+ D:01 00:00:00.00 3 03/41 +0.00 1. Bxg7 D:01 00:00:00.01 6 06/41 +0.01 1. b3 D:01 00:00:00.01 8 08/41 +0.02 1. g6 D:01 00:00:00.01 18 18/41 +0.03 1. Rhe1 D:02 00:00:00.02 77 01/41 +0.00 1. Rhe1 Rad8 D:02 00:00:00.02 120 03/41 ++ 1. Qxg7+! D:02 00:00:00.03 156 03/41 ++ 1. Qxg7+ D:02 00:00:00.03 193 03/41 +3.00 1. Qxg7+ Qxg7 D:03 00:00:00.29 2391 41/41 -- 1. Qxg7+ Qxg7 D:03 00:00:00.30 2464 01/41 +0.00 1. Qxg7+ Qxg7 2. Bxg7 D:03 00:00:00.32 2580 03/41 ++ 1. Bxg7! D:03 00:00:00.34 2688 03/41 +0.99 1. Bxg7 Qxg7 2. Qxd6 D:04 00:00:00.68 5863 01/41 +0.96 1. Bxg7 Qxg7 2. Qxd6 Rad8 D:04 00:00:00.79 7756 05/41 ++ 1. a3! D:04 00:00:00.90 9737 05/41 +1.00 1. a3 Nge6 2. Bxf5 Rad8 D:04 00:00:00.97 11264 06/41 ++ 1. b3! D:04 00:00:01.08 13175 06/41 +1.01 1. b3 Nge6 2. Bxf5 Rad8 D:04 00:00:01.20 15778 08/41 ++ 1. g6! D:04 00:00:01.26 17290 08/41 ++ 1. g6 D:04 00:00:01.35 18904 08/41 +1.96 1. g6 hxg6 2. Qxg7+ Qxg7 D:05 00:00:11.43 110866 41/41 -- 1. g6 hxg6 2. Qxg7+ Qxg7 D:05 00:00:11.98 116648 01/41 -0.04 1. g6 Qxg6 2. Bxg7 Qxg7 3. Qxd6 D:05 00:00:12.16 117940 03/41 ++ 1. Qxg7+! D:05 00:00:12.29 119204 03/41 +0.09 1. Qxg7+ Qxg7 2. Bxg7 Kxg7 3. Rhe1 D:06 00:00:20.34 195267 01/41 -0.01 1. Qxg7+ Qxg7 2. Bxg7 Kxg7 3. Rhe1 Kg8 D:06 00:00:23.72 236878 03/41 ++ 1. Bxg7! D:06 00:00:26.88 278200 03/41 ++ 1. Bxg7 D:06 00:00:30.42 321665 03/41 +0.93 1. Bxg7 Qxg7 2. Qxd6 Nxd5 3. Rxd5 Bxd5 Wrong! Position #121: 6k1/5p1p/2bP2pb/4p3/2P5/1p1pNPPP/1P1Q1BK1/1q6 b - - 0 1 PosEdge: -0.03 P [White] Solution: Bxf3+ D:01 00:00:00.00 1 01/31 +0.04 1. ... Bxe3 D:02 00:00:00.00 54 01/31 +0.01 1. ... Bxe3 2. Bxe3 D:03 00:00:00.02 219 01/31 +0.03 1. ... Bxe3 2. Bxe3 Be4 D:03 00:00:00.13 1239 29/31 ++ 1. ... Bg5! D:03 00:00:00.15 1392 29/31 +0.04 1. ... Bg5 2. g4 Be4 D:04 00:00:00.30 2228 01/31 +0.00 1. ... Bg5 2. g4 Bxe3 3. Bxe3 D:05 00:00:01.12 9409 01/31 +0.02 1. ... Bg5 2. h4 Bxe3 3. Bxe3 Be4 D:05 00:00:01.27 10690 03/31 ++ 1. ... Bxf3+! D:05 00:00:01.35 11146 03/31 ++ 1. ... Bxf3+ D:05 00:00:01.51 12512 03/31 +7.03 1. ... Bxf3+ 2. Kxf3 Qh1+ 3. Ng2 Bxd2 D:06 00:00:04.03 40152 01/31 +7.00 1. ... Bxf3+ 2. Kxf3 Qh1+ 3. Ng2 Bxd2 4. d7 D:07 00:00:16.30 155031 01/31 +7.03 1. ... Bxf3+ 2. Kxf3 Qh1+ 3. Ng2 Bxd2 4. h4 e4+ Correct! Position #122: 1k6/ppp4p/1n2pq2/1N2Rb2/2P2Q2/8/P4KPP/3r1B2 b - - 0 1 PosEdge: -1.00 P [White] Solution: Rxf1+ D:01 00:00:00.00 1 01/44 -3.99 1. ... Qxe5 D:01 00:00:00.00 2 02/44 -1.98 1. ... Nxc4 D:01 00:00:00.00 4 04/44 -0.02 1. ... a6 D:01 00:00:00.00 6 06/44 +0.00 1. ... h6 D:01 00:00:00.00 9 09/44 +0.01 1. ... h5 D:01 00:00:00.00 16 16/44 +0.03 1. ... Rd2+ D:02 00:00:00.01 112 05/44 -0.27 1. ... a6 2. Kg1 D:02 00:00:00.02 168 07/44 ++ 1. ... h6! D:02 00:00:00.04 209 07/44 -0.25 1. ... h6 2. Kg1 D:02 00:00:00.05 262 10/44 ++ 1. ... h5! D:02 00:00:00.05 303 10/44 -0.24 1. ... h5 2. Kg1 D:03 00:00:00.11 829 01/44 -0.21 1. ... h5 2. Kg1 Rd2 D:03 00:00:00.14 1139 05/44 ++ 1. ... a6! D:03 00:00:00.23 1419 05/44 +0.02 1. ... a6 2. Nd4 Rd2+ D:03 00:00:00.30 1972 12/44 ++ 1. ... Ra1! D:03 00:00:00.36 2187 12/44 +0.03 1. ... Ra1 2. a3 Ra2+ D:04 00:00:00.75 6735 01/44 -0.23 1. ... Ra1 2. Re2 e5 3. Kg1 D:05 00:00:03.42 34988 01/44 -0.19 1. ... Ra1 2. Nxc7 Rxa2+ 3. Re2 Nd5 D:05 00:00:03.78 39165 04/44 ++ 1. ... Rxf1+! D:05 00:00:03.89 40113 04/44 ++ 1. ... Rxf1+ D:05 00:00:04.12 42567 04/44 +6.74 1. ... Rxf1+ 2. Kxf1 Bd3+ 3. Ke1 Qxf4 D:06 00:00:35.87 272688 44/44 -- 1. ... Rxf1+ 2. Kxf1 Bd3+ 3. Ke1 Qxf4 D:06 00:00:36.69 281910 01/44 +5.71 1. ... Rxf1+ 2. Kxf1 Bd3+ 3. Ke1 Qxf4 4. Rxe6 Correct! Position #123: 6k1/1b2rp2/1p4p1/3P4/PQ4P1/2N2q2/5P2/3R2K1 b - - 0 1 PosEdge: +1.11 P [White] Solution: Bxd5 D:01 00:00:00.00 1 01/38 -1.96 1. ... Bxd5 D:01 00:00:00.00 7 07/38 +0.01 1. ... b5 D:01 00:00:00.00 10 10/38 +0.02 1. ... f5 D:01 00:00:00.00 31 31/38 +0.05 1. ... Re2 D:02 00:00:00.02 142 26/38 -0.02 1. ... Qf6 2. d6 D:03 00:00:00.06 587 01/38 +0.02 1. ... Qf6 2. Ne4 Re8 D:03 00:00:00.26 1905 34/38 ++ 1. ... Re5! D:03 00:00:00.32 2207 34/38 +0.04 1. ... Re5 2. a5 Re2 D:04 00:00:00.50 3868 01/38 -0.01 1. ... Re5 2. Qd4 Qf6 3. d6 D:04 00:00:01.20 9678 35/38 ++ 1. ... Re6! D:04 00:00:01.34 11017 35/38 ++ 1. ... Re6 D:04 00:00:01.50 12525 35/38 +1.04 1. ... Re6 2. Rd3 Qxd3 3. dxe6 D:04 00:00:01.62 13628 36/38 ++ 1. ... Rc7! D:04 00:00:01.76 14896 36/38 +1.98 1. ... Rc7 2. a5 Rxc3 3. axb6 D:05 00:00:02.90 27303 02/38 ++ 1. ... Bxd5 D:05 00:00:04.22 43008 02/38 +6.18 1. ... Bxd5 2. Nxd5 Qxd1+ 3. Kg2 Qxd5+ D:06 00:00:14.99 142532 38/38 -- 1. ... Bxd5 2. Nxd5 Qxd1+ 3. Kg2 Qxd5+ D:06 00:00:26.15 274682 01/38 +3.15 1. ... Bxd5 2. Nxd5 Qxd1+ 3. Kh2 Re6 4. f4 D:07 00:00:56.04 610011 01/38 +3.20 1. ... Bxd5 2. Nxd5 Qxd1+ 3. Kh2 Re2 4. Nxb6 Rxf2+ Correct! Position #124: 6k1/3r4/2R5/P5P1/1P4p1/8/4rB2/6K1 b - - 0 1 PosEdge: +0.01 P [White] Solution: g3 D:01 00:00:00.00 1 01/32 -1.99 1. ... Rxf2 D:01 00:00:00.00 2 02/32 +0.02 1. ... g3 D:01 00:00:00.00 20 20/32 +0.05 1. ... Rdd2 D:02 00:00:00.00 62 01/32 +0.01 1. ... Rdd2 2. Rc7 D:02 00:00:00.01 128 20/32 ++ 1. ... Rd1+! D:02 00:00:00.01 157 20/32 +0.03 1. ... Rd1+ 2. Be1 D:03 00:00:00.02 245 01/32 +0.13 1. ... Rd1+ 2. Kg2 Rdd2 D:04 00:00:00.12 1640 01/32 +0.06 1. ... Rd1+ 2. Kg2 Kf8 3. Rc7 D:05 00:00:00.74 6871 01/32 +0.10 1. ... Rd1+ 2. Kg2 Rb2 3. Rg6+ Kf8 D:06 00:00:05.37 67524 01/32 -0.06 1. ... Rd1+ 2. Kg2 Rdd2 3. Rc8+ Kf7 4. Kf1 D:06 00:00:46.30 589465 29/32 ++ 1. ... Rf7! D:06 00:00:48.82 622400 29/32 -0.04 1. ... Rf7 2. Rf6 Rxf6 3. gxf6 Kf8 4. f7 Wrong! Position #125: r1bqr1k1/pp3ppp/1bp5/3n4/3B4/2N2P1P/PPP1B1P1/R2Q1RK1 b - - 0 1 PosEdge: +0.01 P [White] Solution: Bxd4+ D:01 00:00:00.00 1 01/42 -1.97 1. ... Rxe2 D:01 00:00:00.00 2 02/42 -1.81 1. ... Bxh3 D:01 00:00:00.00 3 03/42 +0.03 1. ... Bxd4+ D:01 00:00:00.00 26 26/42 +0.04 1. ... Bg4 D:02 00:00:00.01 88 04/42 +0.02 1. ... Bxd4+ 2. Qxd4 D:02 00:00:00.01 122 05/42 ++ 1. ... Nxc3! D:02 00:00:00.01 155 05/42 +0.08 1. ... Nxc3 2. bxc3 D:03 00:00:00.05 369 01/42 +0.12 1. ... Nxc3 2. bxc3 Bg4 D:04 00:00:00.33 3221 01/42 ++ 1. ... Nxc3 D:04 00:00:00.44 4289 01/42 +1.02 1. ... Nxc3 2. bxc3 Bxd4+ 3. cxd4 D:05 00:00:01.88 16807 04/42 ++ 1. ... Bxd4+ D:05 00:00:02.23 21878 04/42 +3.04 1. ... Bxd4+ 2. Qxd4 Nxc3 3. Qxc3 Rxe2 D:06 00:00:20.71 176727 18/42 +3.02 1. ... Nf4 2. Bxb6 Qxb6+ 3. Kh1 Nxe2 4. b4 Wrong! Position #126: r5r1/pQ5p/1qp2R2/2k1p3/4P3/2PP4/P1P3PP/6K1 w - - 0 1 PosEdge: -1.96 P [White] Solution: Rxc6+ D:01 00:00:00.00 1 01/36 -4.00 1. Qxa8 D:01 00:00:00.00 2 02/36 +1.00 1. Qxh7 D:02 00:00:00.00 73 01/36 +0.97 1. Qxh7 Rad8 D:02 00:00:00.01 119 04/36 ++ 1. Qxc6+! D:02 00:00:00.01 159 04/36 +1.01 1. Qxc6+ Qxc6 D:03 00:00:00.07 768 03/36 +1.01 1. Qxh7 Kb5+ 2. d4 D:03 00:00:00.08 889 06/36 ++ 1. Rxc6+! D:03 00:00:00.15 952 06/36 ++ 1. Rxc6+ D:03 00:00:00.16 1054 06/36 +5.00 1. Rxc6+ Kb5+ 2. Rxb6+ D:04 00:00:00.28 2259 01/36 ++ 1. Rxc6+ D:04 00:00:00.32 2460 01/36 +6.04 1. Rxc6+ Kb5+ 2. Rxb6+ axb6 D:05 00:00:00.55 4988 01/36 +5.99 1. Rxc6+ Kb5+ 2. Rxb6+ axb6 3. Qxh7 D:06 00:00:03.43 34539 36/36 -- 1. Rxc6+ Kb5+ 2. Rxb6+ axb6 3. Qxh7 D:06 00:00:04.06 43054 01/36 +5.00 1. Rxc6+ Kb5+ 2. Rxb6+ axb6 3. c4+ Ka4 D:07 00:00:06.51 66069 01/36 ++ 1. Rxc6+ D:07 00:00:07.24 75854 01/36 +6.03 1. Rxc6+ Kb5+ 2. Rxb6+ axb6 3. Qd5+ Ka4 4. Qxe5 D:08 00:00:19.10 227565 01/36 +6.00 1. Rxc6+ Kb5+ 2. Rxb6+ axb6 3. Qd5+ Ka4 4. Qxe5 Rad8 Correct! Position #127: 2k4r/1pr1n3/p1p1q2p/5pp1/3P1P2/P1P1P3/1R2Q1PP/1RB3K1 w - - 0 1 PosEdge: +1.04 P [White] Solution: Rxb7 D:01 00:00:00.00 1 01/35 -8.00 1. Qxa6 D:01 00:00:00.00 2 02/35 -3.95 1. Rxb7 D:01 00:00:00.00 3 03/35 -0.09 1. fxg5 D:01 00:00:00.00 6 06/35 +0.01 1. a4 D:02 00:00:00.01 68 01/35 -0.02 1. a4 Rd8 D:02 00:00:00.01 104 03/35 ++ 1. Rxb7! D:02 00:00:00.01 136 03/35 ++ 1. Rxb7 D:02 00:00:00.02 169 03/35 +1.02 1. Rxb7 Rd8 D:03 00:00:00.14 1625 35/35 -- 1. Rxb7 Rd8 D:03 00:00:00.17 1725 01/35 -3.00 1. Rxb7 Rxb7 2. Qxa6 D:03 00:00:00.27 1879 03/35 ++ 1. fxg5! D:03 00:00:00.32 2032 03/35 -0.01 1. fxg5 hxg5 2. a4 D:03 00:00:00.45 3006 16/35 ++ 1. Bd2! D:03 00:00:00.50 3255 16/35 +0.00 1. Bd2 gxf4 2. exf4 D:04 00:00:00.71 5454 01/35 -0.01 1. Bd2 gxf4 2. Rxb7 fxe3 D:04 00:00:00.85 6751 04/35 ++ 1. fxg5! D:04 00:00:00.91 7199 04/35 ++ 1. fxg5 D:04 00:00:01.08 8774 04/35 +0.94 1. fxg5 Nd5 2. Rxb7 Nxc3 D:05 00:00:05.25 58757 35/35 -- 1. fxg5 Nd5 2. Rxb7 Nxc3 D:05 00:00:06.87 69483 01/35 -0.01 1. fxg5 hxg5 2. Bd2 Rd8 3. Rd1 D:06 00:00:15.47 173591 01/35 ++ 1. fxg5 D:06 00:00:22.44 250180 01/35 +0.95 1. fxg5 Nd5 2. Qe1 b5 3. gxh6 Rxh6 D:06 00:00:22.84 256473 03/35 ++ 1. Rxb7! D:06 00:00:24.27 271561 03/35 +1.07 1. Rxb7 Rxb7 2. Qxa6 gxf4 3. Qxb7+ Kd8 D:07 00:00:49.18 513608 01/35 ++ 1. Rxb7 Correct! Position #128: 6rk/1pp2Qrp/3p1B2/1pb1p2R/3n1q2/3P4/PPP3PP/R6K w - - 0 1 PosEdge: -3.08 P [White] Solution: Qg6 D:01 00:00:00.00 1 01/42 -4.00 1. Qxg8+ D:01 00:00:00.00 4 04/42 +2.00 1. Bxg7+ D:02 00:00:00.01 84 01/42 ++ 1. Bxg7+ D:02 00:00:00.01 126 01/42 +7.01 1. Bxg7+ Rxg7 D:03 00:00:00.28 1974 42/42 -- 1. Bxg7+ Rxg7 D:03 00:00:00.32 2055 01/42 +1.99 1. Bxg7+ Rxg7 2. Rd1 D:03 00:00:00.46 2628 10/42 ++ 1. c3! D:03 00:00:00.55 2890 10/42 +2.00 1. c3 b4 2. Bxg7+ D:04 00:00:00.91 6675 01/42 ++ 1. c3 D:04 00:00:01.08 9240 01/42 +5.05 1. c3 Nf5 2. Bxg7+ Nxg7 D:04 00:00:01.38 12582 15/42 ++ 1. c4! D:04 00:00:01.53 15044 15/42 +5.06 1. c4 Nf5 2. Bxg7+ Nxg7 D:05 00:00:10.15 96675 38/42 +4.99 1. Qg6 Qxf6 2. Qxf6 Nxc2 3. Rd1 D:06 00:00:11.62 109943 01/42 +4.96 1. Qg6 Qxf6 2. Qxf6 Nxc2 3. Rd1 Rd8 D:07 00:00:34.79 296755 01/42 +4.99 1. Qg6 Qxf6 2. Qxf6 Nxc2 3. Rc1 Ne3 4. Rd1 Correct! Position #129: 3r1r1k/1b2b1p1/1p5p/2p1Pp2/q1B2P2/4P2P/1BR1Q2K/6R1 b - - 0 1 PosEdge: -0.98 P [White] Solution: Bf3 D:01 00:00:00.00 1 01/48 -5.97 1. ... Qxc4 D:01 00:00:00.00 2 02/48 -4.00 1. ... Qxc2 D:01 00:00:00.00 3 03/48 +0.01 1. ... b5 D:01 00:00:00.00 6 06/48 +0.02 1. ... g5 D:01 00:00:00.00 23 22/48 +0.04 1. ... Bg2 D:02 00:00:00.01 101 04/48 -0.02 1. ... b5 2. Rd1 D:02 00:00:00.02 151 07/48 ++ 1. ... g5! D:02 00:00:00.02 196 07/48 -0.01 1. ... g5 2. Rd1 D:02 00:00:00.03 284 24/48 ++ 1. ... Be4! D:02 00:00:00.04 329 24/48 +0.01 1. ... Be4 2. Rd1 D:03 00:00:00.12 590 01/48 +0.05 1. ... Be4 2. Rc3 g5 D:03 00:00:00.27 1697 24/48 ++ 1. ... Bf3! D:03 00:00:00.32 1900 24/48 +0.06 1. ... Bf3 2. Qf2 g5 D:04 00:00:00.60 5163 01/48 +0.01 1. ... Bf3 2. Qf2 Be4 3. Rd1 D:05 00:00:03.15 23153 01/48 ++ 1. ... Bf3 D:05 00:00:04.51 35976 01/48 +0.96 1. ... Bf3 2. Bb5 Qb3 3. Qc4 Qxe3 Correct! Position #130: 6k1/1pp3q1/5r2/1PPp4/3P1pP1/3Qn2P/3B4/4R1K1 b - - 0 1 PosEdge: +1.04 P [White] Solution: Qh6 D:01 00:00:00.00 1 01/33 -7.98 1. ... Qxg4+ D:01 00:00:00.00 2 02/33 -2.01 1. ... Nxg4 D:01 00:00:00.00 3 03/33 +0.02 1. ... f3 D:02 00:00:00.01 79 04/33 -0.01 1. ... b6 2. c6 D:03 00:00:00.07 764 13/33 +0.00 1. ... Nc4 2. b6 f3 D:04 00:00:00.40 3754 01/33 -0.02 1. ... Nc4 2. Bb4 f3 3. b6 D:04 00:00:00.93 8618 27/33 ++ 1. ... Qh6! D:04 00:00:01.04 9767 27/33 -0.01 1. ... Qh6 2. Bxe3 fxe3 3. b6 D:05 00:00:01.55 13453 01/33 -0.04 1. ... Qh6 2. Bxe3 Qxh3 3. b6 fxe3 D:05 00:00:02.97 28454 14/33 ++ 1. ... Nc4! D:05 00:00:04.21 39770 14/33 +0.01 1. ... Nc4 2. Bb4 f3 3. b6 f2+ D:06 00:00:11.44 128592 01/33 -0.01 1. ... Nc4 2. Bb4 f3 3. Re8+ Rf8 4. Re7 D:07 00:00:55.50 507729 01/33 +0.01 1. ... Nc4 2. Rf1 Nxd2 3. Qxd2 f3 4. b6 f2+ Wrong! Position #131: 2rq1bk1/p4p1p/1p4p1/3b4/3B1Q2/8/P4PpP/3RR1K1 w - - 0 1 PosEdge: -1.04 P [White] Solution: Re8 D:01 00:00:00.00 1 01/45 -7.81 1. Qxf7+ D:01 00:00:00.00 2 02/45 -1.99 1. Bxb6 D:01 00:00:00.00 4 03/45 +0.00 1. a3 D:01 00:00:00.01 5 04/45 +0.01 1. f3 D:01 00:00:00.01 22 19/45 +0.02 1. Re7 D:02 00:00:00.02 106 07/45 -0.04 1. a4 Rc2 D:03 00:00:00.07 435 01/45 -0.02 1. a4 Rc2 2. Re7 D:03 00:00:00.32 2947 27/45 ++ 1. Bf6! D:03 00:00:00.34 3145 27/45 +0.01 1. Bf6 Be7 2. f3 D:03 00:00:00.43 4121 38/45 ++ 1. Qe5! D:03 00:00:00.53 5117 38/45 +0.19 1. Qe5 f5 2. f4 D:04 00:00:01.17 12247 01/45 +0.22 1. Qe5 f6 2. Qxf6 Bxa2 D:05 00:00:06.02 57400 01/45 ++ 1. Qe5 D:05 00:00:15.67 162102 01/45 +1.12 1. Qe5 f6 2. Qxf6 Bxa2 3. Kxg2 D:05 00:00:20.98 218107 21/45 ++ 1. Re8! D:05 00:00:23.20 234274 21/45 +2.97 1. Re8 Rc1 2. Rxf8+ Qxf8 3. Qxc1 Correct! Position #132: 4r1k1/5bpp/2p5/3pr3/8/1B3pPq/PPR2P2/2R2QK1 b - - 0 1 PosEdge: -1.13 P [White] Solution: Re1 D:01 00:00:00.00 1 01/40 -7.99 1. ... Qxg3+ D:01 00:00:00.00 2 02/40 +0.00 1. ... Qxf1+ D:01 00:00:00.00 3 03/40 +0.01 1. ... d4 D:01 00:00:00.01 23 23/40 +0.04 1. ... Re2 D:02 00:00:00.01 69 03/40 -0.02 1. ... Qxf1+ 2. Rxf1 D:02 00:00:00.02 124 13/40 ++ 1. ... Qg2+! D:02 00:00:00.02 151 13/40 +0.00 1. ... Qg2+ 2. Qxg2 D:03 00:00:00.04 362 03/40 +0.02 1. ... Qxf1+ 2. Rxf1 Re2 D:04 00:00:00.21 2131 01/40 -0.04 1. ... Qxf1+ 2. Rxf1 R5e6 3. Bc4 D:05 00:00:01.08 7898 01/40 +0.01 1. ... Qxf1+ 2. Rxf1 R5e6 3. g4 Re2 D:05 00:00:03.00 34111 22/40 ++ 1. ... Re1! D:05 00:00:03.08 35282 22/40 ++ 1. ... Re1 D:05 00:00:03.58 42326 22/40 +mat03 1. ... Re1 2. Rxe1 Rxe1 3. Bxd5 Rxf1# Correct! Position #133: r1b1k2r/1pp1q2p/p1n3p1/3QPp2/8/1BP3B1/P5PP/3R1RK1 w kq - 0 1 PosEdge: -0.92 P [White] Solution: Bh4 D:01 00:00:00.00 1 01/43 -5.98 1. Qxc6+ D:01 00:00:00.00 2 02/43 -4.00 1. Rxf5 D:01 00:00:00.00 3 03/43 +0.00 1. a3 D:01 00:00:00.01 5 05/43 +0.01 1. c4 D:01 00:00:00.01 6 06/43 +0.02 1. e6 D:02 00:00:00.02 82 01/43 -0.38 1. e6 O-O D:02 00:00:00.02 130 05/43 ++ 1. h3! D:02 00:00:00.03 169 05/43 -0.19 1. h3 b5 D:02 00:00:00.03 209 06/43 ++ 1. c4! D:02 00:00:00.04 248 06/43 -0.01 1. c4 b5 D:02 00:00:00.05 383 24/43 ++ 1. Bc4! D:02 00:00:00.05 422 24/43 +0.00 1. Bc4 b5 D:03 00:00:00.22 1945 24/43 +0.01 1. Ba4 Be6 2. Bxc6+ D:04 00:00:00.36 4040 01/43 ++ 1. Ba4 D:04 00:00:00.42 5166 01/43 +1.13 1. Ba4 Be6 2. Bxc6+ bxc6 D:05 00:00:13.36 132390 43/43 -- 1. Ba4 Be6 2. Bxc6+ bxc6 D:05 00:00:14.17 140530 01/43 +0.01 1. Ba4 Bd7 2. Bxc6 Bxc6 3. e6 D:05 00:00:22.96 225289 28/43 ++ 1. Bh4! D:05 00:00:23.89 233872 28/43 +0.03 1. Bh4 Qd7 2. Bg5 b5 3. e6 D:06 00:00:29.38 289489 01/43 +0.04 1. Bh4 Qd7 2. Bf6 Qxd5 3. Bxd5 b5 Correct! Position #134: 3r2k1/p6p/2Q3p1/4q3/2P1p3/P3Pb2/1P3P1P/2K2BR1 b - - 0 1 PosEdge: +1.92 P [White] Solution: Rd1+ D:01 00:00:00.00 1 01/49 +1.00 1. ... Qxh2 D:02 00:00:00.01 85 01/49 +0.98 1. ... Qxh2 2. b4 D:03 00:00:00.06 407 01/49 +1.00 1. ... Qxh2 2. Qe6+ Kf8 D:03 00:00:00.19 2131 38/49 ++ 1. ... Rd1+! D:03 00:00:00.20 2216 38/49 +1.07 1. ... Rd1+ 2. Kc2 Qxh2 D:04 00:00:00.29 3091 01/49 +1.05 1. ... Rd1+ 2. Kc2 Qxh2 3. b4 D:05 00:00:01.77 15748 01/49 +0.97 1. ... Rd1+ 2. Kc2 Qxh2 3. Qe8+ Kg7 D:05 00:00:02.12 18596 02/49 ++ 1. ... Qxh2! D:05 00:00:02.50 21906 02/49 +1.00 1. ... Qxh2 2. Qe6+ Kg7 3. Qe7+ Kg8 D:06 00:00:11.77 137878 01/49 +0.98 1. ... Qxh2 2. Qe6+ Kf8 3. Qf6+ Ke8 4. b4 Wrong! Position #135: 3r1r1k/N2qn1pp/1p2np2/2p5/2Q1P2N/3P4/PP4PP/3R1RK1 b - - 0 1 PosEdge: +1.00 P [White] Solution: Nd4 D:01 00:00:00.00 1 01/36 +3.00 1. ... Qxa7 D:02 00:00:00.02 157 36/36 -- 1. ... Qxa7 D:02 00:00:00.03 195 01/36 -0.02 1. ... Qxa7 2. Qxe6 D:02 00:00:00.05 400 15/36 ++ 1. ... Qd4+! D:02 00:00:00.05 439 15/36 +0.00 1. ... Qd4+ 2. Qxd4 D:03 00:00:00.07 589 01/36 +0.03 1. ... Qd4+ 2. Qxd4 cxd4 D:03 00:00:00.14 1130 08/36 ++ 1. ... g5! D:03 00:00:00.15 1217 08/36 ++ 1. ... g5 D:03 00:00:00.19 1553 08/36 +2.67 1. ... g5 2. Nb5 gxh4 D:04 00:00:01.59 13346 36/36 -- 1. ... g5 2. Nb5 gxh4 D:04 00:00:01.90 16749 01/36 -0.23 1. ... g5 2. Nf3 Qxa7 3. Qxe6 D:04 00:00:02.05 18343 02/36 ++ 1. ... Qxa7! D:04 00:00:02.22 20197 02/36 -0.05 1. ... Qxa7 2. Qxe6 b5 3. Nf5 D:04 00:00:02.98 28302 10/36 ++ 1. ... Nd4! D:04 00:00:03.14 30049 10/36 +0.02 1. ... Nd4 2. Qa6 Ne2+ 3. Kh1 D:05 00:00:04.63 42214 01/36 +0.04 1. ... Nd4 2. Qa6 Ne2+ 3. Kh1 Nd5 D:05 00:00:07.78 70129 08/36 ++ 1. ... g5! D:05 00:00:08.47 75133 08/36 ++ 1. ... g5 D:05 00:00:10.21 90680 08/36 +1.69 1. ... g5 2. Nf3 g4 3. Nb5 gxf3 D:06 00:00:37.22 339803 10/36 +1.94 1. ... Nd4 2. Qa6 Ra8 3. Qxb6 Qxa7 4. Nf5 Correct! Position #136: 6kr/1q2r1p1/1p2N1Q1/5p2/1P1p4/6R1/7P/2R3K1 w - - 0 1 PosEdge: +0.99 P [White] Solution: Rc8+ D:01 00:00:00.00 1 01/45 -8.00 1. Qxg7+ D:01 00:00:00.00 2 02/45 +1.02 1. Qxf5 D:01 00:00:00.00 4 04/45 +1.04 1. Nxd4 D:02 00:00:00.01 82 01/45 +0.99 1. Nxd4 Re2 D:03 00:00:00.07 483 01/45 +1.08 1. Nxd4 f4 2. Rc7 D:04 00:00:00.43 4393 01/45 +0.98 1. Nxd4 f4 2. Ra3 Re2 D:04 00:00:00.43 4460 02/45 ++ 1. Qxg7+! D:04 00:00:00.45 4591 02/45 +0.99 1. Qxg7+ Rxg7 2. Rxg7+ Qxg7+ D:04 00:00:00.52 5689 03/45 ++ 1. Qxf5! D:04 00:00:00.60 6811 03/45 ++ 1. Qxf5 D:04 00:00:00.81 9590 03/45 +2.02 1. Qxf5 g6 2. Qxg6+ Rg7 D:05 00:00:04.37 45176 03/45 ++ 1. Nxg7 D:05 00:00:05.88 61061 03/45 +2.96 1. Nxg7 Kf8 2. Ne6+ Rxe6 3. Qxe6 D:05 00:00:09.36 95512 21/45 ++ 1. Rc8+! D:05 00:00:09.47 96859 21/45 +mat03 1. Rc8+ Qxc8 2. Qxg7+ Rxg7 3. Rxg7# Correct! Position #137: 3b1rk1/1bq3pp/5pn1/1p2rN2/2p1p3/2P1B2Q/1PB2PPP/R2R2K1 w - - 0 1 PosEdge: -1.04 P [White] Solution: Rd7 D:01 00:00:00.00 1 01/56 -1.79 1. Nxg7 D:01 00:00:00.00 5 05/56 +0.01 1. b3 D:01 00:00:00.00 8 08/56 +0.02 1. b4 D:01 00:00:00.01 20 20/56 +0.05 1. Ra7 D:02 00:00:00.02 90 01/56 +0.02 1. Ra7 Nf4 D:03 00:00:00.09 555 01/56 +0.05 1. Ra7 Ree8 2. b4 D:04 00:00:00.63 5848 01/56 +0.02 1. Ra7 Ree8 2. b4 Nf4 D:04 00:00:01.69 14881 28/56 ++ 1. Rd4! D:04 00:00:01.82 16408 28/56 ++ 1. Rd4 D:04 00:00:01.99 18073 28/56 +0.99 1. Rd4 Ree8 2. Bxe4 Bxe4 D:04 00:00:02.59 22501 47/56 ++ 1. Qg4! D:04 00:00:02.79 24409 47/56 +1.01 1. Qg4 Ree8 2. Bxe4 Bxe4 D:05 00:00:19.86 191419 32/56 +1.24 1. Rd7 Qxd7 2. Nh6+ gxh6 3. Qxd7 Correct! Position #138: r1bq3r/ppppR1p1/5n1k/3P4/6pP/3Q4/PP1N1PP1/5K1R w - - 0 1 PosEdge: -2.93 P [White] Solution: h5 D:01 00:00:00.00 1 01/48 -4.10 1. Rxg7 D:01 00:00:00.00 2 02/48 -4.00 1. Rxd7 D:01 00:00:00.00 3 03/48 +0.00 1. a3 D:01 00:00:00.01 4 04/48 +0.01 1. b3 D:01 00:00:00.01 8 08/48 +0.02 1. d6 D:02 00:00:00.02 78 01/48 -0.01 1. d6 Re8 D:03 00:00:00.06 394 01/48 -0.05 1. d6 cxd6 2. Qxd6 D:03 00:00:00.15 1550 29/48 ++ 1. Qe3+! D:03 00:00:00.16 1638 29/48 +0.02 1. Qe3+ Kg6 2. d6 D:04 00:00:00.28 3081 01/48 -0.10 1. Qe3+ Kh7 2. Qd3+ Kg8 D:04 00:00:00.48 4816 09/48 ++ 1. d6! D:04 00:00:00.58 5904 09/48 -0.08 1. d6 cxd6 2. Qxd6 Re8 D:04 00:00:01.04 9366 41/48 ++ 1. Re1! D:04 00:00:01.18 11058 41/48 -0.06 1. Re1 d6 2. b4 Bf5 D:04 00:00:01.40 13358 47/48 ++ 1. Rf7! D:04 00:00:01.58 15335 47/48 -0.04 1. Rf7 d6 2. b4 Bf5 D:05 00:00:02.97 29541 01/48 -0.06 1. Rf7 g5 2. hxg5+ Kxg5 3. Rhh7 D:05 00:00:09.11 99454 46/48 ++ 1. Re5! D:05 00:00:10.99 118283 46/48 -0.02 1. Re5 g6 2. b4 d6 3. Re7 D:06 00:00:31.79 330217 01/48 -0.04 1. Re5 Qg8 2. h5 g5 3. Re7 d6 Wrong! Position #139: rnb3kr/ppp2ppp/1b6/3q4/3pN3/Q4N2/PPP2KPP/R1B1R3 w - - 0 1 PosEdge: -1.96 P [White] Solution: Nf6+ D:01 00:00:00.00 1 01/50 -1.98 1. Nxd4 D:01 00:00:00.00 3 03/50 +0.01 1. b3 D:01 00:00:00.00 7 07/50 +0.02 1. b4 D:01 00:00:00.01 11 11/50 +0.25 1. Kf1 D:02 00:00:00.02 90 01/50 +0.21 1. Kf1 Bg4 D:03 00:00:00.08 527 01/50 +0.25 1. Kf1 Bg4 2. Bg5 D:04 00:00:00.53 6152 01/50 +0.21 1. Kf1 Qc4+ 2. Qd3 Bg4 D:05 00:00:04.03 38501 01/50 +0.24 1. Kf1 Bf5 2. Qa4 Bc5 3. Bg5 D:05 00:00:16.64 185348 48/50 ++ 1. Neg5! D:05 00:00:18.24 202891 48/50 +0.25 1. Neg5 d3+ 2. Kf1 Bc5 3. cxd3 D:06 00:00:40.99 385815 01/50 +0.20 1. Neg5 Qc6 2. Qb3 d3+ 3. Kf1 Bg4 D:06 00:00:55.71 499653 12/50 ++ 1. Kf1! Wrong! Position #140: r2b1rk1/pq4p1/4ppQP/3pB1p1/3P4/2R5/PP3PP1/5RK1 w - - 0 1 PosEdge: +0.03 P [White] Solution: Rc7 D:01 00:00:00.00 1 01/50 -8.10 1. Qxg7+ D:01 00:00:00.00 2 02/50 -7.99 1. Qxf6 D:01 00:00:00.00 4 04/50 -2.01 1. Bxf6 D:01 00:00:00.01 5 05/50 -0.16 1. hxg7 D:01 00:00:00.01 6 06/50 +0.00 1. a3 D:01 00:00:00.01 7 07/50 +0.01 1. b3 D:01 00:00:00.01 10 10/50 +0.02 1. h7+ D:01 00:00:00.02 34 34/50 +0.04 1. Rc7 D:02 00:00:00.02 84 02/50 ++ 1. Qxg7+ D:02 00:00:00.03 116 02/50 +0.90 1. Qxg7+ Qxg7 D:03 00:00:00.27 1980 34/50 +0.98 1. Rc7 Qxc7 2. Bxc7 D:04 00:00:00.43 3808 01/50 +0.94 1. Rc7 Qxc7 2. Bxc7 Bxc7 D:05 00:00:01.62 14175 01/50 ++ 1. Rc7 D:05 00:00:01.98 17532 01/50 +4.03 1. Rc7 Qxc7 2. Bxc7 Rf7 3. h7+ D:05 00:00:10.81 98803 40/50 ++ 1. Bc7! D:05 00:00:11.83 107431 40/50 +5.04 1. Bc7 Rf7 2. h7+ Kh8 3. Qxf7 D:06 00:00:53.98 383323 50/50 -- 1. Bc7 Rf7 2. h7+ Kh8 3. Qxf7 D:06 00:00:56.57 416641 01/50 +4.04 1. Bc7 Rf7 2. h7+ Kh8 3. Qxf7 Qxb2 Wrong! Position #141: 4r1k1/p1qr1p2/2pb1Bp1/1p5p/3P1n1R/1B3P2/PP3PK1/2Q4R w - - 0 1 PosEdge: -1.01 P [White] Solution: Qxf4 D:01 00:00:00.00 2 01/06 -1.97 1. Rxf4 D:01 00:00:00.00 9 03/06 +0.08 1. Kf1 D:02 00:00:00.01 88 01/06 +0.05 1. Kf1 Rdd8 D:02 00:00:00.01 127 02/06 ++ 1. Rxf4! D:02 00:00:00.02 164 02/06 ++ 1. Rxf4 D:02 00:00:00.02 202 02/06 +1.04 1. Rxf4 Bxf4 D:03 00:00:00.05 547 06/06 -- 1. Rxf4 Bxf4 D:03 00:00:00.08 663 01/06 -1.91 1. Rxf4 Bxf4 2. Kf1 D:03 00:00:00.10 830 03/06 ++ 1. Kf1! D:03 00:00:00.15 1281 03/06 +0.09 1. Kf1 Bb4 2. Bd5 D:04 00:00:00.33 3566 01/06 +0.05 1. Kf1 Ne2 2. Qa1 Rdd8 D:05 00:00:02.67 23997 01/06 +0.01 1. Kf1 Nd3 2. Qa1 Re1+ 3. Kg2 D:06 00:00:10.46 120527 01/06 -0.02 1. Kf1 Nd3 2. Qc2 Re1+ 3. Kg2 Re2 Wrong! Position #142: r2q3n/ppp2pk1/3p4/5Pr1/2NP1Qp1/2P2pP1/PP3K2/4R2R w - - 0 1 PosEdge: -0.04 P [White] Solution: Re8 D:01 00:00:00.00 1 01/47 -7.97 1. Qxd6 D:01 00:00:00.00 2 02/47 -3.99 1. Qxg5+ D:01 00:00:00.00 5 05/47 -1.98 1. Nxd6 D:01 00:00:00.01 8 07/47 +0.00 1. a3 D:01 00:00:00.01 9 08/47 +0.01 1. b3 D:01 00:00:00.01 11 10/47 +0.02 1. f6+ D:01 00:00:00.01 14 13/47 +0.08 1. Kf1 D:02 00:00:00.03 218 11/47 -0.08 1. f6+ Kf8 D:03 00:00:00.13 1257 08/47 -0.02 1. a3 Kg8 2. Kf1 D:03 00:00:00.16 1440 09/47 ++ 1. b3! D:03 00:00:00.19 1777 09/47 -0.01 1. b3 Kg8 2. Kf1 D:03 00:00:00.26 2251 12/47 ++ 1. b4! D:03 00:00:00.30 2589 12/47 +0.00 1. b4 Kg8 2. Kf1 D:03 00:00:00.32 2784 13/47 ++ 1. Kf1! D:03 00:00:00.37 3253 13/47 +0.03 1. Kf1 Kg8 2. Rh7 D:03 00:00:00.79 7279 46/47 ++ 1. Qe4! D:03 00:00:00.82 7493 46/47 +0.06 1. Qe4 b5 2. Kf1 D:04 00:00:02.98 36355 34/47 -0.09 1. Rh4 b5 2. f6+ Kf8 D:04 00:00:03.16 38541 40/47 ++ 1. Ne3! D:04 00:00:03.26 39857 40/47 +0.01 1. Ne3 Kg8 2. Nxg4 Ng6 D:05 00:00:03.96 45584 01/47 ++ 1. Ne3 D:05 00:00:05.35 58769 01/47 +0.97 1. Ne3 Qf6 2. Nxg4 Qxf5 3. Kxf3 D:05 00:00:10.98 117435 29/47 ++ 1. Re8! D:05 00:00:11.34 120397 29/47 +0.98 1. Re8 Qxe8 2. Qxg5+ Ng6 3. fxg6 D:06 00:00:16.19 176657 01/47 ++ 1. Re8 D:06 00:00:17.51 192823 01/47 +1.89 1. Re8 Qxe8 2. Qxg5+ Ng6 3. fxg6 Kf8 D:07 00:00:59.49 540783 01/47 +1.96 1. Re8 Qxe8 2. Qxg5+ Ng6 3. fxg6 fxg6 4. Qxg4 Correct! Position #143: 5b2/pp2r1pk/2pp1pRp/4rP1N/2P1P3/1P4QP/P3q1P1/5R1K w - - 0 1 PosEdge: +0.07 P [White] Solution: Rxh6+ D:01 00:00:00.00 1 01/36 -3.96 1. Rxg7+ D:01 00:00:00.00 4 04/36 -1.96 1. Nxg7 D:01 00:00:00.00 7 07/36 +0.00 1. a3 D:01 00:00:00.01 8 08/36 +0.01 1. b4 D:01 00:00:00.01 34 34/36 +0.03 1. Nf4 D:02 00:00:00.03 188 36/36 -- 1. Nf4 D:02 00:00:00.03 227 01/36 -4.99 1. Nf4 Qxf1+ D:02 00:00:00.04 268 02/36 ++ 1. Rxg7+! D:02 00:00:00.04 308 02/36 -0.97 1. Rxg7+ Bxg7 D:02 00:00:00.05 372 06/36 ++ 1. Nxf6+! D:02 00:00:00.05 411 06/36 -0.95 1. Nxf6+ gxf6 D:03 00:00:00.07 602 01/36 -0.99 1. Nxf6+ gxf6 2. Rxf6 D:04 00:00:01.03 10570 21/36 -1.15 1. Rf3 Qd1+ 2. Kh2 Rxe4 D:04 00:00:01.31 14204 29/36 ++ 1. Qf3! D:04 00:00:01.40 15902 29/36 -1.00 1. Qf3 Rxe4 2. Nxg7 Qxa2 D:05 00:00:02.19 22568 01/36 -1.04 1. Qf3 Rxe4 2. Ng3 Qxf3 3. Rxf3 D:05 00:00:02.56 25956 03/36 ++ 1. Rxh6+! D:05 00:00:02.57 26033 03/36 ++ 1. Rxh6+ D:05 00:00:02.87 29078 03/36 +mat03 1. Rxh6+ gxh6 2. Nxf6+ Kh8 3. Qg8# Correct! Position #144: r2q1rk1/pp3ppp/2p2b2/8/B2pPPb1/7P/PPP1N1P1/R2Q1RK1 b - - 0 1 PosEdge: -0.05 P [White] Solution: d3 D:01 00:00:00.00 1 01/36 -2.04 1. ... Bxh3 D:01 00:00:00.00 2 02/36 +0.00 1. ... Bxe2 D:01 00:00:00.00 3 03/36 +0.02 1. ... d3 D:02 00:00:00.01 75 03/36 -0.03 1. ... Bxe2 2. Qxe2 D:03 00:00:00.04 320 01/36 -0.01 1. ... Bxe2 2. Qxe2 d3 D:03 00:00:00.15 1436 26/36 ++ 1. ... Qa5! D:03 00:00:00.18 1681 26/36 +0.01 1. ... Qa5 2. c4 Rad8 D:04 00:00:00.38 3857 03/36 -0.04 1. ... Bxe2 2. Qxe2 b5 3. Rad1 D:05 00:00:01.35 11221 01/36 +0.00 1. ... Bxe2 2. Qxe2 b5 3. Bb3 d3 D:06 00:00:07.87 90916 01/36 -0.03 1. ... Bxe2 2. Qxe2 b5 3. Bb3 d3 4. cxd3 D:07 00:00:44.25 392254 01/36 +0.00 1. ... Bxe2 2. Qxe2 Qb6 3. c4 d3+ 4. Qf2 d2 Wrong! Position #145: r1bq4/1p4kp/3p1n2/p4pB1/2pQ4/8/1P4PP/4RRK1 w - - 0 1 PosEdge: -1.02 P [White] Solution: Re8 D:01 00:00:00.00 1 01/48 +0.00 1. Bxf6+ D:01 00:00:00.00 4 04/48 +1.03 1. Qxc4 D:02 00:00:00.02 82 01/48 +0.93 1. Qxc4 Kf8 D:02 00:00:00.03 112 02/48 ++ 1. Bxf6+! D:02 00:00:00.04 141 02/48 ++ 1. Bxf6+ D:02 00:00:00.05 171 02/48 +2.92 1. Bxf6+ Kf8 D:03 00:00:00.45 2463 48/48 -- 1. Bxf6+ Kf8 D:03 00:00:00.46 2539 01/48 +1.01 1. Bxf6+ Qxf6 2. Qxc4 D:04 00:00:01.07 6544 04/48 +0.91 1. Qxc4 Qb6+ 2. Rf2 Kf8 D:04 00:00:01.12 7519 06/48 ++ 1. b3! D:04 00:00:01.17 8388 06/48 ++ 1. b3 D:04 00:00:01.23 9372 06/48 +2.00 1. b3 cxb3 2. Bxf6+ Kf8 D:04 00:00:01.26 10188 07/48 ++ 1. g3! D:04 00:00:01.32 11120 07/48 +2.74 1. g3 c3 2. Bxf6+ Kf8 D:04 00:00:01.43 12422 12/48 ++ 1. Kh1! D:04 00:00:01.49 13355 12/48 +2.90 1. Kh1 c3 2. Bxf6+ Kf8 D:05 00:00:10.71 104956 48/48 -- 1. Kh1 c3 2. Bxf6+ Kf8 D:05 00:00:11.97 114779 01/48 -0.01 1. Kh1 b5 2. Re5 d5 3. Re7+ D:05 00:00:12.00 115006 02/48 ++ 1. Bxf6+! D:05 00:00:12.15 116663 02/48 +1.03 1. Bxf6+ Qxf6 2. Re7+ Kg6 3. Qxc4 D:06 00:00:31.35 316101 06/48 ++ 1. b3 D:06 00:00:36.70 361703 06/48 +1.97 1. b3 cxb3 2. Kh1 b2 3. Bxf6+ Kf8 D:06 00:00:39.50 391811 07/48 ++ 1. g3! D:06 00:00:44.53 439467 07/48 +2.73 1. g3 b5 2. h4 c3 3. Bxf6+ Kf8 D:06 00:00:51.56 502847 12/48 ++ 1. Kh1! D:06 00:00:59.35 558868 12/48 +2.88 1. Kh1 b5 2. Kg1 c3 3. Bxf6+ Kf8 Wrong! Position #146: 8/8/2Kp4/3P1B2/2P2k2/5p2/8/8 w - - 0 1 PosEdge: +3.07 P [White] Solution: Bc8 D:01 00:00:00.00 1 01/18 +1.03 1. Kxd6 D:02 00:00:00.00 56 18/18 -- 1. Kxd6 D:02 00:00:00.01 65 01/18 -2.01 1. Kxd6 Kxf5 D:02 00:00:00.01 87 08/18 ++ 1. Bb1! D:02 00:00:00.01 95 08/18 -0.07 1. Bb1 f2 D:02 00:00:00.01 104 09/18 ++ 1. Bc2! D:02 00:00:00.02 112 09/18 -0.06 1. Bc2 f2 D:02 00:00:00.02 121 10/18 ++ 1. Bd3! D:02 00:00:00.02 129 10/18 -0.05 1. Bd3 f2 D:02 00:00:00.02 144 14/18 ++ 1. Be6! D:02 00:00:00.02 152 14/18 -0.03 1. Be6 f2 D:03 00:00:00.03 189 01/18 +0.01 1. Be6 Ke5 2. c5 D:04 00:00:00.08 886 11/18 -0.07 1. Bd3 f2 2. Bf1 Ke3 D:05 00:00:00.14 1559 01/18 -0.02 1. Bd3 Ke5 2. c5 f2 3. Bb5 D:06 00:00:00.44 5764 01/18 -0.06 1. Bd3 Ke5 2. c5 f2 3. Bf1 Kd4 D:07 00:00:01.39 16666 01/18 ++ 1. Bd3 D:07 00:00:01.91 24475 01/18 +0.98 1. Bd3 Ke5 2. Bf1 f2 3. Bd3 Kd4 4. Kxd6 D:08 00:00:18.01 204763 18/18 -- 1. Bd3 Ke5 2. Bf1 f2 3. Bd3 Kd4 4. Kxd6 D:08 00:00:19.02 217571 01/18 -0.03 1. Bd3 Ke3 2. Bf1 Kf2 3. Bd3 Ke3 4. Bf5 f2 D:09 00:00:31.99 360005 01/18 ++ 1. Bd3 D:09 00:00:37.64 447919 01/18 +0.94 1. Bd3 Ke5 2. Bf1 Kf6 3. Kxd6 Kf7 4. c5 Ke8 5. Bb5+ Wrong! Position #147: r2r2k1/ppqbppbp/2n2np1/2pp4/6P1/1P1PPNNP/PBP2PB1/R2QK2R b KQ - 0 1 PosEdge: -0.03 P [White] Solution: Nxg4 D:01 00:00:00.00 1 01/44 -1.98 1. ... Bxg4 D:01 00:00:00.00 4 04/44 +0.01 1. ... c4 D:01 00:00:00.00 9 09/44 +0.03 1. ... e6 D:01 00:00:00.01 13 13/44 +0.04 1. ... e5 D:02 00:00:00.02 85 01/44 -0.35 1. ... e5 2. O-O D:02 00:00:00.09 206 26/44 ++ 1. ... Qa5+! D:02 00:00:00.12 246 26/44 -0.02 1. ... Qa5+ 2. Bc3 D:03 00:00:00.15 401 01/44 +0.03 1. ... Qa5+ 2. c3 e5 D:03 00:00:00.21 591 04/44 ++ 1. ... Nxg4! D:03 00:00:00.25 687 04/44 ++ 1. ... Nxg4 D:03 00:00:00.31 875 04/44 +0.75 1. ... Nxg4 2. Bxg7 Kxg7 D:04 00:00:02.53 7165 44/44 -- 1. ... Nxg4 2. Bxg7 Kxg7 D:04 00:00:02.93 8833 01/44 -1.28 1. ... Nxg4 2. Bxg7 Kxg7 3. hxg4 D:04 00:00:03.29 11055 04/44 ++ 1. ... c4! D:04 00:00:03.65 14745 04/44 -0.94 1. ... c4 2. bxc4 dxc4 3. dxc4 D:04 00:00:03.86 16850 05/44 ++ 1. ... d4! D:04 00:00:04.56 19710 05/44 -0.37 1. ... d4 2. O-O e5 3. Nf5 D:04 00:00:05.49 22823 12/44 ++ 1. ... b5! D:04 00:00:05.95 25232 12/44 -0.36 1. ... b5 2. O-O e5 3. Bd4 D:04 00:00:06.69 27278 26/44 ++ 1. ... Qa5+! D:04 00:00:06.85 27854 26/44 -0.34 1. ... Qa5+ 2. c3 e5 3. O-O D:05 00:00:08.43 32872 01/44 -0.32 1. ... Qa5+ 2. c3 e5 3. O-O b5 D:05 00:00:10.55 43003 04/44 ++ 1. ... Nxg4! D:05 00:00:11.45 48596 04/44 ++ 1. ... Nxg4 D:05 00:00:12.60 58133 04/44 +0.74 1. ... Nxg4 2. Bxg7 Qa5+ 3. c3 Kxg7 Correct! Position #148: 2r1k3/6pr/p1nBP3/1p3p1p/2q5/2P5/P1R4P/K2Q2R1 w - - 0 1 PosEdge: -0.95 P [White] Solution: Rxg7 D:01 00:00:00.00 1 01/44 -3.95 1. Rxg7 D:01 00:00:00.00 3 03/44 +0.00 1. a3 D:01 00:00:00.00 5 05/44 +0.03 1. e7 D:02 00:00:00.01 88 01/44 +0.00 1. e7 Rd8 D:03 00:00:00.11 931 12/44 +0.00 1. Qe1 Rd8 2. e7 D:03 00:00:00.16 1403 21/44 ++ 1. Re1! D:03 00:00:00.20 1645 21/44 +0.03 1. Re1 Rd8 2. e7 D:04 00:00:00.47 5018 01/44 +0.01 1. Re1 Rd8 2. e7 g5 D:05 00:00:02.84 19659 01/44 -0.03 1. Re1 Rh6 2. Qf3 Rxe6 3. Qxf5 D:05 00:00:08.14 54017 16/44 ++ 1. Qe2! D:05 00:00:09.16 60013 16/44 +0.00 1. Qe2 Qxe2 2. Rxe2 Rd8 3. e7 Wrong! Position #149: 6k1/6p1/2p4p/4Pp2/4b1qP/2Br4/1P2RQPK/8 b - - 0 1 PosEdge: +0.00 P [White] Solution: Bxg2 D:01 00:00:00.00 1 01/34 -7.99 1. ... Qxh4+ D:01 00:00:00.00 3 03/34 -4.00 1. ... Qxe2 D:01 00:00:00.00 4 04/34 -2.00 1. ... Bxg2 D:01 00:00:00.00 5 05/34 -1.99 1. ... Rxc3 D:01 00:00:00.01 6 06/34 +0.01 1. ... f4 D:01 00:00:00.01 10 10/34 +0.02 1. ... g5 D:01 00:00:00.01 16 16/34 +0.04 1. ... Rd2 D:02 00:00:00.02 72 03/34 ++ 1. ... Qxg2+ D:02 00:00:00.02 105 03/34 +1.00 1. ... Qxg2+ 2. Qxg2 D:03 00:00:00.16 1532 34/34 -- 1. ... Qxg2+ 2. Qxg2 D:03 00:00:00.17 1589 01/34 -2.00 1. ... Qxg2+ 2. Qxg2 Bxg2 D:03 00:00:00.19 1734 04/34 ++ 1. ... Bxg2! D:03 00:00:00.21 1859 04/34 -1.03 1. ... Bxg2 2. Qxg2 Qxh4+ D:03 00:00:00.24 2061 07/34 ++ 1. ... c5! D:03 00:00:00.27 2294 07/34 -0.05 1. ... c5 2. Kg1 Rd2 D:03 00:00:00.31 2593 10/34 ++ 1. ... g5! D:03 00:00:00.35 2824 10/34 -0.04 1. ... g5 2. Kg1 Rd2 D:03 00:00:00.40 3237 15/34 ++ 1. ... Rd1! D:03 00:00:00.44 3483 15/34 +0.01 1. ... Rd1 2. Re1 Rd2 D:04 00:00:00.58 5588 01/34 ++ 1. ... Rd1 D:04 00:00:00.65 6766 01/34 +0.98 1. ... Rd1 2. Re1 Qxg2+ 3. Qxg2 D:05 00:00:07.53 75740 34/34 -- 1. ... Rd1 2. Re1 Qxg2+ 3. Qxg2 D:05 00:00:08.95 88070 01/34 +0.01 1. ... Rd1 2. e6 g5 3. e7 Rd2 D:06 00:00:16.83 179524 01/34 +0.01 1. ... Rd1 2. Re3 c5 3. Qg3 g5 4. e6 D:06 00:00:20.29 217399 08/34 ++ 1. ... c5! D:06 00:00:22.17 243086 08/34 ++ 1. ... c5 D:06 00:00:25.98 287888 08/34 +0.89 1. ... c5 2. Kg1 c4 3. Re1 Qxg2+ 4. Qxg2 Wrong! Position #150: r3r1k1/5p2/pQ1b2pB/1p6/4p3/6P1/Pq2BP1P/2R3K1 b - - 0 1 PosEdge: -3.11 P [White] Solution: Ba3 D:01 00:00:00.00 1 01/45 -1.79 1. ... Bxg3 D:01 00:00:00.00 2 02/45 +3.01 1. ... Qxe2 D:02 00:00:00.03 187 45/45 -- 1. ... Qxe2 D:02 00:00:00.03 229 01/45 -0.01 1. ... Qxe2 2. Qxd6 D:03 00:00:00.08 518 01/45 ++ 1. ... Qxe2 D:03 00:00:00.10 635 01/45 +0.99 1. ... Qxe2 2. Qxd6 Qxa2 D:03 00:00:00.14 834 02/45 ++ 1. ... Bxg3! D:03 00:00:00.18 1190 02/45 +1.18 1. ... Bxg3 2. fxg3 Qxe2 D:04 00:00:00.61 6492 01/45 +1.13 1. ... Bxg3 2. fxg3 Qxe2 3. Rc7 D:05 00:00:03.83 32874 01/45 +1.21 1. ... Bxg3 2. fxg3 Qxe2 3. a3 Rad8 D:05 00:00:08.85 82996 26/45 ++ 1. ... Ba3! D:05 00:00:10.34 95037 26/45 ++ 1. ... Ba3 D:05 00:00:12.21 112433 26/45 +1.92 1. ... Ba3 2. Bg4 Qh8 3. Bg5 Bxc1 D:05 00:00:15.43 138101 34/45 ++ 1. ... Bf8! D:05 00:00:17.39 154611 34/45 +1.95 1. ... Bf8 2. Bc4 Bxh6 3. Qxg6+ Kf8 D:06 00:00:28.15 271046 01/45 +1.92 1. ... Bf8 2. Bc4 Bxh6 3. Qxg6+ Qg7 4. Rd1 Wrong! Position #151: 8/3b2kp/4p1p1/pr1n4/N1N4P/1P4P1/1K3P2/3R4 w - - 0 1 PosEdge: +0.01 P [White] Solution: Nc3 D:01 00:00:00.00 1 01/32 -2.02 1. Nxa5 D:01 00:00:00.00 2 02/32 -2.00 1. Rxd5 D:01 00:00:00.00 3 03/32 +0.01 1. f3 D:01 00:00:00.00 7 07/32 +0.02 1. f4 D:01 00:00:00.01 8 08/32 +0.08 1. Ka1 D:02 00:00:00.01 67 04/32 -0.09 1. f3 Kf8 D:02 00:00:00.02 110 08/32 ++ 1. f4! D:02 00:00:00.02 137 08/32 -0.08 1. f4 Kf8 D:02 00:00:00.04 313 26/32 ++ 1. Nab6! D:02 00:00:00.12 339 26/32 -0.06 1. Nab6 Kf8 D:03 00:00:00.16 685 04/32 -0.01 1. f3 Kf8 2. Ka1 D:03 00:00:00.18 929 08/32 ++ 1. f4! D:03 00:00:00.20 1124 08/32 +0.00 1. f4 Kf8 2. Ka1 D:03 00:00:00.29 1269 09/32 ++ 1. Ka1! D:03 00:00:00.30 1449 09/32 +0.02 1. Ka1 Kf8 2. Nc5 D:03 00:00:00.49 2661 25/32 ++ 1. Nc3! D:03 00:00:00.60 2788 25/32 +0.05 1. Nc3 Nxc3 2. Kxc3 D:03 00:00:00.63 3023 30/32 ++ 1. Ne5! D:03 00:00:00.64 3142 30/32 +0.10 1. Ne5 Rb7 2. Ka1 D:04 00:00:00.84 4383 01/32 -0.06 1. Ne5 Bc8 2. f4 Kf8 D:04 00:00:01.37 8051 08/32 ++ 1. f4! D:04 00:00:01.90 10345 08/32 -0.05 1. f4 h5 2. Nab6 Kf8 D:05 00:00:05.89 32468 01/32 +0.01 1. f4 Kf8 2. Ne5 Ke8 3. Ka1 D:05 00:00:08.40 46552 08/32 ++ 1. Ka1! D:05 00:00:10.90 60667 08/32 +0.03 1. Ka1 Kf8 2. Ne5 Ke8 3. Nc5 D:05 00:00:24.78 136792 24/32 ++ 1. Nc3! D:05 00:00:25.52 140902 24/32 +0.11 1. Nc3 Rc5 2. Ne4 Rb5 3. Ka1 D:06 00:00:32.31 181860 01/32 -0.03 1. Nc3 Rc5 2. f4 Nxc3 3. Kxc3 Kf8 Correct! Position #152: 1br2rk1/1pqb1ppp/p3pn2/8/1P6/P1N1PN1P/1B3PP1/1QRR2K1 w - - 0 1 PosEdge: +0.04 P [White] Solution: Ne4 D:01 00:00:00.00 1 01/39 -1.97 1. Rxd7 D:01 00:00:00.02 3 03/39 -0.22 1. g3 D:01 00:00:00.02 4 04/39 +0.01 1. a4 D:01 00:00:00.03 32 31/39 +0.02 1. Nb5 D:02 00:00:00.03 82 04/39 -0.25 1. g3 Rcd8 D:02 00:00:00.04 118 05/39 ++ 1. a4! D:02 00:00:00.05 153 05/39 -0.02 1. a4 Rcd8 D:02 00:00:00.12 449 39/39 ++ 1. Ng5! D:02 00:00:00.12 483 39/39 -0.01 1. Ng5 Rcd8 D:03 00:00:00.22 806 01/39 +0.01 1. Ng5 Rcd8 2. Nb5 D:03 00:00:00.49 2444 29/39 ++ 1. Ne2! D:03 00:00:00.55 2679 29/39 +0.02 1. Ne2 Bc6 2. Bxf6 D:03 00:00:00.65 2973 31/39 ++ 1. Ne4! D:03 00:00:00.75 3227 31/39 +0.04 1. Ne4 Bc6 2. Bxf6 D:03 00:00:00.78 3304 32/39 ++ 1. Nb5! D:03 00:00:00.82 3471 32/39 +0.07 1. Nb5 Qb6 2. Rc7 D:04 00:00:01.22 5506 01/39 +0.02 1. Nb5 Qd8 2. Bxf6 Bxb5 D:04 00:00:03.14 14733 31/39 ++ 1. Ne4! D:04 00:00:03.34 16280 31/39 ++ 1. Ne4 D:04 00:00:03.56 17950 31/39 +0.95 1. Ne4 Nxe4 2. Rxc7 Bxc7 D:04 00:00:03.71 19255 32/39 ++ 1. Nd5! D:04 00:00:04.01 20753 32/39 +0.96 1. Nd5 Nxd5 2. Rxc7 Bxc7 D:05 00:00:32.30 137799 39/39 -- 1. Nd5 Nxd5 2. Rxc7 Bxc7 D:05 00:00:33.43 142168 01/39 +0.43 1. Nd5 Qd8 2. Bxf6 gxf6 3. Rc7 D:06 00:00:58.84 263643 01/39 ++ 1. Nd5 Wrong! Position #153: 2r3k1/q4ppp/p3p3/pnNp4/2rP4/2P2P2/4R1PP/2R1Q1K1 b - - 0 1 PosEdge: -2.02 P [White] Solution: Nxd4 D:01 00:00:00.00 1 01/36 -1.96 1. ... R8xc5 D:01 00:00:00.00 8 08/36 +0.01 1. ... a4 D:01 00:00:00.00 34 34/36 +0.03 1. ... Rd8 D:02 00:00:00.01 72 01/36 +0.00 1. ... Rd8 2. Rd1 D:02 00:00:00.02 121 05/36 ++ 1. ... Nxc3! D:02 00:00:00.02 158 05/36 ++ 1. ... Nxc3 D:02 00:00:00.12 196 05/36 +0.99 1. ... Nxc3 2. Rd1 D:03 00:00:00.37 2885 36/36 -- 1. ... Nxc3 2. Rd1 D:03 00:00:00.39 3005 01/36 -0.99 1. ... Nxc3 2. Rxc3 Rxd4 D:03 00:00:00.40 3062 02/36 ++ 1. ... R8xc5! D:03 00:00:00.42 3154 02/36 -0.92 1. ... R8xc5 2. dxc5 Qxc5+ D:03 00:00:00.47 3646 08/36 ++ 1. ... a4! D:03 00:00:00.51 4119 08/36 +0.01 1. ... a4 2. Rd1 Rd8 D:04 00:00:01.01 9254 01/36 ++ 1. ... a4 D:04 00:00:01.28 11224 01/36 +0.93 1. ... a4 2. Nxe6 fxe6 3. Rxe6 D:05 00:00:12.22 134324 36/36 -- 1. ... a4 2. Nxe6 fxe6 3. Rxe6 D:05 00:00:15.24 164863 01/36 +0.02 1. ... a4 2. Re3 a3 3. Rd1 Rd8 D:06 00:00:36.40 377578 02/36 +0.06 1. ... R8xc5 2. dxc5 Qxc5+ 3. Re3 Nxc3 4. Rd1 Wrong! Position #154: r1b2rk1/2p2ppp/p7/1p6/3P3q/1BP3bP/PP3QP1/RNB1R1K1 w - - 0 1 PosEdge: +3.01 P [White] Solution: Qxf7+ D:01 00:00:00.00 1 01/40 -1.90 1. Bxf7+ D:01 00:00:00.00 4 04/40 +0.00 1. a3 D:01 00:00:00.01 5 05/40 +0.01 1. c4 D:01 00:00:00.01 14 13/40 +0.02 1. Be3 D:01 00:00:00.01 15 14/40 +0.03 1. Bf4 D:01 00:00:00.01 16 15/40 +0.04 1. Bg5 D:02 00:00:00.02 82 02/40 ++ 1. Bxf7+ D:02 00:00:00.02 120 02/40 +1.11 1. Bxf7+ Kh8 D:03 00:00:00.07 432 02/40 +mat02 1. Qxf7+ D:03 00:00:00.08 548 03/40 +mat02 1. Qxf7+ Rxf7 2. Re8# Correct! Position #155: 5bk1/1rQ4p/5pp1/2pP4/3n1PP1/7P/1q3BB1/4R1K1 w - - 0 1 PosEdge: +0.05 P [White] Solution: d6 D:01 00:00:00.00 1 01/42 -8.00 1. Qxh7+ D:01 00:00:00.00 2 02/42 -4.00 1. Qxb7 D:01 00:00:00.00 4 04/42 +0.02 1. Bxd4 D:01 00:00:00.01 30 30/42 +0.03 1. Be4 D:02 00:00:00.03 149 31/42 -0.02 1. Qa5 Bd6 D:02 00:00:00.03 214 41/42 ++ 1. Qc8! D:02 00:00:00.04 259 41/42 -0.01 1. Qc8 c4 D:03 00:00:00.09 557 01/42 +0.00 1. Qc8 Ne2+ 2. Kf1 D:03 00:00:00.16 795 05/42 ++ 1. Bxd4! D:03 00:00:00.19 999 05/42 +0.03 1. Bxd4 Qxd4+ 2. Kf1 D:04 00:00:01.16 8444 42/42 -- 1. Bxd4 Qxd4+ 2. Kf1 D:04 00:00:01.22 9837 01/42 -8.97 1. Bxd4 Qxd4+ 2. Kf1 Rxc7 D:04 00:00:01.23 9965 02/42 ++ 1. Qxh7+! D:04 00:00:01.25 10183 02/42 -8.00 1. Qxh7+ Rxh7 2. Bxd4 cxd4 D:04 00:00:01.30 11333 03/42 ++ 1. Qxb7! D:04 00:00:01.36 12595 03/42 -3.99 1. Qxb7 Qxb7 2. Be4 Bd6 D:04 00:00:01.94 16581 31/42 ++ 1. Qa5! D:04 00:00:02.13 18779 31/42 -1.02 1. Qa5 Ne2+ 2. Kf1 Nxf4 D:05 00:00:03.43 28929 01/42 -0.99 1. Qa5 Ne2+ 2. Kf1 Nxf4 3. Be4 D:05 00:00:06.06 60271 41/42 ++ 1. Qc8! D:05 00:00:07.35 67885 41/42 ++ 1. Qc8 D:05 00:00:09.05 79825 41/42 +0.02 1. Qc8 f5 2. Bxd4 Qxd4+ 3. Kf1 D:06 00:00:22.05 225555 01/42 -0.03 1. Qc8 Ra7 2. Qe8 Ra2 3. Be4 c4 Wrong! Position #156: r1b1qN1k/1pp3p1/p2p3n/4p1B1/8/1BP4Q/PP3KPP/8 w - - 0 1 PosEdge: -2.99 P [White] Solution: Qxh6+ D:01 00:00:00.00 1 01/45 -0.04 1. Bxh6 D:01 00:00:00.00 4 04/45 +0.00 1. a3 D:01 00:00:00.00 5 05/45 +0.01 1. g3 D:01 00:00:00.01 8 08/45 +0.02 1. g4 D:01 00:00:00.01 9 09/45 +0.25 1. Ke1 D:02 00:00:00.02 131 26/45 -0.04 1. Qf3 Ng4+ D:02 00:00:00.03 194 42/45 ++ 1. Ne6! D:02 00:00:00.04 224 42/45 +0.02 1. Ne6 Bxe6 D:03 00:00:00.06 488 04/45 +mat02 1. Qxh6+ D:03 00:00:00.07 676 07/45 +mat02 1. Qxh6+ gxh6 2. Bf6# Correct! Position #157: 5rk1/p4ppp/2p1b3/3Nq3/4P1n1/1p1B2QP/1PPr2P1/1K2R2R w - - 0 1 PosEdge: -1.06 P [White] Solution: Ne7+ D:01 00:00:00.00 1 01/37 +0.00 1. Qxe5 D:01 00:00:00.00 3 03/37 +1.93 1. hxg4 D:02 00:00:00.02 147 37/37 -- 1. hxg4 D:02 00:00:00.05 190 01/37 -6.04 1. hxg4 Qxg3 D:02 00:00:00.05 224 02/37 ++ 1. Qxe5! D:02 00:00:00.06 257 02/37 +0.01 1. Qxe5 Nxe5 D:03 00:00:00.10 441 01/37 ++ 1. Qxe5 D:03 00:00:00.17 551 01/37 +0.97 1. Qxe5 Nxe5 2. cxb3 D:03 00:00:00.28 1888 37/37 ++ 1. Ne7+! D:03 00:00:00.29 1973 37/37 +1.93 1. Ne7+ Kh8 2. hxg4 D:04 00:00:01.04 7159 37/37 -- 1. Ne7+ Kh8 2. hxg4 D:04 00:00:01.07 7398 01/37 +0.01 1. Ne7+ Kh8 2. Qxe5 Nxe5 D:05 00:00:01.86 13286 01/37 +0.03 1. Ne7+ Kh8 2. Qxe5 Nxe5 3. c4 D:06 00:00:06.81 61056 01/37 +0.01 1. Ne7+ Kh8 2. Qxe5 Nxe5 3. g4 Bc4 D:06 00:00:07.55 72422 02/37 ++ 1. Qxe5! D:06 00:00:08.36 85079 02/37 +0.02 1. Qxe5 Nxe5 2. Nf4 Nxd3 3. cxd3 Bc4 D:07 00:00:29.42 258620 01/37 +0.04 1. Qxe5 Nxe5 2. Nf4 bxc2+ 3. Bxc2 Bc4 4. b4 Wrong! Position #158: 5rk1/n1p1R1bp/p2p4/1qpP1QB1/7P/2P3P1/PP3P2/6K1 w - - 0 1 PosEdge: -0.90 P [White] Solution: Rxg7+ D:01 00:00:00.00 1 01/46 -2.00 1. Rxg7+ D:01 00:00:00.00 2 02/46 +0.90 1. Rxc7 D:02 00:00:00.03 174 46/46 -- 1. Rxc7 D:02 00:00:00.03 212 01/46 -8.09 1. Rxc7 Rxf5 D:02 00:00:00.04 246 02/46 ++ 1. Rxg7+! D:02 00:00:00.04 279 02/46 -1.95 1. Rxg7+ Kxg7 D:02 00:00:00.05 353 17/46 ++ 1. Qb1! D:02 00:00:00.05 394 17/46 -0.04 1. Qb1 Bd4 D:02 00:00:00.06 487 26/46 ++ 1. Qe6+! D:02 00:00:00.06 528 26/46 +0.00 1. Qe6+ Kh8 D:03 00:00:00.08 657 01/46 +0.04 1. Qe6+ Rf7 2. b4 D:04 00:00:00.33 2675 01/46 -0.04 1. Qe6+ Kh8 2. Qe2 Bd4 D:05 00:00:00.99 7504 01/46 ++ 1. Qe6+ D:05 00:00:01.37 11196 01/46 +0.92 1. Qe6+ Kh8 2. Rxc7 Qb6 3. b4 D:05 00:00:01.48 12211 02/46 ++ 1. Rxg7+! D:05 00:00:01.59 13306 02/46 +mat03 1. Rxg7+ Kxg7 2. Bh6+ Kxh6 3. Qg5# Correct! Position #159: r1b2r2/5P1p/ppn3pk/2p1p1Nq/1bP1PQ2/3P4/PB4BP/1R3RK1 w - - 0 1 PosEdge: +0.07 P [White] Solution: Ne6+ D:01 00:00:00.00 1 01/40 -2.00 1. Nxh7+ D:01 00:00:00.00 3 03/40 -1.95 1. Bxe5 D:01 00:00:00.00 4 04/40 +0.00 1. a3 D:01 00:00:00.00 6 06/40 +0.01 1. d4 D:01 00:00:00.01 13 13/40 +0.03 1. Rbd1 D:02 00:00:00.02 92 04/40 ++ 1. Bxe5 D:02 00:00:00.02 130 04/40 +1.04 1. Bxe5 Bg4 D:03 00:00:00.22 2091 40/40 ++ 1. Ne6+ D:03 00:00:00.23 2211 40/40 +4.97 1. Ne6+ g5 2. Nxf8 D:04 00:00:00.93 6171 40/40 -- 1. Ne6+ g5 2. Nxf8 D:04 00:00:00.97 6636 01/40 +1.01 1. Ne6+ g5 2. Qxg5+ Qxg5 D:05 00:00:01.88 14738 01/40 ++ 1. Ne6+ D:05 00:00:02.18 18192 01/40 +4.97 1. Ne6+ g5 2. Qf6+ Qg6 3. Nxf8 D:06 00:00:08.02 81770 01/40 +4.93 1. Ne6+ g5 2. Qf6+ Qg6 3. Nxf8 Bg4 D:07 00:00:37.54 311288 01/40 +4.97 1. Ne6+ g5 2. Qf6+ Qg6 3. Qxg6+ Kxg6 4. Nxf8+ Correct! Position #160: qn1kr2r/1pRbb3/pP5p/P2pP1pP/3N1pQ1/3B4/3B1PP1/R5K1 w - - 0 1 PosEdge: +0.11 P [White] Solution: Qxd7+ D:01 00:00:00.00 1 01/59 -1.99 1. Rxd7+ D:01 00:00:00.00 8 08/59 +0.01 1. f3 D:01 00:00:00.01 10 10/59 +0.02 1. e6 D:01 00:00:00.01 16 16/59 +0.03 1. Rd1 D:02 00:00:00.02 80 02/59 ++ 1. Rxd7+ D:02 00:00:00.02 99 02/59 +0.99 1. Rxd7+ Nxd7 D:03 00:00:00.05 387 03/59 +mat02 1. Qxd7+ D:03 00:00:00.07 560 05/59 +mat02 1. Qxd7+ Nxd7 2. Ne6# Correct! Position #161: 3r3k/3r1P1p/pp1Nn3/2pp4/7Q/6R1/Pq4PP/5RK1 w - - 0 1 PosEdge: -0.97 P [White] Solution: Qxd8+ D:01 00:00:00.00 1 01/52 -3.97 1. Qxd8+ D:01 00:00:00.00 3 03/52 +7.92 1. f8=Q+ D:02 00:00:00.03 166 52/52 -- 1. f8=Q+ D:02 00:00:00.03 211 01/52 +1.94 1. f8=Q+ Nxf8 D:03 00:00:00.07 470 02/52 ++ 1. Qxd8+ D:03 00:00:00.08 552 02/52 +3.92 1. Qxd8+ Rxd8 2. f8=Q+ D:04 00:00:02.24 14540 52/52 -- 1. Qxd8+ Rxd8 2. f8=Q+ D:04 00:00:02.26 14779 01/52 -2.06 1. Qxd8+ Rxd8 2. f8=Q+ Nxf8 D:04 00:00:02.29 15092 03/52 ++ 1. f8=Q+! D:04 00:00:02.34 15520 03/52 +0.94 1. f8=Q+ Rxf8 2. Nf7+ Rdxf7 D:05 00:00:06.11 47881 07/52 +0.88 1. a3 Rxd6 2. Qxd8+ Rxd8 3. f8=Q+ D:05 00:00:07.57 57085 09/52 ++ 1. a4! D:05 00:00:09.11 66571 09/52 +0.89 1. a4 Rxd6 2. Qxd8+ Rxd8 3. f8=Q+ D:05 00:00:10.67 75374 10/52 ++ 1. Kh1! D:05 00:00:13.01 88002 10/52 ++ 1. Kh1 D:05 00:00:15.64 104724 10/52 +1.97 1. Kh1 Rxd6 2. Qe7 Rf8 3. Qxd6 D:05 00:00:19.35 131923 22/52 ++ 1. Rb3! D:05 00:00:24.44 170640 22/52 +3.92 1. Rb3 Qe5 2. Qxd8+ Rxd8 3. f8=Q+ D:05 00:00:35.70 262853 40/52 ++ 1. Qg4! D:05 00:00:46.39 357068 40/52 +4.99 1. Qg4 Ng5 2. Qxd7 Qd4+ 3. Kh1 Wrong! Position #162: r3kbnr/p4ppp/2p1p3/8/Q1B3b1/2N1B3/PP3PqP/R3K2R w KQkq - 0 1 PosEdge: -2.01 P [White] Solution: Bd5 D:01 00:00:00.00 1 01/46 -1.98 1. Bxe6 D:01 00:00:00.00 5 05/46 +0.00 1. a3 D:01 00:00:00.00 6 06/46 +0.01 1. b3 D:01 00:00:00.01 9 09/46 +0.02 1. b4 D:02 00:00:00.03 131 12/46 -0.39 1. Kd2 O-O-O D:03 00:00:00.09 526 01/46 -0.31 1. Kd2 O-O-O 2. Kc1 D:03 00:00:00.32 1482 16/46 ++ 1. Rf1! D:03 00:00:00.37 1772 16/46 -0.12 1. Rf1 Qxh2 2. Qxc6+ D:04 00:00:00.70 5573 01/46 -0.29 1. Rf1 O-O-O 2. Qxa7 Qxh2 D:05 00:00:03.36 24720 01/46 -0.12 1. Rf1 a5 2. Bd4 Qxh2 3. Qxc6+ D:05 00:00:07.13 74948 45/46 ++ 1. Bd5! D:05 00:00:07.66 79638 45/46 ++ 1. Bd5 D:05 00:00:08.88 93279 45/46 +3.15 1. Bd5 exd5 2. Qxc6+ Bd7 3. Qxa8+ D:06 00:00:34.95 343026 01/46 -0.57 1. Bd5 exd5 2. Qxc6+ Ke7 3. Nxd5+ Kd8 D:06 00:00:56.91 527364 17/46 ++ 1. Rf1! Wrong! Position #163: 5rk1/2p4p/2p4r/3P4/4p1b1/1Q2NqPp/PP3P1K/R4R2 b - - 0 1 PosEdge: -0.07 P [White] Solution: Qg2+ D:01 00:00:00.00 1 01/36 -7.99 1. ... Qxg3+ D:01 00:00:00.00 2 02/36 -5.98 1. ... Qxe3 D:01 00:00:00.00 4 04/36 +0.13 1. ... cxd5 D:02 00:00:00.01 73 01/36 +0.12 1. ... cxd5 2. Nxd5 D:03 00:00:00.06 345 01/36 +0.14 1. ... cxd5 2. Qxd5+ Kh8 D:04 00:00:00.30 3540 01/36 +0.04 1. ... cxd5 2. Qxd5+ Kh8 3. Kg1 D:05 00:00:01.62 14529 01/36 +0.13 1. ... cxd5 2. Qxd5+ Kh8 3. Rad1 c5 D:06 00:00:08.17 97551 01/36 +0.02 1. ... cxd5 2. Qxd5+ Re6 3. Kg1 c6 4. Rad1 D:07 00:00:45.50 432709 01/36 +0.12 1. ... cxd5 2. Qxd5+ Be6 3. Qc5 Qe2 4. Qxc7 Qxb2 Wrong! Position #164: 8/6pp/4p3/1p1n4/1NbkN1P1/P4P1P/1PR3K1/r7 w - - 0 1 PosEdge: +0.97 P [White] Solution: Rxc4+ D:01 00:00:00.00 1 01/27 +0.01 1. Nxd5 D:02 00:00:00.01 60 01/27 -0.01 1. Nxd5 exd5 D:02 00:00:00.01 146 12/27 ++ 1. Rd2+! D:02 00:00:00.02 179 12/27 +0.00 1. Rd2+ Ke3 D:02 00:00:00.02 228 19/27 ++ 1. Nc6+! D:02 00:00:00.02 262 19/27 +0.01 1. Nc6+ Kd3 D:03 00:00:00.03 354 01/27 +0.03 1. Nc6+ Kd3 2. b4 D:04 00:00:00.16 1530 01/27 -0.01 1. Nc6+ Ke3 2. h4 Ra2 D:04 00:00:00.26 2708 13/27 ++ 1. Rd2+! D:04 00:00:00.27 2836 13/27 ++ 1. Rd2+ D:04 00:00:00.29 3049 13/27 +1.04 1. Rd2+ Ke3 2. Nxd5+ exd5 D:05 00:00:01.84 22803 27/27 -- 1. Rd2+ Ke3 2. Nxd5+ exd5 D:05 00:00:01.97 24509 01/27 +0.04 1. Rd2+ Ke5 2. Nc6+ Kf4 3. Rd1 D:06 00:00:03.77 46961 01/27 -0.01 1. Rd2+ Ke5 2. Nc6+ Kf4 3. h4 Ra2 D:06 00:00:05.24 65869 02/27 ++ 1. Nxd5! D:06 00:00:07.21 91085 02/27 +0.00 1. Nxd5 exd5 2. Ng5 h6 3. Rd2+ Ke3 D:07 00:00:21.09 248459 01/27 +0.05 1. Nxd5 exd5 2. Ng5 Bf1+ 3. Kf2 Bd3 4. Rc7 D:07 00:00:22.10 261232 02/27 ++ 1. Rxc4+! D:07 00:00:23.12 274021 02/27 ++ 1. Rxc4+ D:07 00:00:25.42 303035 02/27 +2.12 1. Rxc4+ Kxc4 2. Nd2+ Kd4 3. Nb3+ Ke3 4. Nxa1 Correct! Position #165: 1r5k/p1p3pp/8/8/4p3/P1P1R3/1P1Q1qr1/2KR4 w - - 0 1 PosEdge: -2.05 P [White] Solution: Re2 D:01 00:00:00.00 1 01/27 +1.05 1. Rxe4 D:02 00:00:00.01 72 01/27 +1.02 1. Rxe4 Rd8 D:03 00:00:00.04 276 02/27 +1.05 1. Qxf2 Rxf2 2. Rxe4 D:04 00:00:00.20 2002 01/27 +1.02 1. Qxf2 Rxf2 2. Rxe4 Rd8 D:05 00:00:01.39 10665 02/27 +0.99 1. Rxe4 Qxd2+ 2. Rxd2 Rxd2 3. Kxd2 D:05 00:00:02.34 26049 21/27 ++ 1. Qd8+! D:05 00:00:02.44 27314 21/27 +1.03 1. Qd8+ Qf8 2. Qxf8+ Rxf8 3. Rxe4 D:06 00:00:03.45 37086 01/27 +1.00 1. Qd8+ Qf8 2. Qxf8+ Rxf8 3. Rxe4 Rff2 D:06 00:00:14.78 136881 23/27 ++ 1. Re2! D:06 00:00:19.01 190151 23/27 +1.01 1. Re2 e3 2. Rxf2 exd2+ 3. Rfxd2 Rd8 Correct! Position #166: r3r1k1/5pp1/p1p4p/2Pp4/8/q1NQP1BP/5PP1/4K2R b K - 0 1 PosEdge: +0.01 P [White] Solution: d4 D:01 00:00:00.00 1 01/32 -4.00 1. ... Rxe3+ D:01 00:00:00.00 2 02/32 +1.03 1. ... Qxc5 D:02 00:00:00.02 193 32/32 -- 1. ... Qxc5 D:02 00:00:00.03 236 01/32 +0.34 1. ... Qxc5 2. O-O D:03 00:00:00.08 603 01/32 +0.37 1. ... Qxc5 2. O-O Rad8 D:03 00:00:00.15 1178 14/32 ++ 1. ... Qc1+! D:03 00:00:00.15 1228 14/32 ++ 1. ... Qc1+ D:03 00:00:00.17 1343 14/32 +1.05 1. ... Qc1+ 2. Nd1 Qxc5 D:04 00:00:01.25 9352 32/32 -- 1. ... Qc1+ 2. Nd1 Qxc5 D:04 00:00:01.28 9718 01/32 +0.38 1. ... Qc1+ 2. Nd1 Qxc5 3. O-O D:05 00:00:02.35 18106 01/32 +0.41 1. ... Qc1+ 2. Nd1 Qxc5 3. O-O Rad8 D:06 00:00:08.01 71642 01/32 +0.36 1. ... Qc1+ 2. Nd1 Qxc5 3. O-O d4 4. Be5 D:06 00:00:19.69 133352 05/32 ++ 1. ... d4! D:06 00:00:24.10 178992 05/32 ++ 1. ... d4 D:06 00:00:33.59 249752 05/32 +1.98 1. ... d4 2. Qxd4 Qa1+ 3. Qd1 Qxc3+ 4. Kf1 Correct! Position #167: 7Q/ppp2q2/3p2k1/P2Ppr1N/1PP5/7R/5rP1/6K1 b - - 0 1 PosEdge: -2.01 P [White] Solution: Rxg2+ D:01 00:00:00.02 1 01/31 -7.95 1. ... Qxd5 D:01 00:00:00.02 2 02/31 -2.01 1. ... Rxh5 D:01 00:00:00.02 5 04/31 +0.01 1. ... e4 D:01 00:00:00.02 9 08/31 +0.02 1. ... b5 D:02 00:00:00.03 79 03/31 ++ 1. ... Rxh5 D:02 00:00:00.04 113 03/31 +2.98 1. ... Rxh5 2. a6 D:03 00:00:00.16 1579 31/31 -- 1. ... Rxh5 2. a6 D:03 00:00:00.17 1713 01/31 -2.01 1. ... Rxh5 2. Qxh5+ Kf6 D:03 00:00:00.21 1938 04/31 ++ 1. ... e4! D:03 00:00:00.24 2272 04/31 -0.01 1. ... e4 2. Nf6 e3 D:03 00:00:00.31 2988 08/31 ++ 1. ... b5! D:03 00:00:00.35 3219 08/31 +0.02 1. ... b5 2. Rg3+ Rg5 D:03 00:00:00.36 3351 11/31 ++ 1. ... Rf1+! D:03 00:00:00.36 3424 11/31 +0.11 1. ... Rf1+ 2. Kh2 R5f2 D:04 00:00:00.46 4477 01/31 ++ 1. ... Rf1+ D:04 00:00:00.48 4640 01/31 +3.05 1. ... Rf1+ 2. Kh2 Rxh5 3. a6 D:05 00:00:05.10 55045 31/31 -- 1. ... Rf1+ 2. Kh2 Rxh5 3. a6 D:05 00:00:05.37 58572 01/31 +0.09 1. ... Rf1+ 2. Kh2 b5 3. Rg3+ Rg5 D:06 00:00:14.04 146136 01/31 +0.03 1. ... Rf1+ 2. Kh2 Qf8 3. Rg3+ Kf7 4. Rg7+ Wrong! Position #168: r3k2r/pb1q1p2/8/2p1pP2/4p1p1/B1P1Q1P1/P1P3K1/R4R2 b kq - 0 1 PosEdge: -1.05 P [White] Solution: Qd2+ D:01 00:00:00.07 1 01/40 -7.97 1. ... Qxf5 D:01 00:00:00.07 2 02/40 +0.41 1. ... O-O-O D:02 00:00:00.08 93 04/40 -0.07 1. ... c4 2. Kg1 D:03 00:00:00.12 428 01/40 +0.06 1. ... c4 2. Qc5 Rh2+ D:03 00:00:00.17 946 12/40 ++ 1. ... Ba6! D:03 00:00:00.21 1094 12/40 +0.41 1. ... Ba6 2. Rf2 O-O-O D:04 00:00:01.14 5106 05/40 -0.08 1. ... c4 2. Kg1 Bd5 3. Bc5 D:05 00:00:04.99 24089 01/40 +0.03 1. ... c4 2. Bc5 a5 3. Qg5 Rh2+ D:05 00:00:07.10 42224 16/40 ++ 1. ... Qd2+! D:05 00:00:07.25 43230 16/40 +0.05 1. ... Qd2+ 2. Qxd2 e3+ 3. Qd5 Bxd5+ D:05 00:00:07.84 47580 18/40 ++ 1. ... Qa4! D:05 00:00:09.00 52031 18/40 +0.23 1. ... Qa4 2. Bxc5 Qxc2+ 3. Rf2 O-O-O D:06 00:00:18.90 117268 01/40 -0.22 1. ... Qa4 2. Bxc5 Qxc2+ 3. Rf2 Qd3 4. Kg1 D:06 00:00:26.58 182829 05/40 ++ 1. ... c4! D:06 00:00:38.00 265067 05/40 -0.10 1. ... c4 2. Kg1 Rh3 3. Rad1 Bd5 4. Bc5 Wrong! Position #169: 5rk1/1pp3bp/3p2p1/2PPp3/1P2P3/2Q1B3/4q1PP/R5K1 b - - 0 1 PosEdge: +0.06 P [White] Solution: Bh6 D:01 00:00:00.00 1 01/41 -5.98 1. ... Qxe3+ D:01 00:00:00.00 3 03/41 -0.11 1. ... dxc5 D:01 00:00:00.00 4 04/41 +0.01 1. ... g5 D:01 00:00:00.01 8 08/41 +0.02 1. ... b5 D:01 00:00:00.01 31 31/41 +0.03 1. ... Rf2 D:02 00:00:00.02 92 04/41 -0.02 1. ... dxc5 2. Bxc5 D:03 00:00:00.09 525 01/41 +0.02 1. ... dxc5 2. bxc5 Rf2 D:03 00:00:00.50 1504 23/41 ++ 1. ... Qg4! D:03 00:00:00.53 1718 23/41 +0.03 1. ... Qg4 2. Qc2 Rf2 D:04 00:00:01.36 4180 01/41 -0.02 1. ... Qg4 2. Qc2 dxc5 3. Bxc5 D:04 00:00:02.24 7602 10/41 ++ 1. ... h5! D:04 00:00:02.52 9754 10/41 -0.01 1. ... h5 2. cxd6 cxd6 3. Ra7 D:05 00:00:04.90 24457 01/41 +0.01 1. ... h5 2. Re1 Qg4 3. Qc2 Rf2 D:05 00:00:07.86 43652 09/41 ++ 1. ... b5! D:05 00:00:09.20 52257 09/41 +0.02 1. ... b5 2. Re1 Qg4 3. Qc2 Rf2 D:06 00:00:19.37 146145 01/41 -0.03 1. ... b5 2. Re1 Qg4 3. Qd3 Qd7 4. c6 D:06 00:00:34.77 264466 08/41 ++ 1. ... h6! D:06 00:00:45.26 352834 08/41 -0.02 1. ... h6 2. Re1 Qb5 3. cxd6 cxd6 4. Bc5 D:06 00:00:51.99 404780 09/41 ++ 1. ... h5! Wrong! Position #170: 5r1k/6Rp/1p2p3/p2pBp2/1qnP4/4P3/Q4PPP/6K1 w - - 0 1 PosEdge: -1.01 P [White] Solution: Qxc4 D:01 00:00:00.02 1 01/38 -4.00 1. Rxh7+ D:01 00:00:00.02 4 04/38 -0.03 1. f3 D:01 00:00:00.02 6 06/38 -0.02 1. h3 D:01 00:00:00.02 7 07/38 +0.01 1. e4 D:02 00:00:00.03 88 06/38 -0.06 1. g3 a4 D:02 00:00:00.04 122 07/38 ++ 1. h3! D:02 00:00:00.04 155 07/38 -0.03 1. h3 a4 D:02 00:00:00.05 195 11/38 ++ 1. Kf1! D:02 00:00:00.05 228 11/38 -0.01 1. Kf1 a4 D:02 00:00:00.07 329 32/38 ++ 1. Ra7+! D:02 00:00:00.07 362 32/38 +0.00 1. Ra7+ Kg8 D:03 00:00:00.08 526 01/38 -0.09 1. Ra7+ Nxe5 2. dxe5 D:04 00:00:01.34 5357 38/38 -- 1. Ra7+ Nxe5 2. dxe5 D:04 00:00:01.47 5903 01/38 -3.04 1. Ra7+ Nxe5 2. Kf1 a4 D:05 00:00:03.13 12776 01/38 -3.03 1. Ra7+ Nxe5 2. Kf1 Qc4+ 3. Qxc4 D:05 00:00:03.73 16562 04/38 ++ 1. Qxc4! D:05 00:00:04.44 18479 04/38 ++ 1. Qxc4 D:05 00:00:08.17 33556 04/38 +3.04 1. Qxc4 Qb1+ 2. Qf1 Qxf1+ 3. Kxf1 D:06 00:00:15.41 95761 01/38 +3.03 1. Qxc4 Qb1+ 2. Qf1 Qxf1+ 3. Kxf1 a4 Correct! Position #171: 2rq4/1b2b1kp/p3p1p1/1p1nNp2/7P/1B2B1Q1/PP3PP1/3R2K1 w - - 0 1 PosEdge: -1.01 P [White] Solution: Bh6+ D:01 00:00:00.02 1 01/45 -2.00 1. Nxg6 D:01 00:00:00.02 3 03/45 +0.03 1. Bxd5 D:02 00:00:00.03 89 01/45 ++ 1. Bxd5 D:02 00:00:00.03 133 01/45 +1.06 1. Bxd5 exd5 D:03 00:00:00.28 2346 45/45 -- 1. Bxd5 exd5 D:03 00:00:00.32 2517 01/45 +0.01 1. Bxd5 Bxd5 2. b4 D:04 00:00:00.73 6817 01/45 -0.10 1. Bxd5 Bxd5 2. b3 Kf8 D:04 00:00:01.11 9902 07/45 ++ 1. h5! D:04 00:00:01.38 12513 07/45 -0.06 1. h5 Bh4 2. h6+ Kf8 D:04 00:00:01.86 16226 20/45 ++ 1. Rd4! D:04 00:00:02.34 18811 20/45 ++ 1. Rd4 D:04 00:00:02.67 21683 20/45 +0.91 1. Rd4 Nxe3 2. Rxd8 Rxd8 D:05 00:00:14.62 131540 45/45 -- 1. Rd4 Nxe3 2. Rxd8 Rxd8 D:05 00:00:18.32 150508 01/45 -0.11 1. Rd4 Kg8 2. Bxd5 Bxd5 3. b4 D:05 00:00:20.27 158429 04/45 ++ 1. Bxd5! D:05 00:00:22.22 166287 04/45 -0.08 1. Bxd5 Bxd5 2. h5 Kf8 3. h6 D:05 00:00:24.65 179532 08/45 ++ 1. h5! D:05 00:00:27.45 193321 08/45 -0.03 1. h5 Bh4 2. h6+ Kf8 3. Bxd5 D:06 00:00:53.09 422586 01/45 +0.16 1. h5 Bh4 2. Qh2 gxh5 3. Bxd5 exd5 Wrong! Position #172: 5r1k/p5pp/8/1P1pq3/P1p2nR1/Q7/5BPP/6K1 b - - 0 1 PosEdge: -1.07 P [White] Solution: Qe1+ D:01 00:00:00.00 1 01/43 -1.83 1. ... Nxg2 D:01 00:00:00.00 2 02/43 +0.02 1. ... c3 D:02 00:00:00.07 125 11/43 +0.00 1. ... Ne2+ 2. Kf1 D:03 00:00:00.11 314 01/43 ++ 1. ... Ne2+ D:03 00:00:00.12 402 01/43 +1.17 1. ... Ne2+ 2. Kf1 Qxh2 D:04 00:00:01.83 13147 01/43 -0.02 1. ... Ne2+ 2. Kf1 Kg8 3. b6 D:04 00:00:02.21 15924 11/43 ++ 1. ... Kg8! D:04 00:00:02.59 18030 11/43 -0.01 1. ... Kg8 2. a5 Ne2+ 3. Kf1 D:04 00:00:03.70 26917 41/43 ++ 1. ... Rd8! D:04 00:00:03.89 28904 41/43 +0.00 1. ... Rd8 2. a5 Ne2+ 3. Kf1 D:05 00:00:05.44 41405 01/43 +0.02 1. ... Rd8 2. Be3 Ne2+ 3. Kh1 c3 D:05 00:00:06.77 52353 12/43 ++ 1. ... Ne2+! D:05 00:00:07.12 55457 12/43 +0.03 1. ... Ne2+ 2. Kf1 Rd8 3. Bg3 c3 D:05 00:00:08.52 67181 19/43 ++ 1. ... Qe1+! D:05 00:00:08.61 67535 19/43 ++ 1. ... Qe1+ D:05 00:00:08.72 68267 19/43 +mat03 1. ... Qe1+ 2. Bxe1 Ne2+ 3. Kh1 Rf1# Correct! Position #173: 2r1b3/1pp1qrk1/p1n1P1p1/7R/2B1p3/4Q1P1/PP3PP1/3R2K1 w - - 0 1 PosEdge: -1.93 P [White] Solution: Qh6+ D:01 00:00:00.03 1 01/61 -2.03 1. Bxa6 D:01 00:00:00.03 2 02/61 +1.05 1. Qxe4 D:01 00:00:00.03 3 03/61 +3.91 1. exf7 D:02 00:00:00.07 310 61/61 -- 1. exf7 D:02 00:00:00.07 348 01/61 -0.10 1. exf7 gxh5 D:03 00:00:00.22 726 01/61 ++ 1. exf7 D:03 00:00:00.29 952 01/61 +3.96 1. exf7 Bxf7 2. Rh7+ D:04 00:00:01.95 11556 40/61 ++ 1. Qh6+ D:04 00:00:02.01 11910 40/61 +4.88 1. Qh6+ Kf6 2. exf7 Rd8 D:05 00:00:03.17 19235 01/61 ++ 1. Qh6+ D:05 00:00:03.58 22433 01/61 +mat03 1. Qh6+ Kf6 2. Rf5+ Kxf5 3. Qf4# Correct! Position #174: 2r2rk1/6p1/p3pq1p/1p1b1p2/3P1n2/PP3N2/3N1PPP/1Q2RR1K b - - 0 1 PosEdge: -0.03 P [White] Solution: Nxg2 D:01 00:00:00.03 1 01/44 -7.96 1. ... Qxd4 D:01 00:00:00.03 2 02/44 +0.01 1. ... Bxf3 D:01 00:00:00.03 10 10/44 +0.02 1. ... g5 D:01 00:00:00.03 32 32/44 +0.05 1. ... Rc2 D:02 00:00:00.04 79 03/44 -0.02 1. ... Bxf3 2. Nxf3 D:02 00:00:00.04 120 07/44 ++ 1. ... a5! D:02 00:00:00.05 150 07/44 -0.01 1. ... a5 2. Nc4 D:02 00:00:00.06 260 11/44 ++ 1. ... g5! D:02 00:00:00.07 290 11/44 +0.00 1. ... g5 2. Nc4 D:02 00:00:00.09 442 40/44 ++ 1. ... Rcd8! D:02 00:00:00.09 472 40/44 +0.01 1. ... Rcd8 2. Nc4 D:03 00:00:00.12 754 01/44 +0.03 1. ... Rcd8 2. Ne5 g5 D:03 00:00:00.24 1331 07/44 ++ 1. ... a5! D:03 00:00:00.31 1824 07/44 +0.04 1. ... a5 2. Ne5 Rc2 D:03 00:00:00.47 3130 11/44 ++ 1. ... g5! D:03 00:00:00.55 3684 11/44 +0.05 1. ... g5 2. Ne5 Rc2 D:03 00:00:00.72 4628 28/44 ++ 1. ... Qg6! D:03 00:00:00.79 4803 28/44 +0.07 1. ... Qg6 2. Rg1 Rc2 D:04 00:00:01.03 7016 01/44 +0.03 1. ... Qg6 2. g3 Bxf3+ 3. Nxf3 D:05 00:00:03.28 25006 01/44 +0.06 1. ... Qg6 2. Rg1 a5 3. Ne5 Rc2 D:05 00:00:06.19 52385 07/44 ++ 1. ... a5! D:05 00:00:08.70 75414 07/44 +0.07 1. ... a5 2. a4 Qg6 3. Rg1 Rc2 D:06 00:00:28.13 255428 01/44 +0.02 1. ... a5 2. Kg1 Rcd8 3. a4 bxa4 4. bxa4 D:06 00:00:33.32 297965 05/44 ++ 1. ... Nxg2! D:06 00:00:36.16 325593 05/44 ++ 1. ... Nxg2 D:06 00:00:42.04 369914 05/44 +1.21 1. ... Nxg2 2. Kxg2 Qg5+ 3. Kh1 Qxd2 4. a4 Correct! Position #175: r5k1/pppb3p/2np1n2/8/3PqNpP/3Q2P1/PPP5/R4RK1 w - - 0 1 PosEdge: -1.00 P [White] Solution: Nh5 D:01 00:00:00.00 1 01/39 +0.00 1. Qxe4 D:01 00:00:00.00 3 03/39 +0.01 1. b3 D:01 00:00:00.00 8 08/39 +0.02 1. b4 D:01 00:00:00.00 16 14/39 +0.03 1. Rad1 D:02 00:00:00.04 88 01/39 +0.00 1. Rad1 Rd8 D:03 00:00:00.12 483 02/39 +0.01 1. Qxe4 Nxe4 2. Rad1 D:03 00:00:00.27 1539 26/39 ++ 1. Qb3+! D:03 00:00:00.30 1597 26/39 ++ 1. Qb3+ D:03 00:00:00.31 1693 26/39 +0.99 1. Qb3+ d5 2. Qxb7 D:04 00:00:01.37 7991 39/39 -- 1. Qb3+ d5 2. Qxb7 D:04 00:00:01.52 8905 01/39 -0.01 1. Qb3+ d5 2. Rad1 Rd8 D:04 00:00:02.20 13440 30/39 ++ 1. Qc4+! D:04 00:00:02.38 14793 30/39 +0.00 1. Qc4+ Kf8 2. Rad1 Rd8 D:05 00:00:03.35 23142 02/39 +0.00 1. Qxe4 Nxe4 2. d5 Nb4 3. Rad1 D:05 00:00:06.99 50442 15/39 ++ 1. Rad1! D:05 00:00:08.37 60632 15/39 +0.02 1. Rad1 Qxd3 2. Nxd3 Rf8 3. b4 D:05 00:00:11.78 92239 37/39 ++ 1. Nh5! D:05 00:00:12.17 94744 37/39 ++ 1. Nh5 D:05 00:00:13.11 101016 37/39 +1.97 1. Nh5 Qxd4+ 2. Qxd4 Nxd4 3. Nxf6+ D:06 00:00:14.69 124112 01/39 +1.97 1. Nh5 Qxd4+ 2. Qxd4 Nxd4 3. Nxf6+ Kf8 D:07 00:00:47.12 310411 01/39 ++ 1. Nh5 Correct! Position #176: r1bq3r/ppp2pk1/3p1pp1/8/2BbPQ2/2NP2P1/PPP4P/R4R1K b - - 0 1 PosEdge: +0.06 P [White] Solution: Rxh2+ D:01 00:00:00.00 1 01/39 -3.95 1. ... Rxh2+ D:01 00:00:00.00 2 02/39 +0.00 1. ... Bxc3 D:01 00:00:00.00 3 03/39 +0.01 1. ... d5 D:01 00:00:00.00 10 10/39 +0.02 1. ... b5 D:01 00:00:00.01 14 13/39 +0.10 1. ... Kf8 D:02 00:00:00.02 87 01/39 +0.07 1. ... Kf8 2. Rad1 D:03 00:00:00.15 551 01/39 +0.11 1. ... Kf8 2. Rad1 Bg4 D:03 00:00:00.18 724 03/39 ++ 1. ... Bxc3! D:03 00:00:00.21 878 03/39 +0.17 1. ... Bxc3 2. bxc3 Kf8 D:04 00:00:00.97 4965 01/39 +0.14 1. ... Bxc3 2. bxc3 Kf8 3. Rad1 D:05 00:00:05.06 37431 05/39 +0.12 1. ... g5 2. Qd2 Kf8 3. Rad1 Bg4 D:05 00:00:08.98 61082 08/39 ++ 1. ... c6! D:05 00:00:11.20 76750 08/39 +0.15 1. ... c6 2. Rad1 Bxc3 3. bxc3 Kf8 D:05 00:00:16.98 117677 19/39 ++ 1. ... Be5! D:05 00:00:17.56 122500 19/39 +0.17 1. ... Be5 2. Qf2 Bxc3 3. bxc3 Kf8 D:05 00:00:20.09 140528 25/39 ++ 1. ... Be6! D:05 00:00:21.99 154228 25/39 +0.18 1. ... Be6 2. Bb5 Bxc3 3. bxc3 Kf8 D:06 00:00:42.06 304051 01/39 +0.13 1. ... Be6 2. Qd2 Bxc4 3. dxc4 c5 4. Rad1 D:06 00:00:47.95 368656 03/39 ++ 1. ... Bxc3! D:06 00:00:55.01 441679 03/39 +0.15 1. ... Bxc3 2. bxc3 g5 3. Qd2 Kf8 4. Rad1 Wrong! Position #177: r1b3r1/4qk2/1nn1p1p1/3pPp1P/p4P2/1p3BQN/PKPBN3/3R3R b - - 0 1 PosEdge: +1.98 P [White] Solution: Qa3+ D:01 00:00:00.02 1 01/44 -1.98 1. ... Nxe5 D:01 00:00:00.02 2 02/44 +0.00 1. ... gxh5 D:01 00:00:00.02 3 03/44 +0.03 1. ... bxc2 D:01 00:00:00.03 10 09/44 +0.10 1. ... Ke8 D:02 00:00:00.04 95 01/44 +0.02 1. ... Ke8 2. Ka1 D:02 00:00:00.04 153 03/44 ++ 1. ... gxh5! D:02 00:00:00.05 203 03/44 +0.03 1. ... gxh5 2. Bxh5+ D:03 00:00:00.11 566 01/44 +0.13 1. ... gxh5 2. Bxh5+ Kf8 D:04 00:00:00.48 4845 01/44 +0.05 1. ... gxh5 2. Bxh5+ Kf8 3. Ka1 D:04 00:00:01.25 8793 19/44 ++ 1. ... Qa3+! D:04 00:00:01.29 9059 19/44 ++ 1. ... Qa3+ D:04 00:00:01.36 9524 19/44 +0.92 1. ... Qa3+ 2. Kb1 Qxa2+ 3. Kc1 D:05 00:00:02.32 14921 01/44 +mat03 1. ... Qa3+ D:05 00:00:02.44 17459 01/44 +mat03 1. ... Qa3+ 2. Kb1 Qxa2+ 3. Kc1 Qxc2# Correct! Position #178: 3r2k1/p1rn1p1p/1p2pp2/6q1/3PQNP1/5P2/P1P4R/R5K1 w - - 0 1 PosEdge: -0.99 P [White] Solution: Nxe6 D:01 00:00:00.22 1 01/45 -1.98 1. Nxe6 D:01 00:00:00.23 5 05/45 +0.00 1. a3 D:01 00:00:00.23 6 06/45 +0.01 1. c3 D:01 00:00:00.23 9 09/45 +0.02 1. c4 D:01 00:00:00.23 16 16/45 +0.03 1. Rd1 D:02 00:00:00.24 85 01/45 +0.01 1. Rd1 Nc5 D:02 00:00:00.24 128 03/45 ++ 1. Qxh7+! D:02 00:00:00.25 166 03/45 ++ 1. Qxh7+ D:02 00:00:00.25 205 03/45 +1.00 1. Qxh7+ Kf8 D:02 00:00:00.26 248 05/45 ++ 1. Rxh7! D:02 00:00:00.26 286 05/45 +1.03 1. Rxh7 Nc5 D:03 00:00:00.32 746 01/45 +1.07 1. Rxh7 b5 2. Rd1 D:04 00:00:00.78 4375 03/45 +1.00 1. Qxh7+ Kf8 2. Qh6+ Qxh6 D:04 00:00:01.77 12209 26/45 ++ 1. Rh5! D:04 00:00:01.98 14327 26/45 +1.03 1. Rh5 Qg7 2. Rxh7 Nc5 D:05 00:00:03.69 25796 03/45 +1.05 1. Qxh7+ Kf8 2. Qh8+ Qg8 3. Rh7 D:06 00:00:16.97 128545 01/45 +1.01 1. Qxh7+ Kf8 2. Qe4 f5 3. Rh8+ Qg8 Wrong! Position #179: r1b2r1k/pp4pp/3p4/3B4/8/1QN3Pn/PP3q1P/R3R2K b - - 0 1 PosEdge: -0.95 P [White] Solution: Qg1+ D:01 00:00:00.02 1 01/43 -7.99 1. ... Qxg3 D:01 00:00:00.02 4 04/43 -3.97 1. ... Qxe1+ D:01 00:00:00.02 5 05/43 +0.00 1. ... a6 D:01 00:00:00.03 6 06/43 +0.01 1. ... b6 D:01 00:00:00.03 10 10/43 +0.02 1. ... b5 D:01 00:00:00.03 30 29/43 +0.04 1. ... Nf4 D:02 00:00:00.04 109 06/43 -0.03 1. ... a6 2. Rad1 D:02 00:00:00.05 164 10/43 ++ 1. ... a5! D:02 00:00:00.06 208 10/43 -0.02 1. ... a5 2. Rad1 D:02 00:00:00.07 377 30/43 ++ 1. ... Ng5! D:02 00:00:00.08 423 30/43 +0.00 1. ... Ng5 2. Rad1 D:03 00:00:00.21 1751 26/43 -0.09 1. ... Qb6 2. Qxb6 axb6 D:04 00:00:00.46 4303 01/43 -0.12 1. ... Qb6 2. Qxb6 axb6 3. Rad1 D:04 00:00:01.14 9728 31/43 ++ 1. ... Rb8! D:04 00:00:01.62 14633 31/43 -0.04 1. ... Rb8 2. Nb5 Rd8 3. Rad1 D:05 00:00:03.79 32806 01/43 -0.06 1. ... Rb8 2. Re2 Qb6 3. Qxb6 axb6 D:05 00:00:06.05 55782 15/43 ++ 1. ... Qg1+! D:05 00:00:06.08 56158 15/43 ++ 1. ... Qg1+ D:05 00:00:06.15 57076 15/43 +mat03 1. ... Qg1+ 2. Rxg1 Nf2+ 3. Kg2 Bh3# Correct! Position #180: r1q2rk1/p3bppb/3p1n1p/2nPp3/1p2P1P1/6NP/PP2QPB1/R1BNK2R b KQ - 0 1 PosEdge: -0.06 P [White] Solution: Nxd5 D:01 00:00:00.00 1 01/39 -7.98 1. ... Qxg4 D:01 00:00:00.00 2 02/39 -1.95 1. ... Bxe4 D:01 00:00:00.00 7 07/39 +0.02 1. ... b3 D:01 00:00:00.01 25 25/39 +0.03 1. ... Bf5 D:02 00:00:00.01 88 03/39 ++ 1. ... Bxe4 D:02 00:00:00.02 127 03/39 +0.69 1. ... Bxe4 2. O-O D:03 00:00:00.18 2039 39/39 -- 1. ... Bxe4 2. O-O D:03 00:00:00.21 2227 01/39 -1.97 1. ... Bxe4 2. Bxe4 Nfxe4 D:03 00:00:00.23 2372 03/39 ++ 1. ... Nxd5! D:03 00:00:00.26 2523 03/39 -1.94 1. ... Nxd5 2. exd5 Bc2 D:03 00:00:00.29 2826 07/39 ++ 1. ... b3! D:03 00:00:00.33 3122 07/39 -0.34 1. ... b3 2. O-O Bf5 D:04 00:00:00.66 6397 01/39 -0.23 1. ... b3 2. axb3 Bxe4 3. O-O D:04 00:00:00.84 8258 03/39 ++ 1. ... Bxe4! D:04 00:00:00.99 10063 03/39 ++ 1. ... Bxe4 D:04 00:00:01.22 12129 03/39 +0.69 1. ... Bxe4 2. Bxe4 Nfxe4 3. O-O D:05 00:00:10.22 103716 39/39 -- 1. ... Bxe4 2. Bxe4 Nfxe4 3. O-O D:05 00:00:12.03 116222 01/39 -1.27 1. ... Bxe4 2. Nxe4 Nxd5 3. O-O b3 D:05 00:00:14.31 135055 07/39 ++ 1. ... b3! D:05 00:00:18.03 153869 07/39 -0.39 1. ... b3 2. O-O bxa2 3. Rxa2 Bf5 D:05 00:00:20.33 169859 09/39 ++ 1. ... a6! D:05 00:00:23.08 189125 09/39 -0.38 1. ... a6 2. O-O a5 3. Nf5 Bxf5 D:05 00:00:25.11 205557 11/39 ++ 1. ... a5! D:05 00:00:27.86 226342 11/39 -0.37 1. ... a5 2. O-O a4 3. Nf5 Bxf5 D:05 00:00:32.76 281062 32/39 ++ 1. ... Qb7! D:05 00:00:36.13 300015 32/39 -0.36 1. ... Qb7 2. O-O Rad8 3. Nf5 Bxf5 D:06 00:00:44.63 386599 01/39 -0.35 1. ... Qb7 2. f3 Qb6 3. Be3 Rad8 4. O-O Wrong! Position #181: r3k2r/2p2p2/p2p1n2/1p2p3/4P2p/1PPPPp1q/1P5P/R1N2QRK b kq - 0 1 PosEdge: -1.06 P [White] Solution: Ng4 D:01 00:00:00.00 1 01/36 -2.07 1. ... Nxe4 D:01 00:00:00.00 3 03/36 +0.00 1. ... Qxf1 D:01 00:00:00.01 4 04/36 +0.41 1. ... O-O-O D:02 00:00:00.02 67 04/36 -0.02 1. ... Qxf1 2. Rxf1 D:03 00:00:00.15 199 01/36 +0.37 1. ... Qxf1 2. Rxf1 O-O-O D:03 00:00:00.21 949 22/36 ++ 1. ... Ng4! D:03 00:00:00.22 1019 22/36 ++ 1. ... Ng4 D:03 00:00:00.25 1182 22/36 +4.15 1. ... Ng4 2. Rg2 fxg2+ D:04 00:00:00.45 2285 01/36 ++ 1. ... Ng4 D:04 00:00:00.51 3062 01/36 +5.15 1. ... Ng4 2. Rg2 fxg2+ 3. Kg1 D:05 00:00:01.89 9750 01/36 +5.15 1. ... Ng4 2. Rg2 Nxh2 3. Qg1 fxg2+ D:06 00:00:05.32 51685 01/36 +5.07 1. ... Ng4 2. Rg2 fxg2+ 3. Qxg2 Qxh2+ 4. Qxh2 D:07 00:00:34.07 264668 01/36 +5.08 1. ... Ng4 2. Rg2 fxg2+ 3. Qxg2 Qxg2+ 4. Kxg2 Nxe3+ Correct! Position #182: r1b2rk1/ppqn1p1p/2n1p1p1/2b3N1/2N5/PP1BP3/1B3PPP/R2QK2R w KQ - 0 1 PosEdge: +0.01 P [White] Solution: Qh5 D:01 00:00:00.00 1 01/51 -1.81 1. Nxh7 D:01 00:00:00.00 4 04/51 -1.79 1. Bxg6 D:01 00:00:00.00 5 05/51 +0.41 1. O-O D:02 00:00:00.01 93 01/51 +0.39 1. O-O b5 D:03 00:00:00.09 847 01/51 +0.43 1. O-O b5 2. Be5 D:04 00:00:00.80 7368 01/51 +0.38 1. O-O b5 2. Ne5 Ndxe5 D:05 00:00:05.99 54999 01/51 +0.42 1. O-O b5 2. Qh5 Rd8 3. Be5 D:05 00:00:07.39 64732 02/51 ++ 1. Nxh7! D:05 00:00:08.84 74468 02/51 ++ 1. Nxh7 D:05 00:00:11.14 91950 02/51 +1.53 1. Nxh7 Rd8 2. Ng5 b5 3. O-O D:05 00:00:22.84 182121 28/51 ++ 1. Qh5! D:05 00:00:24.01 194667 28/51 +3.11 1. Qh5 h6 2. Qxh6 Bb4+ 3. axb4 Correct! Position #183: 1r2k1r1/5p2/b3p3/1p2b1B1/3p3P/3B4/PP2KP2/2R3R1 w - - 0 1 PosEdge: -0.04 P [White] Solution: Bf6 D:01 00:00:00.02 1 01/46 -1.99 1. Bxb5+ D:01 00:00:00.02 2 02/46 +0.00 1. a3 D:01 00:00:00.02 3 03/46 +0.01 1. b3 D:01 00:00:00.02 7 07/46 +0.02 1. b4 D:01 00:00:00.02 9 09/46 +0.08 1. Kd1 D:02 00:00:00.03 75 01/46 +0.05 1. Kd1 Rd8 D:03 00:00:00.09 583 01/46 +0.11 1. Kd1 f5 2. Rc7 D:04 00:00:00.44 4426 03/46 -0.09 1. a3 f6 2. Bd2 Rg2 D:04 00:00:00.52 5365 04/46 ++ 1. b3! D:04 00:00:00.60 6331 04/46 -0.08 1. b3 f6 2. Bd2 Rg2 D:04 00:00:00.72 7499 06/46 ++ 1. h5! D:04 00:00:00.83 8932 06/46 -0.02 1. h5 Bh2 2. Rg4 Rd8 D:04 00:00:00.87 9722 07/46 ++ 1. a4! D:04 00:00:00.91 10511 07/46 ++ 1. a4 D:04 00:00:01.00 11642 07/46 +0.93 1. a4 bxa4 2. Bxa6 Rxb2+ D:04 00:00:01.31 14692 22/46 ++ 1. Rc5! D:04 00:00:01.38 15578 22/46 +1.01 1. Rc5 f6 2. Bxb5+ Bxb5+ D:05 00:00:14.29 143427 46/46 -- 1. Rc5 f6 2. Bxb5+ Bxb5+ D:05 00:00:15.46 153998 01/46 +0.08 1. Rc5 f6 2. Bh7 Rf8 3. Kd1 D:05 00:00:16.57 164359 04/46 ++ 1. b3! D:05 00:00:17.60 173923 04/46 +0.09 1. b3 Bh2 2. Rgd1 f5 3. Ke1 D:05 00:00:19.23 190102 08/46 ++ 1. b4! D:05 00:00:20.23 199483 08/46 +0.10 1. b4 Bh2 2. Rgd1 f5 3. Ke1 D:05 00:00:20.55 201578 09/46 ++ 1. f4! D:05 00:00:21.36 208313 09/46 +0.16 1. f4 Bg7 2. Kd1 f5 3. Rc7 D:06 00:00:31.28 303380 01/46 ++ 1. f4 D:06 00:00:35.19 338751 01/46 +1.03 1. f4 f6 2. fxe5 fxg5 3. hxg5 Rd8 Wrong! Position #184: 4kn2/r4p1r/p3bQ2/q1nNP1Np/1p5P/8/PPP3P1/2KR3R w - - 0 1 PosEdge: -0.92 P [White] Solution: Qe7+ D:01 00:00:00.00 1 01/46 -8.00 1. Qxf7+ D:01 00:00:00.00 2 02/46 -5.98 1. Qxe6+ D:01 00:00:00.01 3 03/46 +2.00 1. Nxh7 D:02 00:00:00.01 78 01/46 +1.96 1. Nxh7 Nxh7 D:03 00:00:00.05 295 01/46 +2.21 1. Nxh7 Nxh7 2. Kb1 D:03 00:00:00.23 2272 43/46 ++ 1. Qe7+! D:03 00:00:00.24 2337 43/46 ++ 1. Qe7+ D:03 00:00:00.25 2407 43/46 +mat02 1. Qe7+ Rxe7 2. Nf6# Correct! Position #185: 1r1rb1k1/2p3pp/p2q1p2/3PpP1Q/Pp1bP2N/1B5R/1P4PP/2B4K w - - 0 1 PosEdge: -2.00 P [White] Solution: Qxh7+ D:01 00:00:00.02 1 01/29 -6.00 1. Qxe8+ D:01 00:00:00.02 3 03/29 -0.16 1. g3 D:01 00:00:00.02 4 04/29 +0.01 1. a5 D:01 00:00:00.03 8 07/29 +0.02 1. Be3 D:01 00:00:00.03 9 08/29 +0.03 1. Bf4 D:01 00:00:00.03 10 09/29 +0.04 1. Bg5 D:02 00:00:00.05 121 22/29 -0.03 1. Qd1 Bb5 D:03 00:00:00.09 484 01/29 +0.02 1. Qd1 c5 2. Bg5 D:04 00:00:00.45 4742 01/29 -0.03 1. Qd1 c5 2. Bc4 Bb5 D:05 00:00:03.48 29551 01/29 +0.03 1. Qd1 c5 2. Nf3 a5 3. Bg5 D:06 00:00:33.23 331650 01/29 -0.01 1. Qd1 c5 2. Nf3 Bf2 3. Bc4 Bb5 D:06 00:00:51.85 478155 25/29 ++ 1. Qg4! Wrong! Position #186: r5r1/p1q2p1k/1p1R2pB/3pP3/6bQ/2p5/P1P1NPPP/6K1 w - - 0 1 PosEdge: -2.08 P [White] Solution: Bf8+ D:01 00:00:00.01 1 01/37 -4.00 1. Rxg6 D:01 00:00:00.01 3 03/37 +1.04 1. Rxd5 D:01 00:00:00.01 4 04/37 +3.04 1. Qxg4 D:02 00:00:00.03 206 37/37 -- 1. Qxg4 D:02 00:00:00.04 239 01/37 +0.04 1. Qxg4 Kxh6 D:03 00:00:00.07 520 01/37 ++ 1. Qxg4 D:03 00:00:00.10 672 01/37 +1.08 1. Qxg4 Kxh6 2. Rxd5 D:03 00:00:00.24 2197 32/37 ++ 1. Bd2+! D:03 00:00:00.25 2322 32/37 +1.09 1. Bd2+ Bh5 2. Rxd5 D:03 00:00:00.25 2370 33/37 ++ 1. Be3+! D:03 00:00:00.30 2496 33/37 +1.10 1. Be3+ Bh5 2. Rxd5 D:03 00:00:00.31 2544 34/37 ++ 1. Bf4+! D:03 00:00:00.32 2656 34/37 +1.11 1. Bf4+ Bh5 2. Rxd5 D:03 00:00:00.32 2703 35/37 ++ 1. Bg5+! D:03 00:00:00.34 2820 35/37 +1.12 1. Bg5+ Bh5 2. Rxd5 D:04 00:00:00.37 3169 01/37 +1.02 1. Bg5+ Bh5 2. Rxd5 Kh8 D:04 00:00:00.52 4842 05/37 ++ 1. Qxg4! D:04 00:00:00.64 6199 05/37 +1.05 1. Qxg4 Kxh6 2. Rxd5 Rad8 D:05 00:00:02.26 20175 01/37 +1.09 1. Qxg4 Kxh6 2. Rxd5 Rad8 3. Rd7 D:05 00:00:03.85 33122 05/37 ++ 1. Nxc3! D:05 00:00:05.17 43941 05/37 +1.20 1. Nxc3 Bh5 2. Nxd5 Qxc2 3. Rd7 D:05 00:00:11.65 97477 31/37 ++ 1. Bc1+! D:05 00:00:11.85 98648 31/37 ++ 1. Bc1+ D:05 00:00:12.93 107985 31/37 +1.60 1. Bc1+ Bh5 2. g4 Kh8 3. gxh5 D:05 00:00:13.40 111847 33/37 ++ 1. Be3+! D:05 00:00:14.71 121767 33/37 +1.62 1. Be3+ Bh5 2. g4 Kh8 3. gxh5 D:05 00:00:14.87 122814 34/37 ++ 1. Bf4+! D:05 00:00:15.75 130663 34/37 +1.63 1. Bf4+ Bh5 2. g4 Kh8 3. gxh5 D:05 00:00:15.90 131751 35/37 ++ 1. Bg5+! D:05 00:00:16.62 138590 35/37 +1.64 1. Bg5+ Bh5 2. g4 Kh8 3. gxh5 D:05 00:00:16.77 139782 37/37 ++ 1. Bf8+! D:05 00:00:16.95 141409 37/37 +mat03 1. Bf8+ Bh5 2. Qxh5+ gxh5 3. Rh6# Correct! Position #187: 6k1/5p2/p3p3/1p3qp1/2p1Qn2/2P1R3/PP1r1PPP/4R1K1 b - - 0 1 PosEdge: +1.86 P [White] Solution: Nh3+ D:01 00:00:00.00 1 01/36 +0.00 1. ... Qxe4 D:01 00:00:00.00 4 04/36 +1.00 1. ... Rxb2 D:02 00:00:00.01 71 01/36 +0.99 1. ... Rxb2 2. a4 D:03 00:00:00.04 317 01/36 +0.89 1. ... Rxb2 2. Qxf5 exf5 D:03 00:00:00.05 366 02/36 ++ 1. ... Qxe4! D:03 00:00:00.07 439 02/36 +1.00 1. ... Qxe4 2. Rxe4 Rxb2 D:04 00:00:00.22 2304 01/36 +0.99 1. ... Qxe4 2. Rxe4 Rxb2 3. a4 D:05 00:00:01.12 8848 01/36 +1.02 1. ... Qxe4 2. Rxe4 Rxb2 3. a3 f5 D:06 00:00:05.72 55209 01/36 +1.00 1. ... Qxe4 2. Rxe4 Nd3 3. R1e2 Rxb2 4. Re1 D:07 00:00:23.47 189342 01/36 ++ 1. ... Qxe4 D:07 00:00:30.70 265197 01/36 +1.92 1. ... Qxe4 2. Rxe4 Rxb2 3. a4 f5 4. R4e3 bxa4 D:07 00:00:44.42 427642 25/36 ++ 1. ... Nh3+! D:07 00:00:48.03 490411 25/36 +2.99 1. ... Nh3+ 2. Rxh3 Qxe4 3. Rh8+ Kxh8 4. Rxe4 Rxb2 Correct! Position #188: 3RNbk1/pp3p2/4rQpp/8/1qr5/7P/P4P2/3R2K1 w - - 0 1 PosEdge: -1.98 P [White] Solution: Qg7+ D:01 00:00:00.02 1 01/48 -8.00 1. Qxf7+ D:01 00:00:00.02 2 02/48 -7.99 1. Qxg6+ D:01 00:00:00.06 3 03/48 -3.99 1. Qxe6 D:01 00:00:00.06 4 04/48 +0.00 1. a3 D:01 00:00:00.07 5 05/48 +0.01 1. f3 D:01 00:00:00.07 8 08/48 +0.02 1. f4 D:01 00:00:00.07 42 42/48 +0.03 1. R8d7 D:01 00:00:00.08 46 46/48 +0.04 1. Nd6 D:02 00:00:00.10 172 25/48 -0.04 1. Qa1 Rc2 D:03 00:00:00.15 510 01/48 -0.01 1. Qa1 Re1+ 2. Rxe1 D:03 00:00:00.32 2030 35/48 ++ 1. Qg7+! D:03 00:00:00.33 2115 35/48 ++ 1. Qg7+ D:03 00:00:00.34 2202 35/48 +mat02 1. Qg7+ Bxg7 2. Nf6# Correct! Position #189: 3r1k2/1ppPR1n1/p2p1rP1/3P3p/4Rp1N/5K2/P1P2P2/8 w - - 0 1 PosEdge: +0.19 P [White] Solution: Re8+ D:01 00:00:00.00 1 01/23 -2.00 1. Rxg7 D:01 00:00:00.00 4 03/23 +0.00 1. a3 D:01 00:00:00.00 5 04/23 +0.01 1. c3 D:01 00:00:00.00 7 06/23 +0.02 1. c4 D:01 00:00:00.01 23 19/23 +0.04 1. Nf5 D:02 00:00:00.02 62 04/23 -0.03 1. a3 Nf5 D:02 00:00:00.02 84 05/23 ++ 1. c3! D:02 00:00:00.02 105 05/23 -0.02 1. c3 Nf5 D:02 00:00:00.03 143 07/23 ++ 1. c4! D:02 00:00:00.03 164 07/23 -0.01 1. c4 Nf5 D:02 00:00:00.04 256 22/23 ++ 1. Rf7+! D:02 00:00:00.04 277 22/23 +0.00 1. Rf7+ Kg8 D:03 00:00:00.08 559 04/23 +0.02 1. a3 b5 2. Nf5 D:03 00:00:00.10 746 05/23 ++ 1. c3! D:03 00:00:00.12 940 05/23 +0.03 1. c3 b5 2. Nf5 D:03 00:00:00.15 1213 07/23 ++ 1. c4! D:03 00:00:00.17 1392 07/23 +0.04 1. c4 b5 2. Nf5 D:04 00:00:00.32 2804 01/23 +0.00 1. c4 b5 2. Rf7+ Kg8 D:04 00:00:00.66 6191 23/23 ++ 1. Re8+! D:04 00:00:00.67 6260 23/23 ++ 1. Re8+ D:04 00:00:00.69 6430 23/23 +1.97 1. Re8+ Nxe8 2. dxe8=Q+ Rxe8 D:05 00:00:02.10 21740 23/23 -- 1. Re8+ Nxe8 2. dxe8=Q+ Rxe8 D:05 00:00:02.17 22482 01/23 +0.94 1. Re8+ Nxe8 2. Rxe8+ Rxe8 3. d8=Q D:06 00:00:06.08 61602 04/23 +1.00 1. a3 Kg8 2. Rxf4 Rxf4+ 3. Kxf4 Nf5 D:06 00:00:07.83 80271 05/23 ++ 1. c3! D:06 00:00:09.71 101442 05/23 +1.01 1. c3 Kg8 2. Rxf4 Rxf4+ 3. Kxf4 Nf5 D:06 00:00:12.18 129457 07/23 ++ 1. c4! D:06 00:00:13.76 147502 07/23 +1.02 1. c4 Kg8 2. Rxf4 Rxf4+ 3. Kxf4 Nf5 D:07 00:00:25.43 269735 01/23 +0.94 1. c4 b5 2. Re8+ Nxe8 3. Rxe8+ Rxe8 4. d8=Q D:07 00:00:47.75 522779 23/23 ++ 1. Re8+! D:07 00:00:48.75 535060 23/23 +1.07 1. Re8+ Nxe8 2. Rxe8+ Rxe8 3. g7+ Ke7 4. d8=Q+ Correct! Position #190: 8/p2b2kp/1q1p2p1/1P1Pp3/4P3/3B2P1/P2Q3P/2Nn3K b - - 0 1 PosEdge: +1.06 P [White] Solution: Bh3 D:01 00:00:00.02 1 01/35 -1.99 1. ... Bxb5 D:01 00:00:00.02 3 03/35 +0.01 1. ... g5 D:01 00:00:00.02 11 10/35 +0.10 1. ... Kf8 D:02 00:00:00.03 94 14/35 +0.04 1. ... Nf2+ 2. Kg1 D:03 00:00:00.05 219 01/35 +0.14 1. ... Nf2+ 2. Kg1 Kf8 D:04 00:00:00.14 1472 01/35 ++ 1. ... Nf2+ D:04 00:00:00.18 1873 01/35 +1.09 1. ... Nf2+ 2. Kg2 Bxb5 3. Kf1 D:05 00:00:03.60 38956 35/35 -- 1. ... Nf2+ 2. Kg2 Bxb5 3. Kf1 D:05 00:00:03.75 40727 01/35 +0.20 1. ... Nf2+ 2. Kg2 Nxd3 3. Qxd3 Kf8 D:06 00:00:06.35 75339 01/35 ++ 1. ... Nf2+ D:06 00:00:06.88 79630 01/35 +1.05 1. ... Nf2+ 2. Kg2 Nxd3 3. Nxd3 Bxb5 4. Kf1 D:07 00:00:19.21 176991 01/35 +1.15 1. ... Nf2+ 2. Kg2 Nxd3 3. Nxd3 Bxb5 4. Kf1 Kf8 Wrong! Position #191: 2r1Rn1k/1p1q2pp/p7/5p2/3P4/1B4P1/P1P1QP1P/6K1 w - - 0 1 PosEdge: +1.06 P [White] Solution: Qc4 D:01 00:00:00.00 1 01/43 -2.02 1. Rxf8+ D:01 00:00:00.00 2 02/43 +0.00 1. Rxc8 D:01 00:00:00.00 5 05/43 +0.01 1. c3 D:01 00:00:00.01 11 11/43 +0.02 1. c4 D:01 00:00:00.01 34 34/43 +0.03 1. Bd5 D:02 00:00:00.02 75 03/43 -0.02 1. Rxc8 Qxc8 D:03 00:00:00.06 253 01/43 +0.01 1. Rxc8 Qxc8 2. Bd5 D:03 00:00:00.16 1338 24/43 ++ 1. Qc4! D:03 00:00:00.23 1738 24/43 ++ 1. Qc4 D:03 00:00:00.30 2397 24/43 +3.98 1. Qc4 Qe6 2. Rxe6 D:04 00:00:00.51 4528 01/43 ++ 1. Qc4 D:04 00:00:00.73 6698 01/43 +4.98 1. Qc4 Qd5 2. Rxc8 b5 D:05 00:00:02.67 23018 01/43 ++ 1. Qc4 D:05 00:00:09.17 91635 01/43 +mat03 1. Qc4 Qd5 2. Qxd5 Rxe8 3. Qg8# Correct! Position #192: r3k3/ppp2Npp/4Bn2/2b5/1n1pp3/N4P2/PPP3qP/R2QKR2 b Qq - 0 1 PosEdge: +2.92 P [White] Solution: Nd3+ D:01 00:00:00.00 1 01/46 -2.01 1. ... Nxc2+ D:01 00:00:00.00 4 04/46 +1.00 1. ... Qxh2 D:02 00:00:00.01 86 01/46 +0.96 1. ... Qxh2 2. Nb5 D:02 00:00:00.01 126 02/46 ++ 1. ... Nxc2+! D:02 00:00:00.02 165 02/46 +0.99 1. ... Nxc2+ 2. Nxc2 D:03 00:00:00.08 617 04/46 +0.98 1. ... Qxh2 2. fxe4 Nxe4 D:04 00:00:00.39 4240 01/46 +0.94 1. ... Qxh2 2. fxe4 Nxe4 3. Nb5 D:04 00:00:00.54 6180 07/46 ++ 1. ... exf3! D:04 00:00:00.67 7965 07/46 +0.95 1. ... exf3 2. Qxf3 Nxc2+ 3. Nxc2 D:04 00:00:00.74 9384 08/46 ++ 1. ... d3! D:04 00:00:00.88 11620 08/46 +1.01 1. ... d3 2. Qd2 Nxc2+ 3. Nxc2 D:05 00:00:03.44 34091 05/46 +1.00 1. ... Qxh2 2. fxe4 Qg3+ 3. Rf2 Nxe4 D:05 00:00:08.36 86481 31/46 ++ 1. ... Nd3+! D:05 00:00:08.37 86571 31/46 ++ 1. ... Nd3+ D:05 00:00:08.70 90180 31/46 +5.88 1. ... Nd3+ 2. Qxd3 exd3 3. cxd3 Qxh2 D:06 00:00:12.44 124602 01/46 +5.84 1. ... Nd3+ 2. Qxd3 exd3 3. cxd3 Qxb2 4. Nb5 Correct! Position #193: 5bk1/p4ppp/Qp6/4B3/1P6/Pq2P1P1/2rr1P1P/R4RK1 b - - 0 1 PosEdge: +1.01 P [White] Solution: Qxe3 D:01 00:00:00.01 1 01/42 -1.97 1. ... Bxb4 D:01 00:00:00.01 6 06/42 +0.01 1. ... b5 D:01 00:00:00.01 40 40/42 +0.03 1. ... Bc5 D:02 00:00:00.02 102 06/42 +0.19 1. ... Rxf2 2. Qxa7 D:03 00:00:00.13 846 07/42 +0.01 1. ... f6 2. Bd4 Bc5 D:03 00:00:00.26 2429 38/42 ++ 1. ... Qd5! D:03 00:00:00.29 2663 38/42 +0.04 1. ... Qd5 2. Bd4 Bc5 D:04 00:00:00.46 4614 01/42 +0.20 1. ... Qd5 2. Bd4 Rxf2 3. Qxa7 D:05 00:00:17.08 176542 30/42 -0.03 1. ... Rd7 2. Rac1 Rxc1 3. Rxc1 Rd2 D:06 00:00:42.01 377295 01/42 -0.09 1. ... Rd7 2. Rac1 Rxc1 3. Rxc1 Rd1+ 4. Rxd1 Wrong! Position #194: 5rk1/ppq2ppp/2p5/4bN2/4P3/6Q1/PPP2PPP/3R2K1 w - - 0 1 PosEdge: +1.05 P [White] Solution: Nh6+ D:01 00:00:00.02 1 01/45 -1.75 1. Nxg7 D:01 00:00:00.03 4 04/45 +0.00 1. a3 D:01 00:00:00.03 5 05/45 +0.01 1. b3 D:01 00:00:00.03 10 10/45 +0.02 1. b4 D:02 00:00:00.05 135 28/45 -0.02 1. Qa3 b5 D:03 00:00:00.18 1987 44/45 +0.00 1. Nh6+ Kh8 2. Nf5 D:04 00:00:00.79 6287 45/45 -- 1. Nh6+ Kh8 2. Nf5 D:04 00:00:00.82 6518 01/45 -1.65 1. Nh6+ Kh8 2. Qe3 gxh6 D:04 00:00:01.09 8402 13/45 ++ 1. f4! D:04 00:00:01.17 9465 13/45 -1.07 1. f4 Qb6+ 2. Kf1 Bxb2 D:04 00:00:01.60 12262 35/45 ++ 1. Qh3! D:04 00:00:01.93 13954 35/45 -1.01 1. Qh3 Bxb2 2. c4 b5 D:05 00:00:05.58 31491 01/45 -1.06 1. Qh3 b5 2. g3 Bxb2 3. c4 D:05 00:00:06.86 47370 13/45 ++ 1. f4! D:05 00:00:07.61 53378 13/45 -1.05 1. f4 Bxb2 2. c4 b5 3. Rd7 D:05 00:00:09.95 80479 37/45 ++ 1. Qh4! D:05 00:00:12.10 105537 37/45 -1.02 1. Qh4 Re8 2. h3 Bxb2 3. c4 D:06 00:00:21.14 194209 01/45 -1.01 1. Qh4 Bxb2 2. c4 b5 3. c5 b4 Wrong! Position #195: 3r1rk1/1p3p2/p3pnnp/2p3p1/2P2q2/1P5P/PB2QPPN/3RR1K1 w - - 0 1 PosEdge: -1.06 P [White] Solution: g3 D:01 00:00:00.02 1 01/41 -7.97 1. Qxe6 D:01 00:00:00.02 2 02/41 +0.04 1. Bxf6 D:02 00:00:00.03 85 01/41 +0.02 1. Bxf6 Qxf6 D:03 00:00:00.07 321 01/41 +0.05 1. Bxf6 Qxf6 2. Ng4 D:04 00:00:00.63 3675 01/41 +0.02 1. Bxf6 Qxf6 2. Ng4 Nf4 D:05 00:00:03.96 16363 01/41 +0.05 1. Bxf6 Rxd1 2. Qxd1 Qxf6 3. Ng4 D:06 00:00:15.45 141388 01/41 +0.02 1. Bxf6 Rxd1 2. Qxd1 Qxf6 3. Ng4 Nf4 Wrong! Position #196: rr4k1/p1pq2pp/Q1n1pn2/2bpp3/4P3/2PP1NN1/PP3PPP/R1B1K2R b KQ - 0 1 PosEdge: +0.93 P [White] Solution: Nb4 D:01 00:00:00.00 1 01/43 -3.95 1. ... Rxb2 D:01 00:00:00.00 2 02/43 -1.97 1. ... Nxe4 D:01 00:00:00.00 3 03/43 -1.92 1. ... Bxf2+ D:01 00:00:00.01 4 04/43 -0.09 1. ... dxe4 D:01 00:00:00.01 5 05/43 +0.01 1. ... d4 D:01 00:00:00.01 21 21/43 +0.02 1. ... Nb4 D:01 00:00:00.01 41 41/43 +0.03 1. ... Rd8 D:02 00:00:00.02 86 01/43 -0.36 1. ... Rd8 2. O-O D:02 00:00:00.03 147 05/43 ++ 1. ... dxe4! D:02 00:00:00.03 190 05/43 ++ 1. ... dxe4 D:02 00:00:00.04 234 05/43 +0.56 1. ... dxe4 2. O-O D:03 00:00:00.30 2703 43/43 -- 1. ... dxe4 2. O-O D:03 00:00:00.34 2935 01/43 +0.01 1. ... dxe4 2. Nxe4 Rd8 D:03 00:00:00.53 4868 38/43 ++ 1. ... Rb6! D:03 00:00:00.56 5041 38/43 +0.04 1. ... Rb6 2. Qa4 Rd8 D:04 00:00:00.79 7244 01/43 ++ 1. ... Rb6 D:04 00:00:01.00 9170 01/43 +0.59 1. ... Rb6 2. Qa4 dxe4 3. O-O D:05 00:00:17.64 139642 01/43 +0.03 1. ... Rb6 2. Qa4 dxe4 3. dxe4 Rd8 D:06 00:00:38.90 323181 01/43 +0.47 1. ... Rb6 2. Qa4 Ng4 3. exd5 Bxf2+ 4. Kf1 Wrong! Position #197: 7k/1p4p1/7p/3P1n2/4Q3/2P2P2/PP3qRP/7K b - - 0 1 PosEdge: +5.04 P [White] Solution: Qf1+ D:01 00:00:00.01 1 01/29 -7.99 1. ... Qxf3 D:01 00:00:00.01 2 02/29 -4.00 1. ... Qxg2+ D:01 00:00:00.02 4 04/29 +0.01 1. ... h5 D:01 00:00:00.02 7 07/29 +0.02 1. ... b5 D:02 00:00:00.03 94 12/29 +0.00 1. ... Qf1+ 2. Rg1 D:03 00:00:00.04 207 01/29 +0.02 1. ... Qf1+ 2. Rg1 b5 D:04 00:00:00.12 1015 01/29 -0.03 1. ... Qf1+ 2. Rg1 Qh3 3. Rd1 D:05 00:00:00.44 3729 01/29 +mat03 1. ... Qf1+ D:05 00:00:00.49 4447 01/29 +mat03 1. ... Qf1+ 2. Rg1 Ng3+ 3. hxg3 Qh3# Correct! Position #198: 2br2k1/ppp2p1p/4p1p1/4P2q/2P1Bn2/2Q5/PP3P1P/4R1RK b - - 0 1 PosEdge: +1.02 P [White] Solution: Rd3 D:01 00:00:00.00 1 01/39 -7.95 1. ... Qxe5 D:01 00:00:00.00 3 03/39 -0.18 1. ... g5 D:01 00:00:00.00 4 04/39 +0.00 1. ... a6 D:01 00:00:00.01 5 05/39 +0.01 1. ... b6 D:01 00:00:00.01 10 10/39 +0.02 1. ... b5 D:02 00:00:00.02 98 04/39 -0.20 1. ... g5 2. b4 D:02 00:00:00.02 144 05/39 ++ 1. ... a6! D:02 00:00:00.03 189 05/39 -0.02 1. ... a6 2. b4 D:02 00:00:00.04 236 06/39 ++ 1. ... b6! D:02 00:00:00.04 282 06/39 -0.01 1. ... b6 2. b4 D:02 00:00:00.05 352 11/39 ++ 1. ... c5! D:02 00:00:00.06 396 11/39 +0.00 1. ... c5 2. b4 D:03 00:00:00.11 734 01/39 +0.02 1. ... c5 2. b4 b5 D:03 00:00:00.25 1624 16/39 ++ 1. ... Ne2! D:03 00:00:00.36 1782 16/39 ++ 1. ... Ne2 D:03 00:00:00.46 2167 16/39 +1.96 1. ... Ne2 2. Qc2 Nxg1 D:04 00:00:00.79 5436 01/39 +1.82 1. ... Ne2 2. Bxg6 fxg6 3. b4 D:05 00:00:17.88 197856 39/39 -- 1. ... Ne2 2. Bxg6 fxg6 3. b4 D:05 00:00:19.90 210104 01/39 +0.99 1. ... Ne2 2. Bf3 Nxc3 3. Bxh5 Nxa2 D:06 00:00:37.53 360760 01/39 +0.96 1. ... Ne2 2. Bf3 Nxc3 3. Bxh5 Nxa2 4. Bg4 Wrong! Position #199: r1br2k1/pp2nppp/2n5/1B1q4/Q7/4BN2/PP3PPP/2R2RK1 w - - 0 1 PosEdge: +0.04 P [White] Solution: Bxc6 D:01 00:00:00.00 1 01/52 +0.00 1. Bxc6 D:01 00:00:00.00 6 06/52 +0.01 1. b3 D:01 00:00:00.00 9 09/52 +0.02 1. b4 D:01 00:00:00.01 15 15/52 +0.03 1. Rcd1 D:02 00:00:00.02 99 01/52 -0.01 1. Rcd1 Bg4 D:02 00:00:00.02 146 02/52 ++ 1. Bxc6! D:02 00:00:00.03 192 02/52 ++ 1. Bxc6 D:02 00:00:00.03 239 02/52 +1.02 1. Bxc6 bxc6 D:03 00:00:00.40 3645 52/52 -- 1. Bxc6 bxc6 D:03 00:00:00.43 3804 01/52 +0.00 1. Bxc6 bxc6 2. Rcd1 D:03 00:00:00.50 4370 06/52 ++ 1. b3! D:03 00:00:00.54 4852 06/52 +0.01 1. b3 Bf5 2. Rcd1 D:03 00:00:00.70 6169 16/52 ++ 1. Rce1! D:03 00:00:00.73 6512 16/52 +0.02 1. Rce1 Bf5 2. b4 D:03 00:00:00.78 6902 20/52 ++ 1. Rc5! D:03 00:00:00.82 7119 20/52 +0.03 1. Rc5 Qd6 2. b4 D:03 00:00:00.92 8090 28/52 ++ 1. Bb6! D:03 00:00:00.95 8307 28/52 +0.05 1. Bb6 Re8 2. Rcd1 D:04 00:00:01.29 12106 02/52 ++ 1. Bxc6 D:04 00:00:01.49 14486 02/52 +0.91 1. Bxc6 Nxc6 2. Bxa7 Bg4 D:04 00:00:01.71 17037 06/52 ++ 1. a3! D:04 00:00:01.98 19861 06/52 +0.93 1. a3 Ne5 2. Bxa7 Bg4 D:04 00:00:02.13 21983 07/52 ++ 1. b3! D:04 00:00:02.41 24763 07/52 +0.94 1. b3 Ne5 2. Bxa7 Bg4 D:04 00:00:02.64 27361 10/52 ++ 1. b4! D:04 00:00:02.85 29873 10/52 +0.95 1. b4 Ne5 2. Bxa7 Bg4 D:04 00:00:03.51 37577 16/52 ++ 1. Rcd1! D:04 00:00:03.82 41169 16/52 +1.05 1. Rcd1 Qf5 2. Bxc6 bxc6 D:05 00:00:21.08 213307 52/52 -- 1. Rcd1 Qf5 2. Bxc6 bxc6 D:05 00:00:22.89 224374 01/52 +0.07 1. Rcd1 Qf5 2. Rxd8+ Nxd8 3. b4 D:05 00:00:31.43 288986 21/52 ++ 1. Rfd1! D:05 00:00:32.60 297765 21/52 +0.08 1. Rfd1 Qf5 2. Rxd8+ Nxd8 3. Rc7 D:06 00:00:49.34 481223 01/52 ++ 1. Rfd1 Wrong! Position #200: 2rqrn1k/pb4pp/1p2pp2/n2P4/2P3N1/P2B2Q1/1B3PPP/2R1R1K1 w - - 0 1 PosEdge: +0.07 P [White] Solution: Bxf6 D:01 00:00:00.01 1 01/48 -1.96 1. Nxf6 D:01 00:00:00.01 2 02/48 -1.77 1. Bxh7 D:01 00:00:00.01 5 05/48 +0.02 1. dxe6 D:01 00:00:00.02 17 17/48 +0.03 1. Rcd1 D:01 00:00:00.02 29 29/48 +0.04 1. Be5 D:02 00:00:00.07 109 06/48 ++ 1. dxe6 D:02 00:00:00.07 146 06/48 +1.01 1. dxe6 Nb3 D:03 00:00:00.56 6169 48/48 -- 1. dxe6 Nb3 D:03 00:00:00.59 6373 01/48 +0.00 1. dxe6 Nxe6 2. Be5 D:04 00:00:01.01 11172 01/48 -0.05 1. dxe6 Nxe6 2. Rcd1 Nb3 D:04 00:00:01.50 15707 10/48 ++ 1. d6! D:04 00:00:01.74 18271 10/48 -0.03 1. d6 Nb3 2. Rcd1 Bf3 D:05 00:00:06.89 60897 06/48 -0.01 1. dxe6 Nxe6 2. Qh3 Ng5 3. Be5 D:06 00:00:33.23 315750 01/48 -0.05 1. dxe6 Nxe6 2. Qh3 Ng5 3. Rxe8+ Qxe8 Wrong! Position #201: 2b2r1k/4q2p/3p2pQ/2pBp3/8/6P1/1PP2P1P/R5K1 w - - 0 1 PosEdge: -0.07 P [White] Solution: Ra7 D:01 00:00:00.00 1 01/49 -3.98 1. Qxf8+ D:01 00:00:00.00 4 04/49 +0.01 1. b3 D:01 00:00:00.00 9 09/49 +0.02 1. b4 D:01 00:00:00.01 18 18/49 +0.03 1. Rd1 D:01 00:00:00.01 26 26/49 +0.05 1. Ra7 D:02 00:00:00.02 94 05/49 -0.03 1. b3 Bg4 D:02 00:00:00.03 161 11/49 ++ 1. c4! D:02 00:00:00.03 193 11/49 -0.02 1. c4 Bg4 D:02 00:00:00.04 302 19/49 ++ 1. Rd1! D:02 00:00:00.04 335 19/49 -0.01 1. Rd1 Bg4 D:03 00:00:00.10 699 01/49 +0.01 1. Rd1 Bg4 2. b4 D:03 00:00:00.14 1033 05/49 ++ 1. b3! D:03 00:00:00.19 1398 05/49 +0.02 1. b3 Bg4 2. Ra7 D:03 00:00:00.27 1985 11/49 ++ 1. c4! D:03 00:00:00.31 2331 11/49 +0.03 1. c4 Bg4 2. Ra7 D:03 00:00:00.76 4153 26/49 ++ 1. Ra7! D:03 00:00:00.79 4307 26/49 +0.06 1. Ra7 Bd7 2. b4 D:04 00:00:01.00 6320 01/49 +0.03 1. Ra7 Bd7 2. c4 Bg4 D:05 00:00:02.34 16081 01/49 ++ 1. Ra7 D:05 00:00:02.83 19878 01/49 +7.04 1. Ra7 Bd7 2. Rxd7 Re8 3. Rxe7 D:06 00:00:10.52 118410 01/49 +7.02 1. Ra7 Bd7 2. Rxd7 Re8 3. Rxe7 Rxe7 D:07 00:00:37.93 304472 01/49 ++ 1. Ra7 Correct! Position #202: QR2rq1k/2p3p1/3p1pPp/8/4P3/8/P1r3PP/1R4K1 b - - 0 1 PosEdge: -0.01 P [White] Solution: Rxa2 D:01 00:00:00.02 1 01/27 -0.03 1. ... Rxb8 D:01 00:00:00.02 5 05/27 +0.01 1. ... d5 D:01 00:00:00.02 9 09/27 +0.02 1. ... c5 D:02 00:00:00.03 67 01/27 -0.03 1. ... c5 2. R1b7 D:02 00:00:00.04 99 02/27 ++ 1. ... Rxb8! D:02 00:00:00.04 130 02/27 ++ 1. ... Rxb8 D:02 00:00:00.04 162 02/27 +4.94 1. ... Rxb8 2. Rb7 D:03 00:00:00.10 893 27/27 -- 1. ... Rxb8 2. Rb7 D:03 00:00:00.12 1003 01/27 -0.01 1. ... Rxb8 2. Rxb8 c5 D:04 00:00:00.23 2503 01/27 -0.06 1. ... Rxb8 2. Qxb8 Kg8 3. Rb7 D:04 00:00:00.24 2672 03/27 ++ 1. ... Rxg2+! D:04 00:00:00.25 2806 03/27 ++ 1. ... Rxg2+ D:04 00:00:00.27 2972 03/27 +1.01 1. ... Rxg2+ 2. Kxg2 Rxb8 3. Kf1 D:05 00:00:00.98 7673 04/27 +0.94 1. ... Rxa2 2. Qxa2 Rxb8 3. Rxb8 Qxb8 D:06 00:00:03.22 41757 01/27 +0.91 1. ... Rxa2 2. Rxe8 Rxa8 3. Rxf8+ Rxf8 4. Rb7 D:07 00:00:11.35 109336 01/27 +0.93 1. ... Rxa2 2. Rxe8 Rxa8 3. Rxf8+ Rxf8 4. Rb7 c5 D:08 00:00:45.84 518456 01/27 +0.92 1. ... Rxa2 2. Rxe8 Rxa8 3. Rxf8+ Rxf8 4. Rb7 c5 5. e5 Correct! Position #203: r4rk1/5ppp/p3q1n1/2p2NQ1/4n3/P3P3/1B3PPP/1R3RK1 w - - 0 1 PosEdge: +0.00 P [White] Solution: Qh6 D:01 00:00:00.00 1 01/39 -5.99 1. Qxg6 D:01 00:00:00.00 2 02/39 -1.75 1. Nxg7 D:01 00:00:00.00 3 03/39 -1.71 1. Bxg7 D:01 00:00:00.00 4 04/39 -0.03 1. f3 D:01 00:00:00.01 6 06/39 -0.02 1. h3 D:01 00:00:00.01 7 07/39 +0.01 1. a4 D:01 00:00:00.01 14 14/39 +0.03 1. Rbd1 D:01 00:00:00.01 23 23/39 +0.04 1. Be5 D:02 00:00:00.03 169 30/39 +0.00 1. Ne7+ Nxe7 D:03 00:00:00.20 1769 33/39 +0.01 1. Qg4 Rad8 2. Be5 D:03 00:00:00.32 2364 37/39 ++ 1. Qh6! D:03 00:00:00.38 2489 37/39 ++ 1. Qh6 D:03 00:00:00.44 2672 37/39 +6.01 1. Qh6 Qe5 2. Bxe5 D:04 00:00:01.22 7409 39/39 -- 1. Qh6 Qe5 2. Bxe5 D:04 00:00:01.33 10855 01/39 +1.43 1. Qh6 Qe5 2. Bxe5 gxh6 D:05 00:00:02.18 18089 01/39 ++ 1. Qh6 D:05 00:00:02.52 22530 01/39 +mat03 1. Qh6 Qe5 2. Bxe5 gxh6 3. Nxh6# Correct! Position #204: r1b1qrk1/1p3ppp/p1p5/3Nb3/5N2/P7/1P4PQ/K1R1R3 w - - 0 1 PosEdge: -2.96 P [White] Solution: Rxe5 D:01 00:00:00.01 1 01/41 -7.75 1. Qxh7+ D:01 00:00:00.01 2 02/41 -2.00 1. Rxe5 D:01 00:00:00.01 5 04/41 +0.01 1. g3 D:01 00:00:00.01 8 06/41 +0.02 1. g4 D:01 00:00:00.01 12 10/41 +0.03 1. Rcd1 D:02 00:00:00.04 191 35/41 -0.06 1. Nc3 Bg4 D:02 00:00:00.04 246 37/41 ++ 1. Nb4! D:02 00:00:00.05 276 37/41 -0.05 1. Nb4 Bg4 D:02 00:00:00.05 305 38/41 ++ 1. Nb6! D:02 00:00:00.06 333 38/41 -0.04 1. Nb6 Bg4 D:03 00:00:00.08 475 01/41 +0.03 1. Nb6 Ra7 2. Rcd1 D:03 00:00:00.27 2332 40/41 ++ 1. Nc7! D:03 00:00:00.28 2397 40/41 ++ 1. Nc7 D:03 00:00:00.30 2542 40/41 +0.94 1. Nc7 Bxc7 2. Rxe8 D:04 00:00:01.04 7758 41/41 -- 1. Nc7 Bxc7 2. Rxe8 D:04 00:00:01.13 8811 01/41 -0.04 1. Nc7 Bxf4 2. Qxf4 Bg4 D:05 00:00:02.15 15279 01/41 ++ 1. Nc7 D:05 00:00:02.89 20849 01/41 +0.97 1. Nc7 Bxc7 2. Rxe8 Rxe8 3. Rd1 D:06 00:00:43.83 332675 41/41 -- 1. Nc7 Bxc7 2. Rxe8 Rxe8 3. Rd1 D:06 00:00:46.98 371225 01/41 -0.04 1. Nc7 Qe7 2. Rxe5 Qxc7 3. Rce1 Bg4 Wrong! Position #205: r3rnk1/1pq2bb1/p4p2/3p1Pp1/3B2P1/1NP4R/P1PQB3/2K4R w - - 0 1 PosEdge: +0.01 P [White] Solution: Qxg5 D:01 00:00:00.00 1 01/45 -2.00 1. Bxf6 D:01 00:00:00.00 4 04/45 +0.00 1. a3 D:01 00:00:00.00 5 05/45 +0.01 1. c4 D:01 00:00:00.01 10 10/45 +0.03 1. Rd1 D:01 00:00:00.01 37 37/45 +0.04 1. Rh7 D:02 00:00:00.02 98 05/45 -0.03 1. a3 Rad8 D:02 00:00:00.02 142 06/45 ++ 1. c4! D:02 00:00:00.03 185 06/45 -0.02 1. c4 Rad8 D:02 00:00:00.04 277 11/45 ++ 1. Rd1! D:02 00:00:00.04 320 11/45 +0.00 1. Rd1 Rad8 D:03 00:00:00.11 791 01/45 +0.04 1. Rd1 Rad8 2. Rh7 D:04 00:00:00.76 6756 01/45 +0.00 1. Rd1 b6 2. c4 Rad8 D:04 00:00:01.79 15441 28/45 ++ 1. Nc5! D:04 00:00:02.04 18093 28/45 +0.01 1. Nc5 b5 2. Rd1 Rad8 D:05 00:00:05.73 48469 01/45 +0.03 1. Nc5 Nd7 2. Nxd7 Qxd7 3. Rh7 D:05 00:00:07.63 65271 04/45 ++ 1. Qxg5! D:05 00:00:09.14 77648 04/45 ++ 1. Qxg5 D:05 00:00:16.08 141582 04/45 +1.02 1. Qxg5 Ng6 2. Qd2 Nf4 3. Rh7 D:06 00:00:35.86 316906 01/45 +0.96 1. Qxg5 Nh7 2. Qd2 Ng5 3. Rd3 Rad8 Correct! Position #206: 1Qq5/2P1p1kp/3r1pp1/8/8/7P/p4PP1/2R3K1 b - - 0 1 PosEdge: -1.01 P [White] Solution: Rc6 D:01 00:00:00.00 1 01/40 +0.00 1. ... Qxb8 D:01 00:00:00.00 4 04/40 +7.94 1. ... a1=Q D:02 00:00:00.02 121 40/40 -- 1. ... a1=Q D:02 00:00:00.02 150 01/40 -1.06 1. ... a1=Q 2. Qxc8 D:03 00:00:00.05 321 01/40 -0.96 1. ... a1=Q 2. Rxa1 Kf8 D:03 00:00:00.07 374 02/40 ++ 1. ... Qxb8! D:03 00:00:00.08 426 02/40 ++ 1. ... Qxb8 D:03 00:00:00.09 504 02/40 +0.02 1. ... Qxb8 2. cxb8=Q a1=Q D:03 00:00:00.11 636 04/40 ++ 1. ... Qxh3! D:03 00:00:00.13 764 04/40 +0.17 1. ... Qxh3 2. gxh3 a1=Q D:03 00:00:00.19 1181 19/40 ++ 1. ... Rd1+! D:03 00:00:00.19 1240 19/40 +2.90 1. ... Rd1+ 2. Rxd1 a1=Q D:04 00:00:00.56 4000 40/40 -- 1. ... Rd1+ 2. Rxd1 a1=Q D:04 00:00:00.58 4166 01/40 -6.10 1. ... Rd1+ 2. Rxd1 a1=Q 3. Qxc8 D:04 00:00:00.68 5121 05/40 ++ 1. ... a1=Q! D:04 00:00:00.74 5927 05/40 -4.99 1. ... a1=Q 2. Rxa1 Rd8 3. cxd8=Q D:04 00:00:00.99 8035 26/40 ++ 1. ... Rc6! D:04 00:00:01.10 9124 26/40 -3.66 1. ... Rc6 2. Qxc8 Rxc1+ 3. Kh2 D:05 00:00:01.56 11682 01/40 ++ 1. ... Rc6 D:05 00:00:02.48 19816 01/40 +1.04 1. ... Rc6 2. Rd1 Qxc7 3. Qxc7 Rxc7 D:06 00:00:12.41 90088 40/40 -- 1. ... Rc6 2. Rd1 Qxc7 3. Qxc7 Rxc7 D:06 00:00:15.75 126399 01/40 +0.01 1. ... Rc6 2. Ra1 Qxc7 3. Qxc7 Rxc7 4. Rxa2 D:07 00:00:30.84 237195 01/40 +0.11 1. ... Rc6 2. Ra1 Qxc7 3. Qxc7 Rxc7 4. Rxa2 Kf8 Correct! Position #207: r1bq2kr/p1pp1ppp/1pn1p3/4P3/2Pb2Q1/BR6/P4PPP/3K1BNR w - - 0 1 PosEdge: -2.02 P [White] Solution: Qxg7+ D:01 00:00:00.02 1 01/48 -7.75 1. Qxg7+ D:01 00:00:00.03 3 03/48 -5.96 1. Qxd4 D:01 00:00:00.03 4 04/48 -4.00 1. Rxb6 D:01 00:00:00.03 5 05/48 +0.01 1. f3 D:01 00:00:00.03 9 09/48 +0.02 1. f4 D:01 00:00:00.03 12 12/48 +0.25 1. Ke1 D:02 00:00:00.05 109 10/48 -0.02 1. f4 d5 D:03 00:00:00.13 540 01/48 +0.06 1. f4 Bxg1 2. Rxg1 D:04 00:00:00.61 5700 01/48 +0.00 1. f4 Na5 2. Rf3 d5 D:05 00:00:05.17 40065 01/48 +0.06 1. f4 Bf2 2. Nh3 Qh4 3. Bc5 D:06 00:00:31.21 292836 01/48 +0.05 1. f4 Bf2 2. Nh3 f5 3. exf6 Qxf6 Wrong! Position #208: 3r1bk1/ppq3pp/2p5/2P2Q1B/8/1P4P1/P6P/5RK1 w - - 0 1 PosEdge: +0.03 P [White] Solution: Bf7+ D:01 00:00:00.00 1 01/44 -6.00 1. Qxf8+ D:01 00:00:00.00 3 03/44 +0.00 1. a3 D:01 00:00:00.00 5 05/44 +0.01 1. b4 D:01 00:00:00.01 40 40/44 +0.02 1. Bf3 D:01 00:00:00.01 41 41/44 +0.03 1. Bg4 D:01 00:00:00.01 42 42/44 +0.04 1. Bg6 D:02 00:00:00.06 89 04/44 -0.02 1. a3 b5 D:02 00:00:00.06 127 06/44 ++ 1. b4! D:02 00:00:00.07 161 06/44 -0.01 1. b4 b5 D:02 00:00:00.09 308 33/44 ++ 1. Qe6+! D:02 00:00:00.09 342 33/44 +0.00 1. Qe6+ Kh8 D:02 00:00:00.10 408 42/44 ++ 1. Bg4! D:02 00:00:00.10 443 42/44 +0.01 1. Bg4 b5 D:02 00:00:00.11 479 43/44 ++ 1. Bf7+! D:02 00:00:00.11 514 43/44 +0.04 1. Bf7+ Kh8 D:03 00:00:00.19 1189 04/44 +0.02 1. a3 b5 2. Bg6 D:03 00:00:00.26 1726 06/44 ++ 1. b4! D:03 00:00:00.33 2225 06/44 +0.03 1. b4 b5 2. Bg6 D:03 00:00:00.49 4103 33/44 ++ 1. Qe6+! D:03 00:00:00.50 4189 33/44 +0.04 1. Qe6+ Kh8 2. Bg6 D:04 00:00:00.57 4902 01/44 -0.01 1. Qe6+ Kh8 2. b4 b5 D:04 00:00:00.85 7531 04/44 ++ 1. a3! D:04 00:00:01.23 11287 04/44 +0.02 1. a3 b5 2. Bf7+ Kh8 D:04 00:00:01.58 14712 06/44 ++ 1. b4! D:04 00:00:01.93 18061 06/44 +0.03 1. b4 b5 2. Bf7+ Kh8 D:04 00:00:02.81 25634 36/44 ++ 1. Qf7+! D:04 00:00:02.83 25769 36/44 +0.04 1. Qf7+ Qxf7 2. Bxf7+ Kh8 D:05 00:00:03.01 27835 01/44 +0.05 1. Qf7+ Qxf7 2. Bxf7+ Kh8 3. b4 D:06 00:00:08.38 92205 01/44 +0.03 1. Qf7+ Qxf7 2. Bxf7+ Kh8 3. b4 b5 D:07 00:00:44.04 423789 01/44 +0.04 1. Qf7+ Qxf7 2. Bxf7+ Kh8 3. b4 b5 4. g4 Wrong! Position #209: 4kb1r/2q2p2/r2p4/pppBn1B1/P6P/6Q1/1PP5/2KRR3 w k - 0 1 PosEdge: -0.96 P [White] Solution: Rxe5+ D:01 00:00:00.01 1 01/51 -2.01 1. Bxf7+ D:01 00:00:00.01 3 03/51 -2.00 1. Rxe5+ D:01 00:00:00.02 4 04/51 +0.94 1. axb5 D:02 00:00:00.02 87 01/51 +0.92 1. axb5 f5 D:03 00:00:00.08 406 01/51 +0.96 1. axb5 Rb6 2. b4 D:04 00:00:00.49 4358 01/51 +0.94 1. axb5 Rb6 2. c4 f5 D:05 00:00:02.36 20015 01/51 ++ 1. axb5 D:05 00:00:03.21 28598 01/51 +1.92 1. axb5 Rb6 2. Bc6+ Rxc6 3. bxc6 D:06 00:00:18.95 188695 01/51 +1.98 1. axb5 Rb6 2. Bc6+ Rxc6 3. bxc6 Qxc6 D:06 00:00:47.88 407714 26/51 ++ 1. Qb3! D:06 00:00:48.70 417898 26/51 ++ 1. Qb3 D:06 00:00:51.76 443086 26/51 +4.00 1. Qb3 b4 2. Rxe5+ Kd7 3. Bxf7 Kc8 Wrong! Position #210: 3r1rk1/pp1q1ppp/3pn3/2pN4/5PP1/P5PQ/1PP1B3/1K1R4 w - - 0 1 PosEdge: -2.99 P [White] Solution: Rh1 D:01 00:00:00.02 1 01/39 -7.75 1. Qxh7+ D:01 00:00:00.02 2 02/39 -0.22 1. b3 D:01 00:00:00.03 5 05/39 +0.01 1. f5 D:01 00:00:00.03 23 23/39 +0.02 1. Bc4 D:01 00:00:00.03 24 24/39 +0.03 1. Bb5 D:02 00:00:00.04 73 03/39 -0.24 1. b3 b5 D:02 00:00:00.04 113 06/39 ++ 1. f5! D:02 00:00:00.05 140 06/39 -0.01 1. f5 b5 D:02 00:00:00.06 241 24/39 ++ 1. Bc4! D:02 00:00:00.06 268 24/39 +0.00 1. Bc4 b5 D:03 00:00:00.10 477 01/39 +0.01 1. Bc4 b5 2. f5 D:03 00:00:00.14 748 06/39 ++ 1. f5! D:03 00:00:00.17 871 06/39 +0.02 1. f5 Nd4 2. Bb5 D:04 00:00:00.48 3888 01/39 -0.02 1. f5 Ng5 2. Qf1 b5 D:04 00:00:00.90 8027 16/39 ++ 1. Rh1! D:04 00:00:00.95 8994 16/39 +0.00 1. Rh1 h6 2. Rd1 b5 D:04 00:00:01.06 10482 21/39 ++ 1. Bd3! D:04 00:00:01.14 11659 21/39 +0.03 1. Bd3 h6 2. Bf5 b5 D:05 00:00:02.14 19803 01/39 +0.36 1. Bd3 h6 2. g5 b5 3. gxh6 D:06 00:00:12.08 108229 01/39 +0.02 1. Bd3 h6 2. Bf5 b5 3. g5 Nd4 Wrong! Position #211: r1bqrk2/pp1n1n1p/3p1p2/P1pP1P1Q/2PpP1NP/6R1/2PB4/4RBK1 w - - 0 1 PosEdge: +0.09 P [White] Solution: Qxf7+ D:01 00:00:00.02 1 01/43 +1.00 1. Qxh7 D:02 00:00:00.03 67 01/43 +0.98 1. Qxh7 d3 D:03 00:00:00.08 449 01/43 +1.01 1. Qxh7 Nde5 2. Bg5 D:04 00:00:00.41 3662 01/43 +0.98 1. Qxh7 Nde5 2. Bd3 b5 D:05 00:00:02.12 17184 01/43 +1.00 1. Qxh7 Nde5 2. Bd3 Nxg4 3. Rxg4 D:06 00:00:26.27 243936 01/43 +1.03 1. Qxh7 Re7 2. Bh6+ Nxh6 3. Qxh6+ Ke8 Wrong! Position #212: rn1qr2Q/pbppk1p1/1p2pb2/4N3/3P4/2N5/PPP3PP/R4RK1 w - - 0 1 PosEdge: -2.97 P [White] Solution: Qxg7+ D:01 00:00:00.00 1 01/48 -3.97 1. Qxe8+ D:01 00:00:00.00 3 03/48 -2.01 1. Nxd7 D:01 00:00:00.00 4 04/48 -2.00 1. Rxf6 D:01 00:00:00.01 5 05/48 +0.00 1. a3 D:01 00:00:00.01 6 06/48 +0.01 1. b3 D:01 00:00:00.01 11 11/48 +0.02 1. b4 D:01 00:00:00.01 18 18/48 +0.03 1. Rad1 D:02 00:00:00.03 158 40/48 +0.00 1. Ng6+ Kd6 D:03 00:00:00.05 271 01/48 +0.03 1. Ng6+ Kd6 2. Rad1 D:04 00:00:00.26 2506 01/48 +0.00 1. Ng6+ Kf7 2. Ne5+ Ke7 D:05 00:00:01.26 10017 01/48 +0.03 1. Ng6+ Kf7 2. Ne5+ Ke7 3. Rad1 D:06 00:00:09.31 94068 01/48 -0.02 1. Ng6+ Kd6 2. Nb5+ Kc6 3. Qh5 d5 D:07 00:00:59.74 484364 01/48 +0.01 1. Ng6+ Kd6 2. Nb5+ Kc6 3. Qh5 d5 4. Rad1 Wrong! Position #213: 3r1r1k/1b4pp/ppn1p3/4Pp1R/Pn5P/3P4/4QP2/1qB1NKR1 w - - 0 1 PosEdge: -4.06 P [White] Solution: Rxh7+ D:01 00:00:00.00 1 01/35 -3.79 1. Rxh7+ D:01 00:00:00.00 3 03/35 -3.78 1. Rxg7 D:01 00:00:00.00 4 04/35 +0.01 1. f3 D:01 00:00:00.01 7 07/35 +0.02 1. f4 D:01 00:00:00.01 13 13/35 +0.03 1. Bf4 D:01 00:00:00.01 14 14/35 +0.04 1. Bg5 D:02 00:00:00.02 76 01/35 +0.02 1. Bg5 Nd4 D:03 00:00:00.21 1663 27/35 +0.00 1. Qb2 Qxb2 2. Bxb2 D:04 00:00:00.44 3954 01/35 -0.02 1. Qb2 Qxb2 2. Bxb2 Nd4 D:05 00:00:05.10 38557 12/35 -0.02 1. Ba3 Nd4 2. Qb2 Qxb2 3. Bxb2 D:06 00:00:45.62 377694 35/35 -- 1. Ba3 Nd4 2. Qb2 Qxb2 3. Bxb2 D:06 00:00:51.75 472676 01/35 -1.01 1. Ba3 Rxd3 2. Bxb4 Nxb4 3. f4 Rd2 Wrong! Position #214: r2r2k1/1p2qpp1/1np1p1p1/p3N3/2PPN3/bP5R/4QPPP/4R1K1 w - - 0 1 PosEdge: -0.92 P [White] Solution: Ng5 D:01 00:00:00.02 1 01/49 -2.01 1. Nxf7 D:01 00:00:00.02 4 04/49 -0.03 1. f3 D:01 00:00:00.03 6 06/49 +0.01 1. b4 D:01 00:00:00.03 37 37/49 +0.04 1. Rh7 D:02 00:00:00.04 112 09/49 -0.03 1. d5 Bb2 D:03 00:00:00.13 923 08/49 +0.03 1. c5 Nd5 2. Rh7 D:04 00:00:00.54 5075 01/49 -0.04 1. c5 Nd5 2. Nd6 Bb2 D:05 00:00:03.22 26959 01/49 +0.00 1. c5 Nd5 2. Nd6 Bb4 3. Rh7 D:05 00:00:13.01 121711 32/49 ++ 1. Rf3! D:05 00:00:14.28 130595 32/49 +0.01 1. Rf3 Rf8 2. c5 Nd5 3. b4 D:06 00:00:26.26 262288 01/49 -0.18 1. Rf3 f5 2. Nc3 Rxd4 3. Nxg6 Bb2 D:06 00:00:38.18 375896 08/49 ++ 1. c5! D:06 00:00:49.13 497154 08/49 -0.06 1. c5 Bb4 2. Rd1 Nd5 3. Nd6 b5 Wrong! Position #215: 3r2k1/pb1q1pp1/1p2pb1p/8/3N4/P2QB3/1P3PPP/1Br1R1K1 w - - 0 1 PosEdge: -3.03 P [White] Solution: Qh7+ D:01 00:00:00.00 1 01/43 -1.98 1. Nxe6 D:01 00:00:00.00 2 02/43 -1.79 1. Bxh6 D:01 00:00:00.00 3 03/43 +5.00 1. Bxc1 D:02 00:00:00.03 83 01/43 +4.96 1. Bxc1 Bf3 D:03 00:00:00.18 1640 33/43 +5.00 1. Qh7+ Kf8 2. Bxc1 D:04 00:00:00.24 2246 01/43 +4.95 1. Qh7+ Kf8 2. Rxc1 Bf3 D:05 00:00:01.17 8089 01/43 +5.33 1. Qh7+ Kf8 2. Qh8+ Ke7 3. Bxc1 D:06 00:00:31.39 210011 01/43 +2.28 1. Qh7+ Kf8 2. Bxc1 Bxd4 3. Qh8+ Ke7 Correct! Position #216: r2qr1k1/1b1nbppp/p3pn2/1p1pN3/3P1B2/2PB1N2/PP2QPPP/R4RK1 w - - 0 1 PosEdge: +0.02 P [White] Solution: Nxf7 D:01 00:00:00.02 1 01/48 -1.93 1. Nxf7 D:01 00:00:00.02 2 02/48 +0.00 1. Nxd7 D:01 00:00:00.02 6 06/48 +0.01 1. b3 D:01 00:00:00.02 11 11/48 +0.02 1. b4 D:01 00:00:00.03 17 17/48 +0.03 1. Rad1 D:02 00:00:00.03 81 01/48 +0.00 1. Rad1 Bb4 D:03 00:00:00.08 353 01/48 +0.02 1. Rad1 Nxe5 2. Nxe5 D:04 00:00:00.40 4098 01/48 -0.01 1. Rad1 Nxe5 2. Nxe5 Bb4 D:05 00:00:02.45 16663 01/48 +0.02 1. Rad1 Nxe5 2. Nxe5 Ne4 3. b4 D:06 00:00:14.48 173256 01/48 -0.01 1. Rad1 Nh5 2. Qd2 Nxf4 3. Qxf4 Bb4 D:06 00:00:18.03 205975 03/48 ++ 1. Nxd7! D:06 00:00:22.74 248243 03/48 +0.02 1. Nxd7 Nxd7 2. Qc2 h6 3. Bh7+ Kf8 D:06 00:00:47.76 423783 38/48 ++ 1. Ng5! D:06 00:00:51.56 468373 38/48 ++ 1. Ng5 D:06 00:00:57.94 535631 38/48 +1.13 1. Ng5 Nxe5 2. dxe5 Ne4 3. Bxe4 dxe4 Wrong! Position #217: r3kb1r/1pp3p1/p3bp1p/5q2/3QN3/1P6/PBP3P1/3RR1K1 w kq - 0 1 PosEdge: -1.93 P [White] Solution: Qd7+ D:01 00:00:00.00 1 01/46 -1.81 1. Nxf6+ D:01 00:00:00.00 3 03/46 +0.00 1. a3 D:01 00:00:00.00 4 04/46 +0.01 1. c3 D:01 00:00:00.01 8 08/46 +0.02 1. c4 D:02 00:00:00.02 94 01/46 -0.02 1. c4 Bb4 D:03 00:00:00.09 662 01/46 +0.00 1. c4 Bb4 2. g4 D:03 00:00:00.10 809 02/46 ++ 1. Nxf6+! D:03 00:00:00.12 955 02/46 ++ 1. Nxf6+ D:03 00:00:00.14 1198 02/46 +1.33 1. Nxf6+ Kf7 2. c4 D:04 00:00:00.63 5945 01/46 +1.20 1. Nxf6+ Kf7 2. Ne4 Ke8 D:04 00:00:02.32 20286 43/46 ++ 1. Ng3! D:04 00:00:02.35 20614 43/46 ++ 1. Ng3 D:04 00:00:02.58 23299 43/46 +2.97 1. Ng3 Qb5 2. Rxe6+ Be7 D:05 00:00:05.07 46050 01/46 +3.00 1. Ng3 Qb5 2. Rxe6+ Be7 3. Nf5 D:05 00:00:38.73 386799 45/46 ++ 1. Ng5! D:05 00:00:47.05 464489 45/46 +3.02 1. Ng5 Bc5 2. Rxe6+ Kf8 3. Re7 Wrong! Position #218: 6k1/pp5p/2p3q1/6BP/2nPr1Q1/8/PP3R1K/8 w - - 0 1 PosEdge: +0.04 P [White] Solution: Bh6 D:01 00:00:00.02 1 01/46 -3.99 1. Qxe4 D:01 00:00:00.02 2 02/46 +8.02 1. hxg6 D:02 00:00:00.05 189 46/46 -- 1. hxg6 D:02 00:00:00.05 220 01/46 +0.03 1. hxg6 Rxg4 D:03 00:00:00.09 496 01/46 +0.13 1. hxg6 Rxg4 2. Kh1 D:03 00:00:00.19 1454 24/46 ++ 1. Rf8+! D:03 00:00:00.19 1496 24/46 ++ 1. Rf8+ D:03 00:00:00.20 1572 24/46 +3.02 1. Rf8+ Kxf8 2. hxg6 D:03 00:00:00.29 2611 44/46 ++ 1. Bh6! D:03 00:00:00.33 3022 44/46 +7.94 1. Bh6 Re2 2. hxg6 D:04 00:00:00.74 6364 46/46 -- 1. Bh6 Re2 2. hxg6 D:04 00:00:00.92 8963 01/46 +1.00 1. Bh6 Kh8 2. Qxg6 hxg6 D:05 00:00:02.02 18529 01/46 ++ 1. Bh6 D:05 00:00:07.11 71906 01/46 +5.01 1. Bh6 Re2 2. Qxe2 Qxh6 3. Qxc4+ D:06 00:00:21.46 231630 46/46 -- 1. Bh6 Re2 2. Qxe2 Qxh6 3. Qxc4+ D:06 00:00:25.33 282006 01/46 +3.96 1. Bh6 Re2 2. Qxe2 Qd6+ 3. Bf4 Qxd4 D:07 00:00:52.88 537694 01/46 ++ 1. Bh6 Correct! Position #219: 7k/p4q1p/1pb5/2p5/4B2Q/2P1B3/P6P/7K b - - 0 1 PosEdge: +2.01 P [White] Solution: Qf1+ D:01 00:00:00.02 1 01/37 +1.00 1. ... Qxa2 D:02 00:00:00.04 170 37/37 -- 1. ... Qxa2 D:02 00:00:00.05 207 01/37 -mat01 1. ... Qxa2 2. Qxh7# D:02 00:00:00.05 237 02/37 ++ 1. ... Bxe4+! D:02 00:00:00.05 266 02/37 +0.01 1. ... Bxe4+ 2. Qxe4 D:02 00:00:00.06 365 18/37 ++ 1. ... Qf1+! D:02 00:00:00.07 403 18/37 +0.02 1. ... Qf1+ 2. Bg1 D:03 00:00:00.09 533 01/37 +0.04 1. ... Qf1+ 2. Bg1 Bxe4+ D:03 00:00:00.09 601 03/37 ++ 1. ... Bxe4+! D:03 00:00:00.09 632 03/37 ++ 1. ... Bxe4+ D:03 00:00:00.16 692 03/37 +1.01 1. ... Bxe4+ 2. Qxe4 Qxa2 D:04 00:00:00.36 2058 01/37 +0.99 1. ... Bxe4+ 2. Qxe4 Qxa2 3. Bg5 D:05 00:00:01.08 6418 01/37 +1.00 1. ... Bxe4+ 2. Qxe4 Qxa2 3. Bg5 c4 D:05 00:00:02.13 20609 18/37 ++ 1. ... Qf1+! D:05 00:00:02.16 21314 18/37 ++ 1. ... Qf1+ D:05 00:00:02.21 22587 18/37 +mat03 1. ... Qf1+ 2. Bg1 Qf3+ 3. Bxf3 Bxf3# Correct! Position #220: 3rr1k1/ppp2ppp/8/5Q2/4n3/1B5R/PPP1qPP1/5RK1 b - - 0 1 PosEdge: -1.06 P [White] Solution: Qxf1+ D:01 00:00:00.00 1 01/48 -2.01 1. ... Nxf2 D:01 00:00:00.00 5 05/48 +0.00 1. ... a6 D:01 00:00:00.00 6 06/48 +0.01 1. ... b6 D:01 00:00:00.01 12 11/48 +0.02 1. ... b5 D:02 00:00:00.02 98 01/48 -0.01 1. ... b5 2. Bd5 D:02 00:00:00.02 150 02/48 ++ 1. ... Nxf2! D:02 00:00:00.03 201 02/48 ++ 1. ... Nxf2 D:02 00:00:00.04 253 02/48 +0.97 1. ... Nxf2 2. Bd5 D:03 00:00:00.24 3068 48/48 -- 1. ... Nxf2 2. Bd5 D:03 00:00:00.27 3318 01/48 -2.02 1. ... Nxf2 2. Qxf2 b5 D:03 00:00:00.31 3678 05/48 ++ 1. ... a6! D:03 00:00:00.34 4004 05/48 -1.27 1. ... a6 2. Rxh7 b5 D:03 00:00:00.37 4265 06/48 ++ 1. ... b6! D:03 00:00:00.41 4593 06/48 -1.26 1. ... b6 2. Rxh7 c5 D:03 00:00:00.46 5185 11/48 ++ 1. ... b5! D:03 00:00:00.49 5503 11/48 -1.25 1. ... b5 2. Rxh7 c5 D:03 00:00:00.56 6939 34/48 ++ 1. ... Nf6! D:03 00:00:00.60 7339 34/48 -0.03 1. ... Nf6 2. Bd5 b5 D:04 00:00:02.24 15381 48/48 -- 1. ... Nf6 2. Bd5 b5 D:04 00:00:02.58 20478 01/48 -1.00 1. ... Nf6 2. Qa5 b5 3. Qxc7 D:05 00:00:04.70 32180 01/48 ++ 1. ... Nf6 D:05 00:00:06.20 42850 01/48 -0.04 1. ... Nf6 2. Qa5 Qe5 3. Qxe5 Rxe5 D:05 00:00:07.43 56675 33/48 ++ 1. ... Ng5! D:05 00:00:08.27 66382 33/48 -0.01 1. ... Ng5 2. Rd3 Rxd3 3. Qxd3 b5 D:06 00:00:13.73 114416 01/48 -0.06 1. ... Ng5 2. Rd3 Qe7 3. Rxd8 Rxd8 4. Bd5 D:06 00:00:30.96 211313 34/48 ++ 1. ... Nf6! D:06 00:00:58.20 394397 34/48 -0.04 1. ... Nf6 2. Rd3 Qe4 3. Qxe4 Nxe4 4. Rd7 Wrong! Position #221: r3k3/P5bp/2N1bp2/4p3/2p5/6NP/1PP2PP1/3R2K1 w q - 0 1 PosEdge: +2.04 P [White] Solution: Rd8+ D:01 00:00:00.00 1 01/34 -1.99 1. Nxe5 D:01 00:00:00.00 2 02/34 +0.01 1. b3 D:01 00:00:00.00 6 06/34 +0.02 1. b4 D:01 00:00:00.01 27 27/34 +0.03 1. Nf5 D:02 00:00:00.01 68 03/34 -0.02 1. b3 Rd8 D:02 00:00:00.02 126 07/34 ++ 1. b4! D:02 00:00:00.02 151 07/34 -0.01 1. b4 Rd8 D:03 00:00:00.05 381 01/34 +0.03 1. b4 c3 2. Nf5 D:03 00:00:00.13 1225 22/34 ++ 1. Rd8+! D:03 00:00:00.13 1254 22/34 ++ 1. Rd8+ D:03 00:00:00.14 1307 22/34 +2.88 1. Rd8+ Rxd8 2. a8=Q D:04 00:00:00.61 5201 34/34 -- 1. Rd8+ Rxd8 2. a8=Q D:04 00:00:00.62 5350 01/34 -3.07 1. Rd8+ Rxd8 2. Nxd8 Kxd8 D:04 00:00:00.67 5940 02/34 ++ 1. Nxe5! D:04 00:00:00.75 6906 02/34 -2.45 1. Nxe5 fxe5 2. Ra1 O-O-O D:04 00:00:00.79 7535 03/34 ++ 1. b3! D:04 00:00:00.91 8933 03/34 -0.99 1. b3 cxb3 2. cxb3 Bxb3 D:04 00:00:01.00 9614 04/34 ++ 1. c3! D:04 00:00:01.12 10891 04/34 -0.03 1. c3 Bd7 2. Rd6 Bg4 D:04 00:00:01.20 11900 07/34 ++ 1. b4! D:04 00:00:01.28 12773 07/34 -0.01 1. b4 c3 2. Ne4 Rd8 D:04 00:00:01.68 17005 26/34 ++ 1. Ne4! D:04 00:00:01.84 18714 26/34 +0.01 1. Ne4 Kf8 2. b4 Rd8 D:04 00:00:01.90 19765 28/34 ++ 1. Nh5! D:04 00:00:01.98 20917 28/34 +0.09 1. Nh5 Kf7 2. Nxg7 Kxg7 D:05 00:00:02.52 25532 01/34 ++ 1. Nh5 D:05 00:00:03.48 35915 01/34 +2.87 1. Nh5 Kf8 2. Rd8+ Rxd8 3. a8=Q D:05 00:00:06.60 61734 23/34 ++ 1. Rd8+! D:05 00:00:06.67 62570 23/34 +4.87 1. Rd8+ Rxd8 2. Nxd8 Kxd8 3. a8=Q+ D:06 00:00:20.95 150201 34/34 -- 1. Rd8+ Rxd8 2. Nxd8 Kxd8 3. a8=Q+ D:06 00:00:21.25 152950 01/34 -0.20 1. Rd8+ Rxd8 2. Nxd8 Bd5 3. a8=Q Bxa8 D:06 00:00:24.69 182219 04/34 ++ 1. c3! D:06 00:00:33.78 259341 04/34 -0.01 1. c3 Bd7 2. Nh5 Bh8 3. Rd6 Bg7 D:06 00:00:38.09 295979 07/34 ++ 1. b4! D:06 00:00:46.42 356712 07/34 +0.00 1. b4 Kf8 2. c3 f5 3. b5 Rd8 Wrong! Position #222: 2r1r2k/1q3ppp/p2Rp3/2p1P3/6QB/p3P3/bP3PPP/3R2K1 w - - 0 1 PosEdge: -1.00 P [White] Solution: Bf6 D:01 00:00:00.02 1 01/50 -3.98 1. Rxe6 D:01 00:00:00.02 5 05/50 +0.94 1. bxa3 D:02 00:00:00.03 90 01/50 +0.90 1. bxa3 Bb3 D:03 00:00:00.10 539 01/50 +0.94 1. bxa3 Bb3 2. Bg5 D:04 00:00:00.61 5118 01/50 +0.87 1. bxa3 Bb3 2. Re1 Rcd8 D:05 00:00:07.86 53761 01/50 +0.91 1. bxa3 Bd5 2. f3 c4 3. Bg5 Wrong! Position #223: r1bqk2r/pp3ppp/5n2/8/1b1npB2/2N5/PP1Q2PP/1K2RBNR w kq - 0 1 PosEdge: -2.07 P [White] Solution: Nxe4 D:01 00:00:00.02 1 01/44 -1.98 1. Nxe4 D:01 00:00:00.02 4 04/44 +0.00 1. a3 D:01 00:00:00.02 5 05/44 +0.01 1. b3 D:01 00:00:00.03 9 09/44 +0.02 1. g4 D:01 00:00:00.03 20 19/44 +0.03 1. Bc4 D:01 00:00:00.03 21 20/44 +0.04 1. Bb5+ D:02 00:00:00.04 92 01/44 +0.03 1. Bb5+ Bd7 D:03 00:00:00.07 294 01/44 +0.06 1. Bb5+ Nxb5 2. Nxb5 D:04 00:00:00.54 5164 05/44 -0.35 1. a3 Bxc3 2. bxc3 O-O D:04 00:00:01.10 9074 19/44 ++ 1. Bd3! D:04 00:00:01.86 11594 19/44 -0.33 1. Bd3 Bxc3 2. bxc3 O-O D:05 00:00:05.45 29273 01/44 +0.03 1. Bd3 Bf5 2. Bb5+ Nxb5 3. Nxb5 D:05 00:00:07.66 41786 05/44 ++ 1. a3! D:05 00:00:09.88 51482 05/44 +0.07 1. a3 Bxc3 2. bxc3 Nb3 3. Bb5+ D:05 00:00:18.11 114471 39/44 ++ 1. Be5! D:05 00:00:19.35 121182 39/44 +0.08 1. Be5 Bxc3 2. bxc3 Qb6+ 3. Bb5+ D:06 00:00:31.46 239994 01/44 +0.35 1. Be5 Nc6 2. Qxd8+ Kxd8 3. Bxf6+ gxf6 Wrong! Position #224: 5rk1/p1q3pp/1p1r4/2p1pp1Q/1PPn1P2/3B3P/P2R2P1/3R2K1 b - - 0 1 PosEdge: -1.05 P [White] Solution: Rh6 D:01 00:00:00.00 1 01/40 +0.91 1. ... exf4 D:01 00:00:00.00 2 02/40 +0.93 1. ... cxb4 D:02 00:00:00.01 84 02/40 +0.89 1. ... exf4 2. g4 D:03 00:00:00.09 389 01/40 +0.90 1. ... exf4 2. Bxf5 cxb4 D:03 00:00:00.11 523 03/40 ++ 1. ... e4! D:03 00:00:00.14 735 03/40 +0.95 1. ... e4 2. Bc2 cxb4 D:04 00:00:00.64 4833 02/40 +0.90 1. ... exf4 2. bxc5 bxc5 3. g4 D:05 00:00:04.94 23098 01/40 +0.92 1. ... exf4 2. bxc5 Qxc5 3. h4 f3 D:05 00:00:06.38 32464 03/40 ++ 1. ... e4! D:05 00:00:09.52 46336 03/40 +0.95 1. ... e4 2. Be2 Rh6 3. Qg5 cxb4 D:06 00:00:35.83 213856 02/40 +0.90 1. ... exf4 2. bxc5 Qxc5 3. h4 f3 4. g4 Wrong! Position #225: 4R3/4q1kp/6p1/1Q3b2/1P1b1P2/6KP/8/8 b - - 0 1 PosEdge: +0.00 P [White] Solution: Qh4+ D:01 00:00:00.00 1 01/46 -3.98 1. ... Qxe8 D:01 00:00:00.00 3 03/46 -2.03 1. ... Bxh3 D:01 00:00:00.00 4 04/46 +0.01 1. ... g5 D:02 00:00:00.03 168 37/46 -0.03 1. ... Qd6 2. Re7+ D:03 00:00:00.14 499 01/46 +0.00 1. ... Qd6 2. h4 g5 D:04 00:00:00.82 3405 01/46 -0.03 1. ... Qd6 2. h4 h5 3. Re7+ D:04 00:00:01.40 7425 42/46 ++ 1. ... Qc7! D:04 00:00:01.71 10454 42/46 -0.01 1. ... Qc7 2. h4 Qc3+ 3. Kg2 D:05 00:00:04.21 36554 01/46 ++ 1. ... Qc7 D:05 00:00:06.42 61456 01/46 +1.00 1. ... Qc7 2. Kf3 Qc3+ 3. Ke2 Qxh3 D:05 00:00:07.30 72656 34/46 ++ 1. ... Qh4+! D:05 00:00:07.70 75833 34/46 +mat03 1. ... Qh4+ 2. Kxh4 Bf2+ 3. Kg5 h6# Correct! Position #226: 2b2rk1/p1p4p/2p1p1p1/br2N1Q1/1p2q3/8/PB3PPP/3R1RK1 w - - 0 1 PosEdge: -3.02 P [White] Solution: Nf7 D:01 00:00:00.02 1 01/48 -7.99 1. Qxg6+ D:01 00:00:00.04 2 02/48 -2.00 1. Nxg6 D:01 00:00:00.04 4 04/48 +0.00 1. a3 D:01 00:00:00.04 8 08/48 +0.01 1. a4 D:01 00:00:00.05 22 22/48 +0.02 1. Rd7 D:01 00:00:00.05 29 29/48 +0.03 1. Bd4 D:02 00:00:00.06 90 01/48 +0.01 1. Bd4 b3 D:03 00:00:00.17 813 06/48 -0.01 1. f3 Bb6+ 2. Bd4 D:03 00:00:00.25 1463 17/48 ++ 1. Rde1! D:03 00:00:00.30 1704 17/48 +0.03 1. Rde1 Qc2 2. Bd4 D:03 00:00:00.37 2272 25/48 ++ 1. Rfe1! D:03 00:00:00.41 2501 25/48 +0.04 1. Rfe1 Qc2 2. Bd4 D:04 00:00:00.70 5618 01/48 -0.01 1. Rfe1 Qc2 2. Qc1 b3 D:05 00:00:03.99 27210 01/48 +0.03 1. Rfe1 Qc2 2. Rd2 Qc5 3. Rd7 D:06 00:00:26.73 197759 01/48 -0.03 1. Rfe1 Qc2 2. Rd2 Qf5 3. Qxf5 gxf5 Wrong! Position #227: 2k1rb1r/ppp3pp/2np1q2/5b2/2B2P2/2P1BQ2/PP1N1P1P/2KR3R b - - 0 1 PosEdge: +0.01 P [White] Solution: d5 D:01 00:00:00.00 1 01/47 -2.01 1. ... Rxe3 D:01 00:00:00.00 3 03/47 -0.16 1. ... d5 D:01 00:00:00.00 4 04/47 +0.00 1. ... a6 D:01 00:00:00.01 6 06/47 +0.01 1. ... g6 D:01 00:00:00.01 10 10/47 +0.02 1. ... g5 D:01 00:00:00.01 13 13/47 +0.08 1. ... Kb8 D:02 00:00:00.02 89 01/47 +0.05 1. ... Kb8 2. Rhe1 D:03 00:00:00.08 441 01/47 +0.07 1. ... Kb8 2. Rhe1 g5 D:04 00:00:00.62 5950 01/47 +0.04 1. ... Kb8 2. Rhe1 g6 3. b4 D:05 00:00:05.89 43949 04/47 ++ 1. ... d5 D:05 00:00:07.69 58782 04/47 +1.71 1. ... d5 2. Bd4 Nxd4 3. cxd4 dxc4 D:06 00:00:23.71 196603 01/47 +1.74 1. ... d5 2. Bxa7 dxc4 3. Qh5 Qe6 4. Bc5 Correct! Position #228: r4rk1/1bq1bp1p/4p1p1/p2p4/3BnP2/1N1B3R/PPP3PP/R2Q2K1 w - - 0 1 PosEdge: -0.07 P [White] Solution: Bxe4 D:01 00:00:00.00 1 01/47 -3.77 1. Rxh7 D:01 00:00:00.00 2 02/47 +0.01 1. Bxe4 D:01 00:00:00.00 9 09/47 +0.02 1. c4 D:01 00:00:00.01 27 26/47 +0.03 1. Nc5 D:02 00:00:00.02 101 03/47 +0.11 1. Bxe4 dxe4 D:03 00:00:00.06 343 01/47 +0.14 1. Bxe4 dxe4 2. Nc5 D:04 00:00:00.41 4726 01/47 +0.09 1. Bxe4 dxe4 2. Be5 Bd5 D:05 00:00:03.84 24752 01/47 +0.13 1. Bxe4 dxe4 2. Be5 Bc5+ 3. Nxc5 D:06 00:00:17.20 203466 01/47 +0.09 1. Bxe4 dxe4 2. Be5 Qb6+ 3. Kf1 Bd5 Correct! Position #229: 8/8/8/1p5r/p1p1k1pN/P2pBpP1/1P1K1P2/8 b - - 0 1 PosEdge: -1.18 P [White] Solution: Rxh4 D:01 00:00:00.02 1 01/13 -2.01 1. ... Rxh4 D:01 00:00:00.02 3 02/13 +0.02 1. ... c3+ D:02 00:00:00.02 52 04/13 -0.08 1. ... Kd5 2. Kc1 D:03 00:00:00.04 158 01/13 -0.05 1. ... Kd5 2. Kc1 d2+ D:04 00:00:00.10 992 01/13 -0.12 1. ... Kd5 2. Kc1 Ke4 3. Nf5 D:04 00:00:00.16 1847 07/13 ++ 1. ... Rd5! D:04 00:00:00.21 2415 07/13 -0.10 1. ... Rd5 2. Bb6 Ke5 3. Kc1 D:05 00:00:00.44 5486 01/13 -0.07 1. ... Rd5 2. Kc1 Rd6 3. Bc5 d2+ D:06 00:00:01.77 23478 01/13 -0.12 1. ... Rd5 2. Kd1 Re5 3. Bb6 Re8 4. Nf5 D:06 00:00:03.37 45295 08/13 ++ 1. ... Re5! D:06 00:00:04.34 58212 08/13 -0.11 1. ... Re5 2. Kd1 Rd5 3. Bb6 d2 4. Nf5 D:07 00:00:10.83 137379 01/13 -0.07 1. ... Re5 2. Kd1 Re6 3. Kc1 Ra6 4. Bc5 d2+ D:07 00:00:14.68 181289 05/13 ++ 1. ... Kd5! D:07 00:00:22.66 276632 05/13 -0.03 1. ... Kd5 2. Ng6 Kc6 3. Bd4 Kd5 4. Kc3 Rh2 Wrong! Position #230: 2b5/1r6/2kBp1p1/p2pP1P1/2pP4/1pP3K1/1R3P2/8 b - - 0 1 PosEdge: -0.98 P [White] Solution: Rb4 D:01 00:00:00.01 2 01/16 +0.01 1. ... a4 D:02 00:00:00.02 42 01/16 -0.01 1. ... a4 2. f4 D:03 00:00:00.03 167 01/16 +0.01 1. ... a4 2. f4 a3 D:03 00:00:00.04 300 04/16 ++ 1. ... Kd7! D:03 00:00:00.05 439 04/16 +0.08 1. ... Kd7 2. f4 Kd8 D:04 00:00:00.15 1686 01/16 +0.02 1. ... Kd7 2. Kg2 Kd8 3. Kf1 D:05 00:00:00.80 4170 01/16 +0.03 1. ... Kd7 2. Kg2 Kd8 3. Kf1 a4 D:06 00:00:02.55 26445 01/16 +0.01 1. ... Kd7 2. Kg2 Kd8 3. Kf1 a4 4. f4 D:07 00:00:08.55 92883 01/16 +0.05 1. ... Kd7 2. Kg2 Kd8 3. Kf1 Rh7 4. f4 Rh2 D:07 00:00:22.03 239778 12/16 ++ 1. ... Rf7! D:07 00:00:31.18 329396 12/16 +0.08 1. ... Rf7 2. f3 Kb7 3. f4 Ka8 4. Kf3 Rf8 Wrong! Position #231: r4rk1/1b1nqp1p/p5p1/1p2PQ2/2p5/5N2/PP3PPP/R1BR2K1 w - - 0 1 PosEdge: +0.01 P [White] Solution: Bg5 D:01 00:00:00.00 1 01/44 -7.81 1. Qxf7+ D:01 00:00:00.00 2 02/44 -5.99 1. Qxd7 D:01 00:00:00.00 4 04/44 -1.97 1. Rxd7 D:01 00:00:00.00 5 05/44 +0.00 1. a3 D:01 00:00:00.00 6 06/44 +0.01 1. b3 D:01 00:00:00.00 9 09/44 +0.02 1. e6 D:01 00:00:00.01 19 19/44 +0.03 1. Bf4 D:01 00:00:00.01 20 20/44 +0.04 1. Bg5 D:02 00:00:00.04 89 03/44 ++ 1. Qxd7 D:02 00:00:00.05 126 03/44 +2.97 1. Qxd7 Bxf3 D:03 00:00:00.19 427 01/44 +3.02 1. Qxd7 Rae8 2. Bg5 D:03 00:00:00.24 580 04/44 ++ 1. Rxd7! D:03 00:00:00.27 696 04/44 +3.31 1. Rxd7 gxf5 2. Rxe7 D:04 00:00:00.64 4242 03/44 +2.99 1. Qxd7 Qxd7 2. Rxd7 Bxf3 D:05 00:00:02.03 11763 01/44 +2.67 1. Qxd7 Qxd7 2. Rxd7 Bxf3 3. gxf3 D:05 00:00:02.92 18185 04/44 ++ 1. Rxd7! D:05 00:00:03.85 24811 04/44 +2.85 1. Rxd7 Bxf3 2. Rxe7 gxf5 3. gxf3 D:06 00:00:57.87 424099 01/44 +1.05 1. Rxd7 Qe8 2. Qh3 Bc8 3. Bg5 Bxd7 Wrong! Position #232: 1R2rq1k/2p3p1/Q2p1pPp/8/4P3/8/P1r3PP/1R4K1 w - - 0 1 PosEdge: -0.01 P [White] Solution: Qb5 D:01 00:00:00.00 1 01/45 +0.00 1. Rxe8 D:01 00:00:00.00 6 06/45 +0.01 1. e5 D:01 00:00:00.00 15 14/45 +0.03 1. Rd1 D:01 00:00:00.01 23 22/45 +0.05 1. R1b7 D:02 00:00:00.01 72 02/45 +0.01 1. Rxe8 Qxe8 D:03 00:00:00.05 285 01/45 +0.06 1. Rxe8 Qxe8 2. Rb7 D:04 00:00:00.63 5181 27/45 +0.01 1. Qa4 Rxb8 2. Qxc2 Rb2 D:05 00:00:03.24 44326 33/45 -0.09 1. Qa7 Rxg2+ 2. Kxg2 Rxb8 3. Qxc7 D:06 00:00:05.65 74601 01/45 -0.22 1. Qa7 Rxb8 2. Rxb8 Rc1+ 3. Kf2 Rc2+ D:06 00:00:22.24 213501 39/45 ++ 1. R8b4! D:06 00:00:39.29 373885 39/45 -0.08 1. R8b4 Ra8 2. Qxa8 Rxg2+ 3. Kxg2 Qxa8 Wrong! Position #233: 5rk1/p1p2r1p/2pp2p1/4p3/PPPnP3/3Pq1P1/1Q1R1R1P/4NK2 b - - 0 1 PosEdge: -0.02 P [White] Solution: Nb3 D:01 00:00:00.00 1 01/40 +0.05 1. ... Rxf2+ D:02 00:00:00.01 67 01/40 ++ 1. ... Rxf2+ D:02 00:00:00.07 94 01/40 +5.05 1. ... Rxf2+ 2. Rxf2 D:03 00:00:00.20 1650 40/40 -- 1. ... Rxf2+ 2. Rxf2 D:03 00:00:00.21 1721 01/40 +0.03 1. ... Rxf2+ 2. Rxf2 Rxf2+ D:04 00:00:00.32 3249 01/40 ++ 1. ... Rxf2+ D:04 00:00:00.34 3428 01/40 +5.03 1. ... Rxf2+ 2. Rxf2 Rxf2+ 3. Kg1 D:05 00:00:03.30 47890 40/40 -- 1. ... Rxf2+ 2. Rxf2 Rxf2+ 3. Kg1 D:05 00:00:03.42 49817 01/40 +0.03 1. ... Rxf2+ 2. Rxf2 Qxf2+ 3. Qxf2 Rxf2+ D:06 00:00:06.94 97409 01/40 +0.06 1. ... Rxf2+ 2. Rxf2 Qxf2+ 3. Qxf2 Rxf2+ 4. Kxf2 D:06 00:00:08.83 110659 08/40 ++ 1. ... c5! D:06 00:00:09.07 114573 08/40 ++ 1. ... c5 D:06 00:00:09.80 124085 08/40 +3.00 1. ... c5 2. Rxf7 Rxf7+ 3. Nf3 Rxf3+ 4. Rf2 D:06 00:00:14.74 155056 24/40 ++ 1. ... Nb3! D:06 00:00:16.42 166783 24/40 +4.96 1. ... Nb3 2. Nf3 Nxd2+ 3. Qxd2 Rxf3 4. Rxf3 Correct! Position #234: 2kr1r2/p6p/5Pp1/2p5/1qp2Q1P/7R/PP6/1KR5 w - - 0 1 PosEdge: -1.04 P [White] Solution: Rb3 D:01 00:00:00.02 1 01/42 -8.07 1. Qxc4 D:01 00:00:00.02 2 02/42 -4.07 1. Rxc4 D:01 00:00:00.02 3 03/42 +0.00 1. a3 D:01 00:00:00.02 4 04/42 +0.01 1. b3 D:01 00:00:00.03 6 06/42 +0.03 1. f7 D:02 00:00:00.04 77 01/42 +0.01 1. f7 c3 D:02 00:00:00.04 115 03/42 ++ 1. Rxc4! D:02 00:00:00.05 150 03/42 ++ 1. Rxc4 D:02 00:00:00.05 186 03/42 +0.92 1. Rxc4 Rd2 D:03 00:00:00.09 488 01/42 +0.94 1. Rxc4 Qe1+ 2. Qc1 D:04 00:00:00.34 3581 01/42 +0.84 1. Rxc4 Rd1+ 2. Kc2 Rd2+ D:05 00:00:01.90 17465 01/42 +0.87 1. Rxc4 Rd1+ 2. Kc2 Qd2+ 3. Qxd2 D:05 00:00:02.17 19763 02/42 ++ 1. Qxc4! D:05 00:00:02.49 22801 02/42 +0.92 1. Qxc4 Qxc4 2. Rxc4 Rxf6 3. Rxc5+ D:05 00:00:03.19 27814 03/42 ++ 1. a3! D:05 00:00:04.15 35465 03/42 +0.94 1. a3 Qd2 2. Rxc4 Qxf4 3. Rxf4 D:06 00:00:22.14 197198 03/42 +0.88 1. Rxc4 Rd1+ 2. Kc2 Rd2+ 3. Qxd2 Qxc4+ D:06 00:00:40.66 358523 20/42 ++ 1. Rb3! D:06 00:00:46.66 429022 20/42 +0.95 1. Rb3 Qa4 2. Rb8+ Kd7 3. Rxc4 Ke8 Correct! Position #235: 5r2/1p1RRrk1/4Qq1p/1PP3p1/8/4B3/1b3P1P/6K1 w - - 0 1 PosEdge: +1.10 P [White] Solution: Qxf7+ D:01 00:00:00.00 1 01/40 +0.00 1. Rxf7+ D:01 00:00:00.00 2 02/40 +1.00 1. Rxb7 D:02 00:00:00.01 71 01/40 +0.90 1. Rxb7 Kg8 D:02 00:00:00.01 106 02/40 ++ 1. Rxf7+! D:02 00:00:00.02 140 02/40 ++ 1. Rxf7+ D:02 00:00:00.02 175 02/40 +4.90 1. Rxf7+ Kg8 D:03 00:00:00.18 1933 40/40 -- 1. Rxf7+ Kg8 D:03 00:00:00.19 2014 01/40 -0.01 1. Rxf7+ Rxf7 2. b6 D:03 00:00:00.21 2114 04/40 ++ 1. Qxf6+! D:03 00:00:00.21 2196 04/40 +1.00 1. Qxf6+ Kxf6 2. Rxb7 D:04 00:00:00.36 3865 01/40 ++ 1. Qxf6+ D:04 00:00:00.38 4096 01/40 +4.92 1. Qxf6+ Bxf6 2. Rxf7+ Kg8 D:05 00:00:06.00 59908 40/40 -- 1. Qxf6+ Bxf6 2. Rxf7+ Kg8 D:05 00:00:06.16 61523 01/40 -0.01 1. Qxf6+ Kxf6 2. Rxf7+ Rxf7 3. b6 D:06 00:00:10.68 110726 01/40 -0.06 1. Qxf6+ Bxf6 2. Rxf7+ Rxf7 3. Rxf7+ Kxf7 D:06 00:00:10.97 113012 02/40 ++ 1. Rxf7+! D:06 00:00:11.04 113294 02/40 ++ 1. Rxf7+ D:06 00:00:11.60 117604 02/40 +1.85 1. Rxf7+ Rxf7 2. Bd4 Qxd4 3. Rxf7+ Kg8 D:06 00:00:18.67 161619 17/40 ++ 1. Bd4! D:06 00:00:20.31 175204 17/40 +1.90 1. Bd4 Bxd4 2. Qxf6+ Bxf6 3. Rxf7+ Kg8 Wrong! Position #236: 1R6/p5pk/4p2p/4P3/8/2r3qP/P3R1b1/4Q1K1 b - - 0 1 PosEdge: +0.99 P [White] Solution: Rc1 D:01 00:00:00.00 1 01/40 -7.95 1. ... Qxe5 D:01 00:00:00.00 2 02/40 +1.00 1. ... Qxh3 D:02 00:00:00.01 81 01/40 +0.97 1. ... Qxh3 2. Rb7 D:03 00:00:00.03 322 03/40 +0.97 1. ... Qxe1+ 2. Rxe1 Rxh3 D:04 00:00:00.20 1794 01/40 +0.90 1. ... Qxe1+ 2. Rxe1 Bxh3 3. Rb7 D:04 00:00:00.27 2087 04/40 ++ 1. ... Bxh3+! D:04 00:00:00.34 2554 04/40 +0.96 1. ... Bxh3+ 2. Qxg3 Rxg3+ 3. Kh1 D:05 00:00:01.10 7524 01/40 +1.00 1. ... Bxh3+ 2. Qxg3 Rxg3+ 3. Kh1 Rg2 D:06 00:00:03.59 48100 01/40 +0.96 1. ... Bxh3+ 2. Qxg3 Rxg3+ 3. Kh2 Ra3 4. Kg1 D:07 00:00:12.44 124543 01/40 +1.01 1. ... Bxh3+ 2. Qxg3 Rxg3+ 3. Kh1 Bg4 4. Re1 Rg2 D:08 00:00:35.26 499270 01/40 +0.97 1. ... Bxh3+ 2. Qxg3 Rxg3+ 3. Kh2 Ra3 4. Kg1 Bg4 5. Re1 Wrong! Position #237: r5k1/pQp2qpp/8/4pbN1/3P4/6P1/PPr4P/1K1R3R b - - 0 1 PosEdge: +0.00 P [White] Solution: Rc1+ D:01 00:00:00.00 1 01/47 -8.00 1. ... Qxa2+ D:01 00:00:00.00 2 02/47 -4.00 1. ... Rxh2+ D:01 00:00:00.00 4 04/47 +0.01 1. ... exd4 D:01 00:00:00.00 11 11/47 +0.02 1. ... c5 D:01 00:00:00.00 45 45/47 +0.03 1. ... Rd8 D:02 00:00:00.01 99 03/47 ++ 1. ... Rxh2+ D:02 00:00:00.01 141 03/47 +1.00 1. ... Rxh2+ 2. Ka1 D:03 00:00:00.08 486 01/47 +1.03 1. ... Rxh2+ 2. Ka1 Rd8 D:03 00:00:00.16 1163 16/47 ++ 1. ... Rd2+! D:03 00:00:00.17 1266 16/47 +1.05 1. ... Rd2+ 2. Ka1 exd4 D:04 00:00:00.89 7867 47/47 -- 1. ... Rd2+ 2. Ka1 exd4 D:04 00:00:00.96 8340 01/47 -0.05 1. ... Rd2+ 2. Ka1 Rxd1+ 3. Rxd1 D:04 00:00:01.06 8680 03/47 ++ 1. ... Rxh2+! D:04 00:00:01.13 9051 03/47 -0.02 1. ... Rxh2+ 2. Ka1 Rxh1 3. Nxf7 D:05 00:00:01.73 14729 01/47 ++ 1. ... Rxh2+ D:05 00:00:01.93 18594 01/47 +0.97 1. ... Rxh2+ 2. Ka1 Rxh1 3. Qxa8+ Qe8 D:06 00:00:14.60 166425 47/47 -- 1. ... Rxh2+ 2. Ka1 Rxh1 3. Qxa8+ Qe8 D:06 00:00:16.11 181041 01/47 -4.05 1. ... Rxh2+ 2. Ka1 Rxh1 3. Qxa8+ Qf8 4. Qxh1 D:06 00:00:16.68 188188 15/47 ++ 1. ... Rc1+! D:06 00:00:17.03 190796 15/47 -4.01 1. ... Rc1+ 2. Kxc1 Qc4+ 3. Kd2 Qxd4+ 4. Kc1 D:06 00:00:17.16 191973 16/47 ++ 1. ... Rd2+! D:06 00:00:17.79 197383 16/47 -1.05 1. ... Rd2+ 2. Ka1 Rxd1+ 3. Rxd1 Qe8 4. Qxc7 D:06 00:00:20.23 221165 22/47 ++ 1. ... Rc5+! D:06 00:00:20.69 225823 22/47 -1.04 1. ... Rc5+ 2. Ka1 Qd5 3. Qxa8+ Qxa8 4. dxc5 D:07 00:00:33.64 354734 01/47 -1.03 1. ... Rc5+ 2. Ka1 Qd5 3. Qxa8+ Qxa8 4. dxc5 e4 D:07 00:00:38.91 418714 17/47 ++ 1. ... Rd2+! D:07 00:00:41.46 450836 17/47 -1.02 1. ... Rd2+ 2. Ka1 Rxd1+ 3. Rxd1 Qe8 4. Qxc7 Rd8 Wrong! Position #238: 1k1r4/pp1r1pp1/4n1p1/2R5/2Pp1qP1/3P2QP/P4PB1/1R4K1 w - - 0 1 PosEdge: -0.03 P [White] Solution: Bxb7 D:01 00:00:00.02 1 01/41 +0.00 1. Qxf4+ D:01 00:00:00.02 5 05/41 +0.01 1. f3 D:01 00:00:00.02 14 14/41 +0.03 1. Rd1 D:01 00:00:00.03 26 26/41 +0.04 1. Bd5 D:02 00:00:00.03 69 02/41 -0.02 1. Qxf4+ Nxf4 D:02 00:00:00.04 111 04/41 ++ 1. Rxb7+! D:02 00:00:00.04 149 04/41 ++ 1. Rxb7+ D:02 00:00:00.04 188 04/41 +1.05 1. Rxb7+ Rxb7 D:03 00:00:00.21 1967 41/41 -- 1. Rxb7+ Rxb7 D:03 00:00:00.22 2037 01/41 -1.96 1. Rxb7+ Rxb7 2. Bxb7 D:03 00:00:00.23 2069 02/41 ++ 1. Qxf4+! D:03 00:00:00.24 2133 02/41 +0.02 1. Qxf4+ Nxf4 2. Bd5 D:04 00:00:00.39 3904 01/41 ++ 1. Qxf4+ D:04 00:00:00.46 4173 01/41 +1.03 1. Qxf4+ Nxf4 2. Rxb7+ Rxb7 D:05 00:00:03.82 41621 41/41 -- 1. Qxf4+ Nxf4 2. Rxb7+ Rxb7 D:05 00:00:04.03 43673 01/41 +0.00 1. Qxf4+ Nxf4 2. Bf1 f5 3. Rc7 D:06 00:00:07.51 83716 01/41 -0.04 1. Qxf4+ Nxf4 2. Bf1 b6 3. f3 f5 Wrong! Position #239: 8/6k1/5pp1/Q6p/5P2/6PK/P4q1P/8 b - - 0 1 PosEdge: +1.00 P [White] Solution: Qf1+ D:01 00:00:00.00 1 01/27 -7.98 1. ... Qxf4 D:01 00:00:00.00 5 05/27 +0.01 1. ... h4 D:01 00:00:00.00 11 11/27 +0.10 1. ... Kf8 D:02 00:00:00.01 54 01/27 +0.09 1. ... Kf8 2. g4 D:03 00:00:00.04 337 01/27 +0.00 1. ... Kf8 2. Qa8+ Ke7 D:03 00:00:00.06 529 07/27 ++ 1. ... f5! D:03 00:00:00.08 743 07/27 +0.02 1. ... f5 2. Qa8 h4 D:03 00:00:00.15 1489 15/27 ++ 1. ... Qf1+! D:03 00:00:00.15 1540 15/27 +0.10 1. ... Qf1+ 2. Kh4 Kf8 D:04 00:00:00.19 1993 01/27 +0.09 1. ... Qf1+ 2. Kh4 Kf8 3. g4 D:05 00:00:00.65 6523 01/27 +0.10 1. ... Qf1+ 2. Kh4 Qd1 3. h3 Kf8 D:06 00:00:02.52 28630 01/27 +0.09 1. ... Qf1+ 2. Kh4 Kh6 3. a4 g5+ 4. fxg5+ D:07 00:00:20.39 197119 01/27 +0.10 1. ... Qf1+ 2. Kh4 Qd1 3. h3 Kf8 4. g4 f5 D:08 00:00:58.48 596278 01/27 +0.10 1. ... Qf1+ 2. Kh4 Kh6 3. Qb6 Qg2 4. h3 g5+ 5. fxg5+ Correct! Position #240: 2b4k/p1b2p2/2p2q2/3p1PNp/3P2R1/3B4/P1Q2PKP/4r3 w - - 0 1 PosEdge: +0.07 P [White] Solution: Qxc6 D:01 00:00:00.03 1 01/36 -2.01 1. Nxf7+ D:01 00:00:00.03 3 03/36 +0.00 1. a3 D:01 00:00:00.03 4 04/36 +0.01 1. f3 D:01 00:00:00.04 7 07/36 +0.02 1. f4 D:02 00:00:00.07 256 36/36 -- 1. f4 D:02 00:00:00.08 302 01/36 -5.01 1. f4 hxg4 D:02 00:00:00.08 352 02/36 ++ 1. Nxf7+! D:02 00:00:00.08 401 02/36 -2.04 1. Nxf7+ Qxf7 D:02 00:00:00.11 620 28/36 ++ 1. Rg3! D:02 00:00:00.11 665 28/36 -2.03 1. Rg3 Bxg3 D:03 00:00:00.16 899 01/36 -1.89 1. Rg3 Bxg3 2. fxg3 D:03 00:00:00.16 952 02/36 ++ 1. Nxf7+! D:03 00:00:00.16 1004 02/36 ++ 1. Nxf7+ D:03 00:00:00.17 1095 02/36 -1.03 1. Nxf7+ Qxf7 2. Qxc6 D:03 00:00:00.31 1862 16/36 ++ 1. Qd2! D:03 00:00:00.35 2113 16/36 -0.01 1. Qd2 hxg4 2. Qxe1 D:03 00:00:00.42 2552 22/36 ++ 1. Qc5! D:03 00:00:00.49 3216 22/36 +0.99 1. Qc5 Re8 2. Qxa7 D:04 00:00:01.62 9550 36/36 -- 1. Qc5 Re8 2. Qxa7 D:04 00:00:01.89 13910 01/36 -2.05 1. Qc5 Bd6 2. Nxf7+ Qxf7 D:04 00:00:02.89 22774 32/36 ++ 1. Nf3! D:04 00:00:03.18 25616 32/36 -1.09 1. Nf3 hxg4 2. Nxe1 Qxd4 D:05 00:00:04.44 35626 01/36 -0.93 1. Nf3 hxg4 2. Nxe1 Bxf5 3. Kf1 D:06 00:00:22.17 196083 01/36 -1.00 1. Nf3 hxg4 2. Nxe1 Ba5 3. Kf1 Qxd4 Wrong! Position #241: 2rq1rk1/pp3ppp/2n2b2/4NR2/3P4/PB5Q/1P4PP/3R2K1 w - - 0 1 PosEdge: +0.07 P [White] Solution: Qxh7+ D:01 00:00:00.00 1 01/46 -1.99 1. Rxf6 D:01 00:00:00.00 2 02/46 -1.93 1. Nxf7 D:01 00:00:00.00 3 03/46 +0.00 1. Nxc6 D:01 00:00:00.01 7 07/46 +0.01 1. a4 D:01 00:00:00.01 23 23/46 +0.02 1. Bc4 D:01 00:00:00.01 24 24/46 +0.03 1. Bd5 D:02 00:00:00.02 86 03/46 ++ 1. Nxf7 D:02 00:00:00.02 122 03/46 +1.06 1. Nxf7 b5 D:02 00:00:00.03 166 06/46 ++ 1. Bxf7+! D:02 00:00:00.03 200 06/46 +1.11 1. Bxf7+ Kh8 D:03 00:00:00.34 2680 46/46 -- 1. Bxf7+ Kh8 D:03 00:00:00.35 2759 01/46 +0.08 1. Bxf7+ Rxf7 2. Nxf7 D:04 00:00:01.26 5262 01/46 +0.32 1. Bxf7+ Rxf7 2. Nxf7 Kxf7 D:05 00:00:02.30 11724 01/46 ++ 1. Bxf7+ D:05 00:00:02.44 14119 01/46 +1.32 1. Bxf7+ Rxf7 2. Nxf7 Kxf7 3. Qxh7 D:06 00:00:08.54 92933 01/46 +1.03 1. Bxf7+ Rxf7 2. Nxf7 Bxd4+ 3. Kf1 Bxb2 D:06 00:00:10.60 132161 02/46 ++ 1. Rxf6! D:06 00:00:12.98 176504 02/46 +1.08 1. Rxf6 Qxf6 2. Bxf7+ Rxf7 3. Qxc8+ Rf8 D:07 00:00:44.58 462787 01/46 +1.26 1. Rxf6 gxf6 2. Qg3+ Kh8 3. Nxf7+ Rxf7 4. Bxf7 Wrong! Position #242: r1b1r1k1/pp1nqp2/2p1p1pp/8/4N3/P1Q1P3/1P3PPP/1BRR2K1 w - - 0 1 PosEdge: -1.00 P [White] Solution: Rxd7 D:01 00:00:00.02 1 01/44 -7.99 1. Qxc6 D:01 00:00:00.02 2 02/44 -1.97 1. Rxd7 D:01 00:00:00.02 3 03/44 +0.01 1. b3 D:01 00:00:00.02 8 08/44 +0.02 1. b4 D:02 00:00:00.03 76 01/44 +0.00 1. b4 b5 D:03 00:00:00.08 484 01/44 +0.02 1. b4 f5 2. Bd3 D:03 00:00:00.31 2694 43/44 ++ 1. Nd6! D:03 00:00:00.33 2818 43/44 +0.05 1. Nd6 Rd8 2. Bf5 D:04 00:00:00.45 4071 01/44 +0.02 1. Nd6 Rd8 2. Be4 b5 D:05 00:00:02.10 16455 01/44 +0.04 1. Nd6 Rd8 2. Be4 f5 3. b4 D:06 00:00:16.18 163271 01/44 +0.01 1. Nd6 Rd8 2. e4 c5 3. b4 b5 Wrong! Position #243: 1r3r1k/3p4/1p1Nn1R1/4Pp1q/pP3P1p/P7/5Q1P/6RK w - - 0 1 PosEdge: +0.03 P [White] Solution: Qe2 D:01 00:00:00.00 1 01/45 -1.99 1. Rxe6 D:01 00:00:00.00 5 05/45 +0.00 1. h3 D:01 00:00:00.00 6 06/45 +0.01 1. b5 D:01 00:00:00.01 11 11/45 +0.03 1. Rd1 D:01 00:00:00.01 44 44/45 +0.04 1. Rg7 D:02 00:00:00.02 88 06/45 -0.03 1. h3 Rbd8 D:02 00:00:00.02 119 07/45 ++ 1. b5! D:02 00:00:00.03 149 07/45 -0.02 1. b5 Rbd8 D:02 00:00:00.04 295 45/45 ++ 1. Rg8+! D:02 00:00:00.05 328 45/45 +0.03 1. Rg8+ Rxg8 D:03 00:00:00.10 729 06/45 +0.03 1. h3 b5 2. Rg7 D:04 00:00:00.48 4962 01/45 +0.00 1. h3 Rbd8 2. Rg8+ Rxg8 D:04 00:00:00.70 6947 06/45 ++ 1. b5! D:04 00:00:00.88 9011 06/45 +0.01 1. b5 Rbd8 2. Rg8+ Rxg8 D:05 00:00:02.87 24465 01/45 +0.02 1. b5 h3 2. Qe3 Nc5 3. Rg7 D:06 00:00:19.48 190767 01/45 +0.03 1. b5 Qh7 2. Nc4 Qe7 3. Rg8+ Rxg8 Wrong! Position #244: r6r/pp3ppp/3k1b2/2pb4/B4Pq1/2P1Q3/P5PP/1RBR2K1 w - - 0 1 PosEdge: -1.01 P [White] Solution: Qxc5+ D:01 00:00:00.14 1 01/46 -7.98 1. Qxc5+ D:01 00:00:00.14 2 02/46 -2.00 1. Rxd5+ D:01 00:00:00.15 4 04/46 +0.00 1. a3 D:01 00:00:00.15 7 07/46 +0.01 1. c4 D:01 00:00:00.15 43 43/46 +0.04 1. Bb5 D:02 00:00:00.17 135 06/46 -0.19 1. g3 Rad8 D:02 00:00:00.18 212 11/46 ++ 1. Kf1! D:02 00:00:00.19 269 11/46 -0.03 1. Kf1 Rad8 D:03 00:00:00.46 1971 06/46 -0.15 1. g3 Rad8 2. Bb5 D:03 00:00:00.59 2595 14/46 ++ 1. Rb2! D:03 00:00:00.77 3625 14/46 +0.01 1. Rb2 Rad8 2. Bb5 D:04 00:00:01.25 9216 01/46 -0.05 1. Rb2 Rad8 2. Bb3 Rhe8 D:04 00:00:02.59 18592 24/46 ++ 1. Rd2! D:04 00:00:03.01 22225 24/46 -0.03 1. Rd2 b6 2. Bb5 Rad8 D:04 00:00:03.18 25079 28/46 ++ 1. Qd2! D:04 00:00:03.26 27395 28/46 ++ 1. Qd2 D:04 00:00:03.39 30177 28/46 +2.00 1. Qd2 Bxc3 2. Qxd5+ Kc7 D:05 00:00:13.80 138079 46/46 -- 1. Qd2 Bxc3 2. Qxd5+ Kc7 D:05 00:00:14.58 144780 01/46 +1.06 1. Qd2 Qf5 2. Rxb7 Rhd8 3. Bb5 D:06 00:00:24.29 265547 01/46 ++ 1. Qd2 D:06 00:00:28.81 337162 01/46 +1.99 1. Qd2 Bd4+ 2. cxd4 cxd4 3. Bb5 Rad8 Wrong! Position #245: 4rrn1/ppq3bk/3pPnpp/2p5/2PB4/2NQ1RPB/PP5P/5R1K w - - 0 1 PosEdge: +0.05 P [White] Solution: Qxg6+ D:01 00:00:00.00 1 01/45 +0.01 1. Bxf6 D:01 00:00:00.00 8 08/45 +0.03 1. e7 D:01 00:00:00.01 41 41/45 +0.04 1. Bf5 D:02 00:00:00.01 78 02/45 ++ 1. Bxf6 D:02 00:00:00.02 108 02/45 +2.93 1. Bxf6 Kh8 D:03 00:00:00.24 2410 45/45 -- 1. Bxf6 Kh8 D:03 00:00:00.26 2554 01/45 +0.01 1. Bxf6 Nxf6 2. Bf5 D:03 00:00:00.39 3699 25/45 ++ 1. Nb5! D:03 00:00:00.42 3890 25/45 +0.06 1. Nb5 Qb6 2. Bf5 D:04 00:00:00.58 5763 01/45 ++ 1. Nb5 D:04 00:00:00.70 6987 01/45 +2.05 1. Nb5 Qa5 2. Bxf6 Qxa2 D:05 00:00:18.15 168068 45/45 -- 1. Nb5 Qa5 2. Bxf6 Qxa2 D:05 00:00:19.34 178169 01/45 +0.04 1. Nb5 Qb6 2. Bc3 d5 3. Bf5 D:06 00:00:33.82 299151 01/45 ++ 1. Nb5 D:06 00:00:40.26 351550 01/45 +1.01 1. Nb5 Qc6 2. Nxa7 Qa4 3. Bxf6 Qxa7 Wrong! Position #246: 6R1/4qp1p/ppr1n1pk/8/1P2P1QP/6N1/P4PP1/6K1 w - - 0 1 PosEdge: +1.05 P [White] Solution: Qh5+ D:01 00:00:00.02 1 01/34 -4.01 1. Rxg6+ D:01 00:00:00.02 4 04/34 +0.00 1. a3 D:01 00:00:00.02 5 05/34 +0.01 1. f3 D:01 00:00:00.03 10 10/34 +0.02 1. f4 D:01 00:00:00.03 17 17/34 +0.03 1. Nf5+ D:02 00:00:00.04 88 05/34 -0.04 1. a3 Rc2 D:02 00:00:00.04 132 08/34 ++ 1. e5! D:02 00:00:00.05 169 08/34 -0.03 1. e5 Rc2 D:03 00:00:00.14 452 01/34 +0.00 1. e5 Rc2 2. Nf5+ D:03 00:00:00.27 1450 26/34 ++ 1. Qh5+! D:03 00:00:00.27 1502 26/34 ++ 1. Qh5+ D:03 00:00:00.28 1566 26/34 +mat02 1. Qh5+ gxh5 2. Nf5# Correct! Position #247: 2k1r3/1p2Bq2/p2Qp3/Pb1p1p1P/2pP1P2/2P5/2P2KP1/1R6 w - - 0 1 PosEdge: +0.99 P [White] Solution: Rxb5 D:01 00:00:00.01 1 01/39 -7.97 1. Qxe6+ D:01 00:00:00.01 3 03/39 -7.96 1. Qxd5 D:01 00:00:00.01 4 04/39 -1.97 1. Rxb5 D:01 00:00:00.01 5 05/39 +0.01 1. g3 D:01 00:00:00.01 6 06/39 +0.02 1. h6 D:01 00:00:00.02 8 08/39 +0.08 1. Ke1 D:02 00:00:00.03 83 07/39 +0.01 1. h6 e5 D:03 00:00:00.15 1278 27/39 +0.08 1. Qc5+ Kb8 2. Ke1 D:04 00:00:00.22 2005 01/39 +0.01 1. Qc5+ Kb8 2. h6 e5 D:05 00:00:05.01 50316 39/39 -- 1. Qc5+ Kb8 2. h6 e5 D:05 00:00:05.54 55072 01/39 -0.93 1. Qc5+ Bc6 2. Bg5 Qxh5 3. Ke1 D:05 00:00:09.20 92158 36/39 ++ 1. Bg5! D:05 00:00:09.83 97748 36/39 -0.91 1. Bg5 Qxh5 2. Kg1 Qe2 3. Rd1 D:06 00:00:12.66 127764 01/39 -0.91 1. Bg5 Qxh5 2. Re1 Bd7 3. Kf1 b5 D:07 00:00:47.61 393179 01/39 -0.89 1. Bg5 Qxh5 2. Re1 Bd7 3. Kg1 Bb5 4. g4 Wrong! Position #248: 5r1k/1p4pp/3q4/3Pp1R1/8/8/PP4PP/4Q1K1 b - - 0 1 PosEdge: +1.00 P [White] Solution: Qc5+ D:01 00:00:00.00 1 01/36 +1.05 1. ... Qxd5 D:02 00:00:00.01 71 01/36 +1.03 1. ... Qxd5 2. b4 D:03 00:00:00.05 379 01/36 +1.01 1. ... Qxd5 2. Rxe5 Qxa2 D:03 00:00:00.08 794 11/36 ++ 1. ... Qc5+! D:03 00:00:00.08 871 11/36 +1.05 1. ... Qc5+ 2. Kh1 Qxd5 D:04 00:00:00.19 2091 01/36 +1.03 1. ... Qc5+ 2. Kh1 Qxd5 3. b4 D:05 00:00:01.02 9103 01/36 +1.01 1. ... Qc5+ 2. Kh1 Qxd5 3. Rxe5 Qxa2 D:05 00:00:01.54 13998 02/36 ++ 1. ... Qxd5! D:05 00:00:02.15 19918 02/36 +1.02 1. ... Qxd5 2. Rxe5 Qxa2 3. b4 Rf2 D:06 00:00:09.77 105430 01/36 +0.99 1. ... Qxd5 2. Rxe5 Qxa2 3. b4 Qf2+ 4. Qxf2 D:06 00:00:16.20 151961 11/36 ++ 1. ... Qc5+! D:06 00:00:17.40 161824 11/36 +1.03 1. ... Qc5+ 2. Kh1 Qc4 3. Qg1 Qxd5 4. b4 D:07 00:00:42.32 359654 01/36 +1.05 1. ... Qc5+ 2. Kh1 Qc4 3. Kg1 Qd4+ 4. Kh1 Qxd5 Correct! Position #249: r4rk1/pbq2pp1/1ppbpn1p/8/2PP4/1P1Q1N2/PBB2PPP/R3R1K1 w - - 0 1 PosEdge: +0.02 P [White] Solution: c5 D:01 00:00:00.00 1 01/42 -4.00 1. Rxe6 D:01 00:00:00.00 2 02/42 +0.00 1. a3 D:01 00:00:00.00 5 05/42 +0.01 1. b4 D:01 00:00:00.01 15 15/42 +0.03 1. Rad1 D:02 00:00:00.02 83 01/42 +0.00 1. Rad1 Rad8 D:03 00:00:00.10 781 04/42 -0.05 1. g3 Rad8 2. Rad1 D:03 00:00:00.13 915 05/42 ++ 1. h3! D:03 00:00:00.17 1185 05/42 -0.04 1. h3 Bh2+ 2. Kf1 D:04 00:00:00.55 5676 01/42 -0.05 1. h3 Bb4 2. Bc3 Rad8 D:04 00:00:00.74 7849 03/42 ++ 1. a3! D:04 00:00:01.05 11433 03/42 -0.02 1. a3 c5 2. Rad1 Bxf3 D:04 00:00:01.66 16166 15/42 ++ 1. Rad1! D:04 00:00:01.95 18902 15/42 +0.00 1. Rad1 c5 2. d5 Rad8 D:05 00:00:04.69 40078 01/42 -0.04 1. Rad1 Rad8 2. h3 Bh2+ 3. Kf1 D:05 00:00:08.15 68802 08/42 ++ 1. d5! D:05 00:00:09.37 77613 08/42 -0.03 1. d5 e5 2. dxc6 Bxc6 3. Rad1 D:06 00:00:21.79 216180 01/42 ++ 1. d5 D:06 00:00:32.34 304012 01/42 +1.02 1. d5 cxd5 2. Bxf6 Bxh2+ 3. Nxh2 gxf6 Wrong! Position #250: 1b5k/7P/p1p2np1/2P2p2/PP3P2/4RQ1R/q2r3P/6K1 w - - 0 1 PosEdge: +1.05 P [White] Solution: Re8+ D:01 00:00:00.00 1 01/31 +1.01 1. Qxc6 D:02 00:00:00.05 159 31/31 -- 1. Qxc6 D:02 00:00:00.05 203 01/31 -0.05 1. Qxc6 Bxf4 D:02 00:00:00.06 247 02/31 ++ 1. a5! D:02 00:00:00.06 290 02/31 -0.02 1. a5 Be5 D:03 00:00:00.16 648 01/31 +0.01 1. a5 Rg2+ 2. Kf1 D:03 00:00:00.21 772 02/31 ++ 1. Qxc6! D:03 00:00:00.27 895 02/31 ++ 1. Qxc6 D:03 00:00:00.31 1163 02/31 +1.01 1. Qxc6 Rg2+ 2. Kf1 D:04 00:00:01.35 9018 31/31 -- 1. Qxc6 Rg2+ 2. Kf1 D:04 00:00:01.51 10956 01/31 -mat02 1. Qxc6 Qa1+ 2. Re1 Qxe1# D:04 00:00:01.70 12728 02/31 ++ 1. a5! D:04 00:00:01.95 15325 02/31 -1.01 1. a5 Qb1+ 2. Qf1 Qxb4 D:04 00:00:02.49 19828 15/31 ++ 1. Re7! D:04 00:00:02.70 21738 15/31 -1.00 1. Re7 Qxa4 2. Rb7 Be5 D:05 00:00:04.08 32919 01/31 -0.97 1. Re7 Qxa4 2. Rb7 Qa1+ 3. Qd1 D:05 00:00:05.02 38858 03/31 ++ 1. a5! D:05 00:00:06.06 45597 03/31 ++ 1. a5 D:05 00:00:07.30 55312 03/31 -0.01 1. a5 Qb1+ 2. Qf1 Qxb4 3. Qxa6 D:05 00:00:08.94 68262 07/31 ++ 1. Re1! D:05 00:00:10.79 84084 07/31 +0.00 1. Re1 Ne4 2. Rh6 Qxa4 3. Rxg6 D:05 00:00:13.41 108684 23/31 ++ 1. Qg3! D:05 00:00:14.65 118151 23/31 +0.01 1. Qg3 Qb1+ 2. Re1 Qxb4 3. Qxg6 D:06 00:00:45.81 395651 31/31 -- 1. Qg3 Qb1+ 2. Re1 Qxb4 3. Qxg6 D:06 00:00:57.55 550486 01/31 -1.98 1. Qg3 Qxa4 2. Re6 Rd1+ 3. Re1 Qxb4 Wrong! Position #251: k7/p4p2/P1q1b1p1/3p3p/3Q4/7P/5PP1/1R4K1 w - - 0 1 PosEdge: +0.96 P [White] Solution: Qe5 D:01 00:00:00.00 1 01/42 -8.00 1. Qxa7+ D:01 00:00:00.00 2 02/42 -7.96 1. Qxd5 D:01 00:00:00.00 3 03/42 -0.03 1. f3 D:01 00:00:00.00 8 08/42 +0.00 1. Kf1 D:01 00:00:00.02 13 13/42 +0.03 1. Rd1 D:01 00:00:00.03 21 21/42 +0.05 1. Rb7 D:02 00:00:00.03 101 12/42 -0.02 1. Ra1 f5 D:02 00:00:00.05 230 42/42 ++ 1. Qh8+! D:02 00:00:00.05 257 42/42 +0.00 1. Qh8+ Qc8 D:03 00:00:00.08 334 01/42 +0.05 1. Qh8+ Qc8 2. Rb7 D:04 00:00:00.40 3170 01/42 +0.00 1. Qh8+ Bc8 2. Ra1 f5 D:04 00:00:00.96 8538 24/42 ++ 1. Qa1! D:04 00:00:01.24 11400 24/42 +0.01 1. Qa1 Bc8 2. Rd1 Bg4 D:04 00:00:01.90 17408 35/42 ++ 1. Qf4! D:04 00:00:02.08 19107 35/42 ++ 1. Qf4 D:04 00:00:02.28 20917 35/42 +3.99 1. Qf4 Qb6 2. Rxb6 axb6 D:05 00:00:23.92 266525 42/42 -- 1. Qf4 Qb6 2. Rxb6 axb6 D:05 00:00:28.69 316268 01/42 +0.04 1. Qf4 Qc8 2. Qg3 d4 3. Rb7 D:05 00:00:42.52 457396 42/42 ++ 1. Qh8+! D:05 00:00:42.78 460376 42/42 +0.07 1. Qh8+ Qc8 2. Qxc8+ Bxc8 3. Rb7 D:06 00:00:45.26 475624 01/42 ++ 1. Qh8+ D:06 00:00:47.65 486739 01/42 +2.79 1. Qh8+ Qc8 2. Qe5 Bxh3 3. Rb8+ Qxb8 Wrong! Position #252: 1rb1r1k1/p1p2ppp/5n2/2pP4/5P2/2QB4/qNP3PP/2KRB2R b - - 0 1 PosEdge: +2.05 P [White] Solution: Re2 D:01 00:00:00.02 1 01/48 -2.04 1. ... Rxe1 D:01 00:00:00.02 2 02/48 -1.95 1. ... Rxb2 D:01 00:00:00.02 3 03/48 +1.06 1. ... Nxd5 D:02 00:00:00.04 94 03/48 ++ 1. ... Rxb2 D:02 00:00:00.04 131 03/48 +2.13 1. ... Rxb2 2. Qxc5 D:02 00:00:00.05 173 05/48 ++ 1. ... Qxb2+! D:02 00:00:00.05 209 05/48 +3.00 1. ... Qxb2+ 2. Qxb2 D:03 00:00:00.20 2845 48/48 -- 1. ... Qxb2+ 2. Qxb2 D:03 00:00:00.21 2921 01/48 -1.95 1. ... Qxb2+ 2. Qxb2 Rxb2 D:03 00:00:00.22 2995 02/48 ++ 1. ... Rxe1! D:03 00:00:00.25 3197 02/48 -1.00 1. ... Rxe1 2. Rhxe1 Nxd5 D:03 00:00:00.27 3272 03/48 ++ 1. ... Rxb2! D:03 00:00:00.29 3432 03/48 -0.94 1. ... Rxb2 2. Qxb2 Nxd5 D:03 00:00:00.31 3540 04/48 ++ 1. ... Nxd5! D:03 00:00:00.34 3771 04/48 +1.10 1. ... Nxd5 2. Qc4 Bg4 D:03 00:00:00.41 4544 16/48 ++ 1. ... Qa1+! D:03 00:00:00.41 4627 16/48 +1.14 1. ... Qa1+ 2. Kd2 Nxd5 D:04 00:00:00.61 6439 01/48 ++ 1. ... Qa1+ D:04 00:00:00.64 6622 01/48 +2.16 1. ... Qa1+ 2. Kd2 Qxb2 3. Qxc5 D:05 00:00:01.26 12708 01/48 +2.20 1. ... Qa1+ 2. Kd2 Qxb2 3. Qxc5 Bg4 D:05 00:00:02.14 19685 04/48 ++ 1. ... Nxd5! D:05 00:00:02.99 26141 04/48 ++ 1. ... Nxd5 D:05 00:00:03.99 35829 04/48 +2.83 1. ... Nxd5 2. Bxh7+ Kxh7 3. Qd3+ Kg8 D:06 00:00:14.19 125457 01/48 +2.80 1. ... Nxd5 2. Bxh7+ Kxh7 3. Qd3+ Kg8 4. Bb4 D:06 00:00:36.17 269686 35/48 ++ 1. ... Bg4! D:06 00:00:47.43 363123 35/48 ++ 1. ... Bg4 D:06 00:00:56.66 428864 35/48 +3.34 1. ... Bg4 2. Kd2 Rxb2 3. Rc1 Nxd5 4. Qxc5 Wrong! Position #253: k5r1/p4b2/2P5/5p2/3P1P2/4QBrq/P5P1/4R1K1 w - - 0 1 PosEdge: -1.88 P [White] Solution: Qe8+ D:01 00:00:00.02 2 01/31 +0.00 1. a3 D:01 00:00:00.02 3 02/31 +0.01 1. d5 D:01 00:00:00.02 4 03/31 +0.03 1. c7+ D:02 00:00:00.03 72 01/31 +0.01 1. c7+ Bd5 D:03 00:00:00.05 212 01/31 ++ 1. c7+ D:03 00:00:00.06 321 01/31 +4.93 1. c7+ Rxf3 2. c8=Q+ D:04 00:00:00.70 4179 31/31 -- 1. c7+ Rxf3 2. c8=Q+ D:04 00:00:00.75 4387 01/31 +2.00 1. c7+ Rxf3 2. Qxf3+ Bd5 D:05 00:00:01.31 7384 01/31 ++ 1. c7+ D:05 00:00:01.37 8580 01/31 +3.89 1. c7+ Rxf3 2. c8=Q+ Rxc8 3. gxh3 D:06 00:00:11.53 111110 31/31 -- 1. c7+ Rxf3 2. c8=Q+ Rxc8 3. gxh3 D:06 00:00:11.71 113030 01/31 +0.94 1. c7+ Rxf3 2. c8=Q+ Rxc8 3. gxh3 Rxe3 D:07 00:00:18.98 190380 01/31 +1.06 1. c7+ Rxf3 2. Qe8+ Rxe8 3. Rxe8+ Kb7 4. gxh3 D:07 00:00:30.88 340471 25/31 ++ 1. Qe8+! D:07 00:00:31.02 341999 25/31 ++ 1. Qe8+ D:07 00:00:31.48 348211 25/31 +mat04 1. Qe8+ Rxe8 2. Rxe8+ Bxe8 3. c7+ Rxf3 4. c8=Q# Correct! Position #254: r6k/pp3p1p/2p1bp1q/b3p3/4Pnr1/2PP2NP/PP1Q1PPN/R2B2RK b - - 0 1 PosEdge: +0.96 P [White] Solution: Nxh3 D:01 00:00:00.00 1 01/45 -7.77 1. ... Qxh3 D:01 00:00:00.00 2 02/45 -2.02 1. ... Bxa2 D:01 00:00:00.00 3 03/45 -1.97 1. ... Bxc3 D:01 00:00:00.00 5 05/45 -1.81 1. ... Nxh3 D:01 00:00:00.00 7 07/45 -1.77 1. ... Nxg2 D:01 00:00:00.01 8 08/45 +0.01 1. ... c5 D:01 00:00:00.02 12 12/45 +0.02 1. ... b5 D:01 00:00:00.02 24 24/45 +0.04 1. ... Bb4 D:02 00:00:00.03 120 20/45 -0.03 1. ... Rh4 2. Bg4 D:03 00:00:00.13 630 01/45 +0.01 1. ... Rh4 2. Bg4 Bb4 D:03 00:00:00.20 909 06/45 ++ 1. ... Nxh3! D:03 00:00:00.24 1001 06/45 ++ 1. ... Nxh3 D:03 00:00:00.28 1277 06/45 +3.19 1. ... Nxh3 2. Qe1 Nxg1 D:04 00:00:01.28 7709 45/45 -- 1. ... Nxh3 2. Qe1 Nxg1 D:04 00:00:01.48 9594 01/45 +1.19 1. ... Nxh3 2. Ngf1 Qxd2 3. Nxd2 D:05 00:00:03.02 19119 01/45 +1.28 1. ... Nxh3 2. Qe1 Rxg3 3. fxg3 Nxg1 D:06 00:00:12.86 139139 01/45 +1.28 1. ... Nxh3 2. Qe1 Rxg3 3. fxg3 Nxg1 4. Qxg1 Correct! Position #255: 3r3r/p4pk1/5Rp1/3q4/1p1P2RQ/5N2/P1P4P/2b4K w - - 0 1 PosEdge: +0.01 P [White] Solution: Rfxg6+ D:01 00:00:00.01 1 01/32 -3.96 1. Rxf7+ D:01 00:00:00.01 5 05/32 +0.00 1. a3 D:01 00:00:00.01 6 06/32 +0.01 1. c3 D:01 00:00:00.01 9 09/32 +0.02 1. c4 D:02 00:00:00.03 131 32/32 -- 1. c4 D:02 00:00:00.04 181 01/32 -3.98 1. c4 Rxh4 D:02 00:00:00.07 238 03/32 ++ 1. Rfxg6+! D:02 00:00:00.07 291 03/32 -2.96 1. Rfxg6+ fxg6 D:03 00:00:00.26 907 09/32 ++ 1. c4 D:03 00:00:00.37 1192 09/32 -1.10 1. c4 Rxh4 2. cxd5 D:04 00:00:00.99 6012 32/32 -- 1. c4 Rxh4 2. cxd5 D:04 00:00:01.09 8422 01/32 -5.07 1. c4 Rxh4 2. cxd5 Rxg4 D:04 00:00:01.15 8722 02/32 ++ 1. Rxf7+! D:04 00:00:01.25 9046 02/32 -5.01 1. Rxf7+ Qxf7 2. Qf2 Qxa2 D:04 00:00:01.30 9271 03/32 ++ 1. Rfxg6+! D:04 00:00:01.34 9497 03/32 -4.11 1. Rfxg6+ fxg6 2. Qe7+ Kg8 D:05 00:00:01.79 13010 01/32 ++ 1. Rfxg6+ D:05 00:00:01.89 14041 01/32 -2.98 1. Rfxg6+ fxg6 2. Qe7+ Kh6 3. Qxb4 D:06 00:00:15.07 133461 32/32 -- 1. Rfxg6+ fxg6 2. Qe7+ Kh6 3. Qxb4 D:06 00:00:15.37 135934 01/32 -4.01 1. Rfxg6+ fxg6 2. Qe7+ Kh6 3. Rh4+ Qh5 D:07 00:00:25.31 227075 01/32 -3.99 1. Rfxg6+ fxg6 2. Qe7+ Qf7 3. Qxf7+ Kxf7 4. c4 Correct! Position #256: 3r1rk1/1pb1qp1p/2p3p1/p7/P2Np2R/1P5P/1BP2PP1/3Q1BK1 w - - 0 1 PosEdge: -0.08 P [White] Solution: Nf5 D:01 00:00:00.02 1 01/39 -3.77 1. Rxh7 D:01 00:00:00.02 3 03/39 -2.00 1. Nxc6 D:01 00:00:00.03 4 04/39 +0.01 1. c3 D:01 00:00:00.03 8 08/39 +0.02 1. c4 D:01 00:00:00.03 25 24/39 +0.03 1. Bc4 D:01 00:00:00.03 26 25/39 +0.04 1. Bb5 D:02 00:00:00.04 95 07/39 -0.25 1. g3 Bf4 D:02 00:00:00.05 174 21/39 ++ 1. Qg4! D:02 00:00:00.05 212 21/39 -0.03 1. Qg4 Bh2+ D:03 00:00:00.12 571 01/39 +0.02 1. Qg4 e3 2. Bb5 D:04 00:00:00.48 4332 01/39 -0.08 1. Qg4 e3 2. f3 e2 D:05 00:00:08.17 80315 37/39 -0.17 1. Rg4 Qe5 2. f4 exf3 3. gxf3 D:06 00:00:59.53 511317 01/39 -1.98 1. Rg4 c5 2. Bb5 cxd4 3. Bxd4 Bh2+ Wrong! Position #257: 4r1k1/pq3p1p/2p1r1p1/2Q1p3/3nN1P1/1P6/P1P2P1P/3RR1K1 w - - 0 1 PosEdge: -0.02 P [White] Solution: Rxd4 D:01 00:00:00.01 1 01/43 -8.00 1. Qxa7 D:01 00:00:00.01 2 02/43 -7.99 1. Qxc6 D:01 00:00:00.02 3 03/43 -7.96 1. Qxe5 D:01 00:00:00.02 4 04/43 -5.96 1. Qxd4 D:01 00:00:00.02 5 05/43 -1.99 1. Rxd4 D:01 00:00:00.02 6 06/43 +0.00 1. a3 D:01 00:00:00.02 7 07/43 +0.01 1. c3 D:01 00:00:00.02 13 13/43 +0.02 1. c4 D:02 00:00:00.03 80 01/43 +0.01 1. c4 a5 D:03 00:00:00.11 557 01/43 +0.02 1. c4 Nf3+ 2. Kf1 D:03 00:00:00.36 2889 30/43 ++ 1. Ng5! D:03 00:00:00.41 3081 30/43 +0.03 1. Ng5 Rf6 2. c4 D:04 00:00:00.63 5289 01/43 ++ 1. Ng5 D:04 00:00:00.82 7103 01/43 +1.02 1. Ng5 Rf6 2. Rxe5 a5 D:05 00:00:36.23 383029 43/43 -- 1. Ng5 Rf6 2. Rxe5 a5 D:05 00:00:38.04 398042 01/43 +0.07 1. Ng5 R6e7 2. f4 a6 3. fxe5 Wrong! Position #258: r3brkn/1p5p/2p2Ppq/2Pp3B/3Pp2Q/4P1R1/6PP/5R1K w - - 0 1 PosEdge: -2.04 P [White] Solution: Bxg6 D:01 00:00:00.00 1 01/28 -1.96 1. Bxg6 D:01 00:00:00.00 4 04/28 -0.17 1. h3 D:01 00:00:00.00 5 05/28 +0.03 1. f7+ D:02 00:00:00.00 54 01/28 +0.13 1. f7+ Kg7 D:03 00:00:00.21 1427 28/28 -- 1. f7+ Kg7 D:03 00:00:00.25 1498 01/28 -1.94 1. f7+ Nxf7 2. Bg4 D:03 00:00:00.34 2038 16/28 ++ 1. Rf5! D:03 00:00:00.39 2199 16/28 -0.90 1. Rf5 Nf7 2. Bg4 D:03 00:00:00.45 2439 20/28 ++ 1. Rg5! D:03 00:00:00.49 2588 20/28 -0.89 1. Rg5 Nf7 2. Bg4 D:04 00:00:00.66 4185 01/28 -0.97 1. Rg5 Nf7 2. Rg3 Ra2 D:04 00:00:00.85 6200 07/28 ++ 1. Kg1! D:04 00:00:01.01 7653 07/28 -0.96 1. Kg1 Nf7 2. Rd1 Ra2 D:04 00:00:01.14 8730 09/28 ++ 1. Rb1! D:04 00:00:01.28 10038 09/28 -0.93 1. Rb1 b5 2. Rd1 Nf7 D:04 00:00:01.90 17436 24/28 ++ 1. Qg5! D:04 00:00:02.01 18137 24/28 -0.92 1. Qg5 Qxg5 2. Rxg5 Nf7 D:05 00:00:02.48 20952 01/28 -0.89 1. Qg5 Qxg5 2. Rxg5 Nf7 3. Bg4 D:06 00:00:08.62 79191 01/28 -0.97 1. Qg5 Qxg5 2. Rxg5 Nf7 3. Rg3 Ra2 D:06 00:00:15.94 160367 07/28 ++ 1. Kg1! D:06 00:00:21.66 227554 07/28 -0.96 1. Kg1 Ra2 2. Qh3 Nf7 3. Bg4 b5 D:06 00:00:36.19 390906 22/28 ++ 1. Qh3! D:06 00:00:40.44 442062 22/28 -0.94 1. Qh3 Ra2 2. Bg4 Qxh3 3. Rxh3 Nf7 Wrong! Position #259: r1bq1rk1/ppp2ppp/2np4/2bN1PN1/2B1P3/3p4/PPP2nPP/R1BQ1K1R w - - 0 1 PosEdge: -1.03 P [White] Solution: Qh5 D:01 00:00:00.00 1 01/43 -1.75 1. Nxh7 D:01 00:00:00.00 7 06/43 -0.07 1. cxd3 D:01 00:00:00.00 8 07/43 +0.00 1. a3 D:01 00:00:00.00 9 08/43 +0.01 1. b3 D:01 00:00:00.00 14 13/43 +0.02 1. f6 D:01 00:00:00.01 25 23/43 +0.03 1. Bf4 D:02 00:00:00.08 239 43/43 -- 1. Bf4 D:02 00:00:00.09 277 01/43 -5.93 1. Bf4 Nxd1 D:02 00:00:00.09 339 06/43 ++ 1. Qxd3! D:02 00:00:00.10 375 06/43 -5.01 1. Qxd3 Nxd3 D:02 00:00:00.14 519 24/43 ++ 1. Qe1! D:02 00:00:00.15 556 24/43 -4.96 1. Qe1 Nxh1 D:02 00:00:00.16 668 39/43 ++ 1. Nf6+! D:02 00:00:00.19 705 39/43 -3.04 1. Nf6+ Qxf6 D:03 00:00:00.20 805 01/43 -3.01 1. Nf6+ Qxf6 2. Bf4 D:03 00:00:00.23 939 03/43 ++ 1. Nxf7! D:03 00:00:00.29 1026 03/43 ++ 1. Nxf7 D:03 00:00:00.34 1191 03/43 -1.92 1. Nxf7 Nxd1 2. Nxd8 D:03 00:00:00.57 2903 30/43 ++ 1. Qh5! D:03 00:00:00.65 3159 30/43 +0.02 1. Qh5 Re8 2. Bf4 D:04 00:00:02.41 15575 43/43 -- 1. Qh5 Re8 2. Bf4 D:04 00:00:02.57 17560 01/43 -2.07 1. Qh5 Bxf5 2. Rg1 dxc2 D:04 00:00:03.82 27625 39/43 ++ 1. Nf6+! D:04 00:00:03.88 28034 39/43 -1.95 1. Nf6+ Qxf6 2. Bxf7+ Kh8 D:05 00:00:18.81 180504 30/43 -1.73 1. Qh5 h6 2. Nxf7 Rxf7 3. Bg5 D:06 00:00:22.58 218983 01/43 ++ 1. Qh5 D:06 00:00:25.12 239322 01/43 -0.78 1. Qh5 h6 2. Nxc7 Qxc7 3. Bxf7+ Kh8 Correct! Position #260: 2r2b1r/p1Nk2pp/3p1p2/N2Qn3/4P3/q6P/P4PP1/1R3K1R w - - 0 1 PosEdge: +0.01 P [White] Solution: Qe6+ D:01 00:00:00.04 1 01/46 -7.97 1. Qxd6+ D:01 00:00:00.04 2 02/46 -5.97 1. Qxe5 D:01 00:00:00.04 3 03/46 -0.03 1. f3 D:01 00:00:00.04 8 08/46 +0.00 1. Ke1 D:01 00:00:00.04 13 13/46 +0.03 1. Rd1 D:01 00:00:00.04 20 20/46 +0.05 1. Rb7 D:02 00:00:00.05 87 01/46 -0.05 1. Rb7 Kd8 D:03 00:00:00.41 2456 43/46 -0.30 1. Na6 Ke8 2. Rb7 D:03 00:00:00.47 2583 44/46 ++ 1. Ne6! D:03 00:00:00.55 2935 44/46 -0.26 1. Ne6 Ke8 2. Rb7 D:04 00:00:00.73 5646 01/46 -0.30 1. Ne6 Ke8 2. Nc6 Rd8 D:05 00:00:02.65 21378 01/46 -0.26 1. Ne6 Ke8 2. Qb5+ Nc6 3. Nxc6 D:05 00:00:08.13 69477 26/46 ++ 1. Nc4! D:05 00:00:09.28 78408 26/46 +0.02 1. Nc4 Nxc4 2. Qf7+ Be7 3. Qxc4 D:06 00:00:18.54 169636 01/46 -0.08 1. Nc4 Nxc4 2. Qf7+ Be7 3. Qxc4 Kd8 Wrong! Position #261: r5k1/1bp3pp/p2p4/1p6/5p2/1PBP1nqP/1PP3Q1/R4R1K b - - 0 1 PosEdge: -0.04 P [White] Solution: Nd4 D:01 00:00:00.00 1 01/39 -8.00 1. ... Qxh3+ D:01 00:00:00.01 2 02/39 +0.00 1. ... Qxg2+ D:01 00:00:00.01 3 03/39 +0.01 1. ... b4 D:01 00:00:00.01 9 09/39 +0.02 1. ... c5 D:01 00:00:00.01 30 30/39 +0.04 1. ... Be4 D:02 00:00:00.05 81 03/39 +0.08 1. ... Qxg2+ 2. Kxg2 D:03 00:00:00.09 249 01/39 +0.12 1. ... Qxg2+ 2. Kxg2 Be4 D:04 00:00:00.33 2067 01/39 +0.03 1. ... Qxg2+ 2. Kxg2 Bd5 3. Kh1 D:05 00:00:01.22 8139 01/39 ++ 1. ... Qxg2+ D:05 00:00:01.37 9456 01/39 +1.98 1. ... Qxg2+ 2. Kxg2 Nd2+ 3. Kg1 Nxf1 D:06 00:00:05.39 60075 01/39 +1.96 1. ... Qxg2+ 2. Kxg2 Nd2+ 3. Kg1 Nxf1 4. Rxf1 D:07 00:00:22.47 196488 01/39 +2.00 1. ... Qxg2+ 2. Kxg2 Nd2+ 3. Kg1 Nxf1 4. Rxf1 Bg2 Wrong! Position #262: 6k1/p1B1b2p/2b3r1/2p5/4p3/1PP1N1Pq/P2R1P2/3Q2K1 b - - 0 1 PosEdge: +0.98 P [White] Solution: Rh6 D:01 00:00:00.00 1 01/43 -4.00 1. ... Rxg3+ D:01 00:00:00.00 3 03/43 +0.01 1. ... c4 D:01 00:00:00.00 39 39/43 +0.02 1. ... Bg5 D:02 00:00:00.01 88 01/43 -0.03 1. ... Bg5 2. Rd7 D:02 00:00:00.16 620 40/43 ++ 1. ... Bd6! D:02 00:00:00.19 660 40/43 -0.01 1. ... Bd6 2. f4 D:03 00:00:00.29 1239 05/43 +0.00 1. ... a6 2. Nd5 e3 D:03 00:00:00.40 1771 08/43 ++ 1. ... h5! D:03 00:00:00.48 2142 08/43 +0.01 1. ... h5 2. Nd5 e3 D:03 00:00:00.71 4171 40/43 ++ 1. ... Bg5! D:03 00:00:00.76 4341 40/43 +0.02 1. ... Bg5 2. b4 Bxe3 D:04 00:00:01.06 7608 01/43 -0.02 1. ... Bg5 2. c4 Bd7 3. f4 D:04 00:00:01.79 14644 08/43 ++ 1. ... h5! D:04 00:00:02.36 20386 08/43 -0.01 1. ... h5 2. c4 Bd6 3. f4 D:05 00:00:04.78 37550 01/43 +0.02 1. ... h5 2. c4 h4 3. g4 Bg5 D:05 00:00:11.84 108946 36/43 ++ 1. ... Rh6! D:05 00:00:13.04 118694 36/43 +0.03 1. ... Rh6 2. Qg4+ Qxg4 3. Nxg4 Rh2 D:06 00:00:20.89 208593 01/43 -0.05 1. ... Rh6 2. Qg4+ Kf8 3. Qxh3 Rxh3 4. Rd7 D:06 00:00:40.43 406094 08/43 ++ 1. ... h5! D:06 00:00:56.67 578076 08/43 -0.03 1. ... h5 2. Qe2 h4 3. Qc4+ Kf8 4. Rd7 Wrong! Position #263: rnbqr2k/pppp1Qpp/8/b2NN3/2B1n3/8/PPPP1PPP/R1B1K2R w KQ - 0 1 PosEdge: +1.04 P [White] Solution: Qg8+ D:01 00:00:00.04 1 01/51 -3.97 1. Qxe8+ D:01 00:00:00.05 4 04/51 -2.01 1. Nxd7 D:01 00:00:00.05 6 06/51 +0.41 1. O-O D:02 00:00:00.07 102 05/51 ++ 1. Nxd7 D:02 00:00:00.07 139 05/51 +0.96 1. Nxd7 Bc3 D:03 00:00:00.40 2826 51/51 -- 1. Nxd7 Bc3 D:03 00:00:00.48 3168 01/51 -1.66 1. Nxd7 Bxd7 2. O-O D:03 00:00:00.59 3773 10/51 ++ 1. f3! D:03 00:00:00.70 4036 10/51 -1.07 1. f3 Rxe5 2. fxe4 D:03 00:00:00.79 4379 14/51 ++ 1. b4! D:03 00:00:00.87 4617 14/51 -0.10 1. b4 Rxe5 2. bxa5 D:04 00:00:01.56 10497 15/51 -0.26 1. f4 Qh4+ 2. g3 Bc3 D:04 00:00:02.18 14662 43/51 ++ 1. Qf4! D:04 00:00:02.35 16135 43/51 +0.36 1. Qf4 Nc5 2. O-O Bc3 D:05 00:00:04.66 37839 01/51 +0.40 1. Qf4 Nd6 2. O-O Nxc4 3. Qxc4 D:05 00:00:05.56 47830 06/51 ++ 1. Nxc7! D:05 00:00:06.01 51761 06/51 ++ 1. Nxc7 D:05 00:00:06.96 61669 06/51 +1.91 1. Nxc7 Rxe5 2. Nxa8 Bxd2+ 3. Bxd2 D:06 00:00:53.35 390390 01/51 -3.29 1. Nxc7 Rxe5 2. Nxa8 Ng5+ 3. Kd1 Nxf7 Wrong! Position #264: r2r2k1/1R2qp2/p5pp/2P5/b1PN1b2/P7/1Q3PPP/1B1R2K1 b - - 0 1 PosEdge: +2.08 P [White] Solution: Rab8 D:01 00:00:00.02 1 01/53 -2.00 1. ... Rxd4 D:01 00:00:00.02 3 03/53 +0.93 1. ... Qxc5 D:01 00:00:00.02 5 05/53 +5.03 1. ... Bxd1 D:02 00:00:00.05 163 53/53 -- 1. ... Bxd1 D:02 00:00:00.08 207 01/53 -3.97 1. ... Bxd1 2. Rxe7 D:02 00:00:00.09 249 03/53 ++ 1. ... Qxb7! D:02 00:00:00.09 288 03/53 -3.95 1. ... Qxb7 2. Qxb7 D:02 00:00:00.10 336 04/53 ++ 1. ... Qxc5! D:02 00:00:00.10 383 04/53 +0.89 1. ... Qxc5 2. Bf5 D:03 00:00:00.26 719 01/53 ++ 1. ... Qxc5 D:03 00:00:00.34 1159 01/53 +1.94 1. ... Qxc5 2. Bc2 Qxc4 D:03 00:00:00.38 1299 04/53 ++ 1. ... Bxh2+! D:03 00:00:00.41 1397 04/53 +3.34 1. ... Bxh2+ 2. Kxh2 Bxd1 D:04 00:00:02.02 12725 53/53 -- 1. ... Bxh2+ 2. Kxh2 Bxd1 D:04 00:00:02.10 13277 01/53 -0.86 1. ... Bxh2+ 2. Kxh2 Qxc5 3. Kg1 D:04 00:00:02.25 14765 03/53 ++ 1. ... Qxb7! D:04 00:00:02.43 16287 03/53 +1.04 1. ... Qxb7 2. Qxb7 Bxd1 3. Bf5 D:04 00:00:03.39 23524 35/53 ++ 1. ... Qe5! D:04 00:00:03.60 26002 35/53 +1.24 1. ... Qe5 2. Bc2 Bxh2+ 3. Kf1 D:05 00:00:05.35 39077 01/53 ++ 1. ... Qe5 D:05 00:00:06.97 53994 01/53 +2.17 1. ... Qe5 2. Bc2 Bxh2+ 3. Kf1 Qxc5 D:05 00:00:07.82 59328 02/53 ++ 1. ... Rxd4! D:05 00:00:09.10 70278 02/53 +3.09 1. ... Rxd4 2. Qxd4 Qxb7 3. Re1 Bc2 D:06 00:00:20.40 207126 01/53 +2.99 1. ... Rxd4 2. Qxd4 Qxb7 3. c6 Qc7 4. Bf5 Wrong! Position #265: 2r1k2r/2pn1pp1/1p3n1p/p3PP2/4q2B/P1P5/2Q1N1PP/R4RK1 w k - 0 1 PosEdge: +0.07 P [White] Solution: exf6 D:01 00:00:00.00 1 01/40 +0.04 1. Bxf6 D:01 00:00:00.00 3 03/40 +1.91 1. exf6 D:02 00:00:00.02 138 40/40 -- 1. exf6 D:02 00:00:00.06 183 01/40 -6.08 1. exf6 Qxc2 D:02 00:00:00.06 226 02/40 ++ 1. Bxf6! D:02 00:00:00.06 268 02/40 -5.94 1. Bxf6 Qxc2 D:02 00:00:00.07 296 03/40 ++ 1. Qxe4! D:02 00:00:00.07 323 03/40 -0.02 1. Qxe4 Nxe4 D:03 00:00:00.15 492 01/40 +0.02 1. Qxe4 Nxe4 2. Bg5 D:04 00:00:00.40 2811 01/40 -0.38 1. Qxe4 Nxe4 2. e6 O-O D:05 00:00:01.60 9661 01/40 ++ 1. Qxe4 D:05 00:00:01.99 12123 01/40 +0.12 1. Qxe4 Nxe4 2. e6 Ndc5 3. exf7+ D:06 00:00:08.90 88001 01/40 +0.16 1. Qxe4 Nxe4 2. e6 Ne5 3. exf7+ Nxf7 D:07 00:00:45.86 357352 01/40 +0.20 1. Qxe4 Nxe4 2. e6 Ne5 3. exf7+ Nxf7 4. Bg5 Wrong! Position #266: r3q2r/2p1k1p1/p5p1/1p2Nb2/1P2nB2/P7/2PNQbPP/R2R3K b - - 0 1 PosEdge: -0.01 P [White] Solution: Rxh2+ D:01 00:00:00.00 1 01/50 -3.78 1. ... Rxh2+ D:01 00:00:00.00 2 02/50 +0.00 1. ... Nxd2 D:01 00:00:00.00 3 03/50 +0.01 1. ... a5 D:01 00:00:00.00 6 06/50 +0.02 1. ... c5 D:01 00:00:00.00 12 10/50 +0.10 1. ... Kd8 D:02 00:00:00.01 98 01/50 +0.08 1. ... Kd8 2. Nxe4+ D:03 00:00:00.14 662 03/50 +0.07 1. ... Nxd2 2. Qxd2 Kf8 D:03 00:00:00.21 891 05/50 ++ 1. ... g5! D:03 00:00:00.27 1106 05/50 +0.09 1. ... g5 2. Nxe4 gxf4 D:04 00:00:00.95 8026 15/50 -0.05 1. ... Bg3 2. Nxe4 Bxf4 3. c4 D:04 00:00:01.15 9226 22/50 ++ 1. ... Ng3+! D:04 00:00:01.21 9403 22/50 -0.03 1. ... Ng3+ 2. Bxg3 Bxg3 3. c4 D:05 00:00:05.14 65737 50/50 -- 1. ... Ng3+ 2. Bxg3 Bxg3 3. c4 D:05 00:00:05.27 68173 01/50 -0.82 1. ... Ng3+ 2. Bxg3 Bxg3 3. Nxg6+ Kd8 D:05 00:00:06.84 93114 16/50 ++ 1. ... Bg3! D:05 00:00:07.10 96115 16/50 -0.79 1. ... Bg3 2. Nxg6+ Qxg6 3. Bxg3 Kd8 D:06 00:00:10.34 149642 01/50 ++ 1. ... Bg3 D:06 00:00:12.41 180950 01/50 +0.05 1. ... Bg3 2. Bg5+ Kf8 3. Nxe4 Qxe5 4. c4 D:07 00:00:44.19 511568 01/50 +0.09 1. ... Bg3 2. Ng4 Bxf4 3. Nxe4 Kf8 4. c4 Rd8 Wrong! Position #267: 2r1kb1r/pp3ppp/2n1b3/1q1N2B1/1P2Q3/8/P4PPP/3RK1NR w Kk - 0 1 PosEdge: +0.09 P [White] Solution: Nc7+ D:01 00:00:00.03 1 01/50 -7.75 1. Qxh7 D:01 00:00:00.03 2 02/50 -5.98 1. Qxe6+ D:01 00:00:00.03 3 03/50 +0.00 1. a3 D:01 00:00:00.03 7 07/50 +0.01 1. a4 D:01 00:00:00.03 21 19/50 +0.02 1. Nf3 D:02 00:00:00.04 96 01/50 -0.01 1. Nf3 Rd8 D:03 00:00:00.19 857 04/50 +0.00 1. a3 Bd6 2. Nf3 D:04 00:00:00.56 6422 01/50 -0.05 1. a3 Bd6 2. Be7 Rd8 D:04 00:00:01.05 11204 19/50 ++ 1. Nf3! D:04 00:00:01.42 15113 19/50 -0.03 1. Nf3 Bd6 2. Be7 Rd8 D:04 00:00:02.33 24635 45/50 ++ 1. Bf4! D:04 00:00:03.12 33911 45/50 -0.02 1. Bf4 Be7 2. Nc7+ Kf8 D:05 00:00:06.61 65272 04/50 +0.00 1. a3 a5 2. Qe2 Qxe2+ 3. Nxe2 D:05 00:00:08.33 82325 41/50 ++ 1. Nc7+! D:05 00:00:08.38 82564 41/50 ++ 1. Nc7+ D:05 00:00:08.51 85188 41/50 +4.99 1. Nc7+ Rxc7 2. Qxc6+ Bd7 3. Qxc7 D:06 00:00:17.69 151078 01/50 +1.95 1. Nc7+ Rxc7 2. Qxc6+ Bd7 3. Qxc7 Qxg5 D:07 00:00:26.00 207175 01/50 ++ 1. Nc7+ D:07 00:00:27.31 233032 01/50 +9.00 1. Nc7+ Rxc7 2. Qxc6+ Bd7 3. Qxb5 b6 4. Nf3 Correct! Position #268: 2r3kr/ppp2n1p/7B/5q1N/1bp5/2Pp4/PP2RPPP/R2Q2K1 w - - 0 1 PosEdge: -0.14 P [White] Solution: Re8+ D:01 00:00:00.00 1 01/43 -7.93 1. Qxd3 D:01 00:00:00.00 2 02/43 +2.95 1. cxb4 D:02 00:00:00.05 130 43/43 -- 1. cxb4 D:02 00:00:00.05 169 01/43 -1.08 1. cxb4 dxe2 D:03 00:00:00.17 394 01/43 -0.98 1. cxb4 dxe2 2. Qxe2 D:03 00:00:00.28 1277 16/43 ++ 1. Qb1! D:03 00:00:00.33 1392 16/43 ++ 1. Qb1 D:03 00:00:00.38 1599 16/43 -0.05 1. Qb1 Qxh5 2. cxb4 D:03 00:00:00.46 2015 24/43 ++ 1. Re1! D:03 00:00:00.51 2160 24/43 -0.01 1. Re1 Nxh6 2. cxb4 D:03 00:00:00.60 2583 33/43 ++ 1. Ng3! D:03 00:00:00.65 2797 33/43 +1.93 1. Ng3 Qa5 2. cxb4 D:03 00:00:00.70 2976 36/43 ++ 1. Ng7! D:03 00:00:00.76 3186 36/43 +1.96 1. Ng7 Qa5 2. cxb4 D:04 00:00:01.61 7843 43/43 -- 1. Ng7 Qa5 2. cxb4 D:04 00:00:01.80 9798 01/43 -3.89 1. Ng7 dxe2 2. Nxf5 exd1=Q+ D:04 00:00:02.75 17022 25/43 ++ 1. Re1! D:04 00:00:03.01 19671 25/43 -0.92 1. Re1 Bxc3 2. bxc3 Nxh6 D:05 00:00:04.47 29429 01/43 ++ 1. Re1 D:05 00:00:05.95 41705 01/43 -0.01 1. Re1 Nxh6 2. cxb4 Ng4 3. Nf6+ D:05 00:00:10.06 87117 32/43 ++ 1. Re8+! D:05 00:00:10.35 89990 32/43 +3.95 1. Re8+ Rxe8 2. Qg4+ Ng5 3. Qxf5 D:06 00:00:12.52 110048 01/43 +3.92 1. Re8+ Rxe8 2. Qg4+ Ng5 3. Qxf5 d2 D:07 00:00:41.24 306660 01/43 +4.02 1. Re8+ Rxe8 2. Qg4+ Ng5 3. Qxf5 Be7 4. Bxg5 Correct! Position #269: 2kr2nr/pp1n1ppp/2p1p3/q7/1b1P1B2/P1N2Q1P/1PP1BPP1/R3K2R w KQ - 0 1 PosEdge: -0.02 P [White] Solution: axb4 D:01 00:00:00.00 1 01/44 -7.99 1. Qxc6+ D:01 00:00:00.00 2 02/44 +0.19 1. O-O-O D:01 00:00:00.00 3 03/44 +0.41 1. O-O D:01 00:00:00.00 4 04/44 +1.93 1. axb4 D:02 00:00:00.03 186 44/44 -- 1. axb4 D:02 00:00:00.04 226 01/44 -2.34 1. axb4 Qxa1+ D:02 00:00:00.04 274 03/44 ++ 1. O-O-O! D:02 00:00:00.05 316 03/44 +0.17 1. O-O-O b5 D:02 00:00:00.05 359 04/44 ++ 1. O-O! D:02 00:00:00.05 401 04/44 +0.39 1. O-O b5 D:03 00:00:00.21 2891 44/44 -- 1. O-O b5 D:03 00:00:00.24 3052 01/44 -0.71 1. O-O Bxc3 2. bxc3 D:04 00:00:00.50 6880 01/44 ++ 1. O-O D:04 00:00:00.64 8781 01/44 +0.41 1. O-O Bxc3 2. Qxc3 b5 D:05 00:00:02.38 21815 01/44 +0.35 1. O-O Bxc3 2. bxc3 f5 3. Rad1 D:06 00:00:12.01 132778 01/44 +0.32 1. O-O Bxc3 2. Qxc3 Qxc3 3. bxc3 b5 Wrong! Position #270: 2r1r1k1/pp1q1ppp/3p1b2/3P4/3Q4/5N2/PP2RPPP/4R1K1 w - - 0 1 PosEdge: +0.02 P [White] Solution: Qg4 D:01 00:00:00.01 1 01/44 +1.00 1. Qxa7 D:02 00:00:00.02 89 01/44 +0.95 1. Qxa7 Rc2 D:02 00:00:00.02 131 03/44 ++ 1. Rxe8+! D:02 00:00:00.02 169 03/44 ++ 1. Rxe8+ D:02 00:00:00.03 208 03/44 +5.02 1. Rxe8+ Rxe8 D:03 00:00:00.20 1975 44/44 -- 1. Rxe8+ Rxe8 D:03 00:00:00.21 2058 01/44 +1.00 1. Rxe8+ Rxe8 2. Qxa7 D:04 00:00:00.51 5685 02/44 +0.95 1. Qxa7 Rxe2 2. Rxe2 Rc2 D:05 00:00:02.16 15754 01/44 +1.01 1. Qxa7 Rxe2 2. Rxe2 Rc1+ 3. Re1 D:06 00:00:10.62 116882 01/44 +0.93 1. Qxa7 Rxe2 2. Rxe2 Rc1+ 3. Ne1 Rc2 D:07 00:00:38.02 331243 03/44 +0.98 1. Rxe8+ Rxe8 2. Rxe8+ Qxe8 3. Qxa7 Bxb2 4. Qxb7 Wrong! Position #271: 2kr4/ppp3Pp/4RP1B/2r5/5P2/1P6/P2p4/3K4 w - - 0 1 PosEdge: -1.97 P [White] Solution: Rd6 D:01 00:00:00.03 2 01/22 +7.92 1. g8=Q D:02 00:00:00.04 74 22/22 -- 1. g8=Q D:02 00:00:00.04 102 01/22 -1.05 1. g8=Q Rxg8 D:02 00:00:00.04 138 05/22 ++ 1. a3! D:02 00:00:00.05 166 05/22 -0.25 1. a3 Kb8 D:02 00:00:00.05 195 06/22 ++ 1. b4! D:02 00:00:00.05 223 06/22 -0.24 1. b4 Kb8 D:02 00:00:00.09 254 08/22 ++ 1. f7! D:02 00:00:00.09 282 08/22 -0.22 1. f7 Kb8 D:02 00:00:00.10 367 20/22 ++ 1. Re7! D:02 00:00:00.10 395 20/22 -0.21 1. Re7 Kb8 D:03 00:00:00.16 531 01/22 -0.05 1. Re7 Rc1+ 2. Ke2 D:03 00:00:00.19 593 02/22 ++ 1. g8=Q! D:03 00:00:00.20 676 02/22 -0.03 1. g8=Q Rxg8 2. Kxd2 D:03 00:00:00.32 1454 19/22 ++ 1. Rc6! D:03 00:00:00.35 1570 19/22 -0.02 1. Rc6 Rc1+ 2. Rxc1 D:03 00:00:00.38 1629 20/22 ++ 1. Rd6! D:03 00:00:00.40 1722 20/22 ++ 1. Rd6 D:03 00:00:00.46 1880 20/22 +1.01 1. Rd6 Rc1+ 2. Kxd2 D:04 00:00:00.65 3565 22/22 -- 1. Rd6 Rc1+ 2. Kxd2 D:04 00:00:00.71 4200 01/22 -4.06 1. Rd6 cxd6 2. Kxd2 Rc2+ D:04 00:00:00.76 4714 02/22 ++ 1. g8=Q! D:04 00:00:00.82 5297 02/22 -1.14 1. g8=Q Rc1+ 2. Ke2 Rxg8 D:05 00:00:01.15 9561 01/22 ++ 1. g8=Q D:05 00:00:01.25 10513 01/22 -0.05 1. g8=Q Rc1+ 2. Ke2 d1=Q+ 3. Ke3 D:06 00:00:17.41 209273 22/22 -- 1. g8=Q Rc1+ 2. Ke2 d1=Q+ 3. Ke3 D:06 00:00:17.58 211888 01/22 -9.02 1. g8=Q Rc1+ 2. Ke2 d1=Q+ 3. Ke3 Rxg8 D:06 00:00:19.16 236781 05/22 ++ 1. a3! D:06 00:00:21.08 266816 05/22 -8.98 1. a3 Rc1+ 2. Ke2 d1=Q+ 3. Ke3 Qxb3+ D:06 00:00:21.79 278983 06/22 ++ 1. b4! D:06 00:00:22.60 292669 06/22 -8.21 1. b4 Rc1+ 2. Ke2 d1=Q+ 3. Ke3 Kb8 D:06 00:00:23.65 311235 08/22 ++ 1. f7! D:06 00:00:24.36 325144 08/22 -8.19 1. f7 Rc1+ 2. Ke2 d1=Q+ 3. Ke3 Kb8 D:06 00:00:26.50 365800 18/22 ++ 1. Rc6! D:06 00:00:27.00 373581 18/22 -6.15 1. Rc6 Rxc6 2. g8=Q Rc1+ 3. Ke2 Rxg8 D:06 00:00:27.29 378552 19/22 ++ 1. Rd6! D:06 00:00:27.86 386496 19/22 -4.03 1. Rd6 cxd6 2. Kxd2 Ra5 3. a4 b5 D:07 00:00:30.33 414022 01/22 ++ 1. Rd6 D:07 00:00:33.14 440207 01/22 +1.02 1. Rd6 cxd6 2. f7 Rc1+ 3. Kxd2 Rc2+ 4. Kxc2 Correct! Position #272: nrq4r/2k1p3/1p1pPnp1/pRpP1p2/P1P2P2/2P1BB2/1R2Q1P1/6K1 w - - 0 1 PosEdge: +1.02 P [White] Solution: Bxc5 D:01 00:00:00.02 1 01/30 -4.00 1. Rxb6 D:01 00:00:00.03 2 02/30 -3.99 1. Rxc5+ D:01 00:00:00.03 4 04/30 -1.99 1. Bxc5 D:01 00:00:00.03 5 05/30 +0.01 1. g3 D:01 00:00:00.03 6 06/30 +0.02 1. g4 D:02 00:00:00.03 67 01/30 -0.08 1. g4 Kd8 D:03 00:00:00.16 749 06/30 -0.08 1. g3 Kd8 2. g4 D:03 00:00:00.22 1058 09/30 ++ 1. Rb1! D:03 00:00:00.28 1305 09/30 -0.07 1. Rb1 Kd8 2. Rd1 D:04 00:00:00.79 6317 07/30 -0.09 1. g4 Kd8 2. gxf5 gxf5 D:05 00:00:02.76 24069 01/30 -0.08 1. g4 Kd8 2. gxf5 gxf5 3. R2b3 Wrong! Position #273: 2k4B/bpp1qp2/p1b5/7p/1PN1n1p1/2Pr4/P5PP/R3QR1K b - - 0 1 PosEdge: +0.97 P [White] Solution: Ng3+ D:01 00:00:00.00 1 01/54 -7.98 1. ... Qxb4 D:01 00:00:00.00 2 02/54 -2.01 1. ... Nxc3 D:01 00:00:00.00 4 04/54 +0.02 1. ... g3 D:01 00:00:00.00 12 12/54 +0.23 1. ... Kb8 D:02 00:00:00.02 94 01/54 +0.19 1. ... Kb8 2. Be5 D:03 00:00:00.13 511 01/54 +0.23 1. ... Kb8 2. Be5 Rd2 D:04 00:00:00.82 7598 01/54 +0.19 1. ... Kb8 2. Bf6 Nf2+ 3. Kg1 D:05 00:00:04.97 43941 01/54 +0.20 1. ... Kb8 2. Rf4 Qd8 3. Rxe4 Qxh8 D:05 00:00:06.78 62581 05/54 ++ 1. ... g3! D:05 00:00:09.23 87093 05/54 +0.30 1. ... g3 2. Rf4 Bf2 3. Qb1 Kb8 D:05 00:00:15.24 146942 19/54 ++ 1. ... Rh3! D:05 00:00:17.51 168390 19/54 ++ 1. ... Rh3 D:05 00:00:19.93 191461 19/54 +0.91 1. ... Rh3 2. Bf6 Ng3+ 3. Qxg3 Rxg3 D:05 00:00:22.14 212641 27/54 ++ 1. ... Ng3+! D:05 00:00:22.60 220465 27/54 +1.44 1. ... Ng3+ 2. Qxg3 Rxg3 3. hxg3 Kb8 D:06 00:00:33.53 321778 01/54 +1.40 1. ... Ng3+ 2. Qxg3 Rxg3 3. hxg3 Kb8 4. Be5 Correct! Position #274: 8/1p6/p5R1/k7/Prpp4/K7/1NP5/8 w - - 0 1 PosEdge: +0.93 P [White] Solution: Rb6 D:01 00:00:00.00 1 01/19 -4.01 1. Rxa6+ D:01 00:00:00.00 2 02/19 -1.98 1. Nxc4+ D:01 00:00:00.00 4 03/19 +0.01 1. c3 D:01 00:00:00.00 8 06/19 +0.02 1. Nd3 D:01 00:00:00.00 20 18/19 +0.04 1. Rg7 D:02 00:00:00.00 34 01/19 +0.02 1. Rg7 c3 D:03 00:00:00.04 202 01/19 +0.04 1. Rg7 b5 2. axb5 D:03 00:00:00.06 310 05/19 ++ 1. Ka2! D:03 00:00:00.07 369 05/19 +0.08 1. Ka2 c3 2. Ka1 D:04 00:00:00.17 988 01/19 -0.04 1. Ka2 c3 2. Rg5+ b5 D:04 00:00:00.28 1746 11/19 ++ 1. Rg5+! D:04 00:00:00.29 1800 11/19 ++ 1. Rg5+ D:04 00:00:00.34 1942 11/19 +1.00 1. Rg5+ b5 2. axb5 axb5 D:05 00:00:00.99 14113 19/19 -- 1. Rg5+ b5 2. axb5 axb5 D:05 00:00:01.07 14807 01/19 +0.06 1. Rg5+ b5 2. Ka2 c3 3. Ka1 D:06 00:00:01.53 22066 01/19 ++ 1. Rg5+ D:06 00:00:01.72 24068 01/19 +1.00 1. Rg5+ b5 2. Rc5 Rxb2 3. Kxb2 Kxa4 D:07 00:00:03.51 51872 01/19 +0.98 1. Rg5+ b5 2. Rg6 c3 3. Rxa6+ Kxa6 4. Kxb4 D:08 00:00:23.37 301447 19/19 -- 1. Rg5+ b5 2. Rg6 c3 3. Rxa6+ Kxa6 4. Kxb4 D:08 00:00:25.07 323961 01/19 -0.01 1. Rg5+ b5 2. axb5 axb5 3. Rg7 c3 4. Ra7+ Kb6 D:09 00:00:33.92 439649 01/19 ++ 1. Rg5+ D:09 00:00:37.67 498763 01/19 +2.04 1. Rg5+ b5 2. axb5 axb5 3. Rg7 Ra4+ 4. Nxa4 bxa4 5. Kb2 Wrong! Position #275: r1b2rk1/1p1n1ppp/p1p2q2/4p3/P1B1Pn2/1QN2N2/1P3PPP/3R1RK1 b - - 0 1 PosEdge: -0.95 P [White] Solution: Nxg2 D:01 00:00:00.00 1 01/33 -1.75 1. ... Nxg2 D:01 00:00:00.00 2 02/33 +0.01 1. ... a5 D:01 00:00:00.00 7 07/33 +0.02 1. ... b5 D:02 00:00:00.01 74 01/33 +0.00 1. ... b5 2. Nd5 D:03 00:00:00.08 910 13/33 +0.00 1. ... Nh3+ 2. Kh1 Nf4 D:04 00:00:00.15 1969 01/33 -0.02 1. ... Nh3+ 2. Kh1 Nf4 3. Nb5 D:04 00:00:00.36 4216 03/33 ++ 1. ... a5! D:04 00:00:00.70 7253 03/33 +0.00 1. ... a5 2. Rfe1 b5 3. Nd5 D:04 00:00:01.13 11611 08/33 ++ 1. ... b5! D:04 00:00:01.32 13512 08/33 +0.01 1. ... b5 2. axb5 axb5 3. Nd5 D:05 00:00:09.10 93427 10/33 +0.04 1. ... Kh8 2. Qa2 Qg6 3. Ne1 b5 D:06 00:00:22.35 240783 01/33 -0.01 1. ... Kh8 2. a5 Nc5 3. Qa3 Nfd3 4. b4 D:06 00:00:31.40 336584 03/33 ++ 1. ... a5! D:06 00:00:49.92 518409 03/33 +0.01 1. ... a5 2. Rfe1 Nc5 3. Qa3 b6 4. b4 Wrong! Position #276: r5k1/pp1RR1pp/1b6/6r1/2p5/B6P/P4qPK/3Q4 w - - 0 1 PosEdge: -1.95 P [White] Solution: Qd5+ D:01 00:00:00.00 1 01/43 -3.83 1. Rxg7+ D:01 00:00:00.00 2 02/43 +1.00 1. Rxb7 D:02 00:00:00.01 103 02/43 +1.17 1. Rxg7+ Kh8 D:03 00:00:00.13 2171 43/43 -- 1. Rxg7+ Kh8 D:03 00:00:00.14 2269 01/43 -3.77 1. Rxg7+ Rxg7 2. Kh1 D:03 00:00:00.27 3909 29/43 ++ 1. Rd2! D:03 00:00:00.30 4103 29/43 -0.99 1. Rd2 Rxg2+ 2. Kh1 D:04 00:00:00.84 10074 43/43 -- 1. Rd2 Rxg2+ 2. Kh1 D:04 00:00:00.93 12463 01/43 -mat02 1. Rd2 Rxg2+ 2. Kh1 Rh2# D:04 00:00:00.94 12609 02/43 ++ 1. Rxg7+! D:04 00:00:00.96 12857 02/43 -3.82 1. Rxg7+ Rxg7 2. Rxg7+ Kxg7 D:05 00:00:01.51 19078 01/43 ++ 1. Rxg7+ D:05 00:00:01.62 20629 01/43 -2.84 1. Rxg7+ Rxg7 2. Qd5+ Kh8 3. Qxc4 D:06 00:00:19.01 266150 43/43 -- 1. Rxg7+ Rxg7 2. Qd5+ Kh8 3. Qxc4 D:06 00:00:19.55 269737 01/43 -3.82 1. Rxg7+ Rxg7 2. Qd5+ Kh8 3. Rxg7 Kxg7 D:07 00:00:33.77 469034 01/43 ++ 1. Rxg7+ D:07 00:00:37.63 508169 01/43 -2.82 1. Rxg7+ Rxg7 2. Qd5+ Rf7 3. Qxc4 Qg1+ 4. Kg3 Wrong! Position #277: 1r4r1/p2kb2p/bq2p3/3p1p2/5P2/2BB3Q/PP4PP/3RKR2 b - - 0 1 PosEdge: +0.01 P [White] Solution: Rg3 D:01 00:00:00.00 1 01/56 -3.78 1. ... Rxg2 D:01 00:00:00.00 3 03/56 +0.04 1. ... Bxd3 D:01 00:00:00.00 11 11/56 +0.10 1. ... Kc8 D:02 00:00:00.02 103 04/56 +0.02 1. ... Bxd3 2. Qxd3 D:03 00:00:00.07 380 01/56 +0.14 1. ... Bxd3 2. Rxd3 Kc8 D:04 00:00:02.89 18740 56/56 -- 1. ... Bxd3 2. Rxd3 Kc8 D:04 00:00:03.02 20163 01/56 -0.86 1. ... Bxd3 2. Rxd3 Kc8 3. Qxh7 D:05 00:00:05.19 34054 01/56 ++ 1. ... Bxd3 D:05 00:00:06.30 43741 01/56 +0.15 1. ... Bxd3 2. Rxd3 Kc8 3. b4 Rd8 D:05 00:00:12.51 123957 34/56 ++ 1. ... Bh4+! D:05 00:00:13.24 134334 34/56 +0.34 1. ... Bh4+ 2. Kd2 Bxd3 3. Kxd3 Kc8 D:06 00:00:21.16 217831 01/56 +0.23 1. ... Bh4+ 2. Kd2 Bxd3 3. Kxd3 Rg4 4. b4 Wrong! Position #278: r2qkb1r/pppb2pp/2np1n2/5pN1/2BQP3/2N5/PPP2PPP/R1B1K2R w KQkq - 0 1 PosEdge: +0.03 P [White] Solution: Bf7+ D:01 00:00:00.00 1 01/55 -1.83 1. Nxh7 D:01 00:00:00.00 5 05/55 +0.41 1. O-O D:02 00:00:00.03 209 42/55 +0.43 1. Bf7+ Ke7 D:03 00:00:00.04 333 01/55 +0.82 1. Bf7+ Ke7 2. O-O D:04 00:00:00.37 3553 01/55 +0.44 1. Bf7+ Ke7 2. Nd5+ Nxd5 D:05 00:00:02.13 15760 01/55 +0.44 1. Bf7+ Ke7 2. Nd5+ Nxd5 3. exd5 D:06 00:00:24.68 248167 01/55 +0.40 1. Bf7+ Ke7 2. Nd5+ Nxd5 3. Qxd5 fxe4 Correct! Position #279: r7/4b3/2p1r1k1/1p1pPp1q/1P1P1P1p/PR2NRpP/2Q3K1/8 w - - 0 1 PosEdge: +0.01 P [White] Solution: Nxf5 D:01 00:00:00.00 1 01/32 -3.96 1. Rxg3+ D:01 00:00:00.03 2 02/32 -1.99 1. Nxf5 D:01 00:00:00.04 3 03/32 -1.97 1. Nxd5 D:01 00:00:00.04 7 06/32 +0.01 1. a4 D:01 00:00:00.04 8 07/32 +0.08 1. Kf1 D:02 00:00:00.05 83 03/32 ++ 1. Nxf5 D:02 00:00:00.05 121 03/32 +1.01 1. Nxf5 Rd8 D:02 00:00:00.06 169 06/32 ++ 1. Qxf5+! D:02 00:00:00.06 206 06/32 +1.02 1. Qxf5+ Qxf5 D:03 00:00:00.27 2374 32/32 -- 1. Qxf5+ Qxf5 D:03 00:00:00.28 2435 01/32 -1.99 1. Qxf5+ Qxf5 2. Nxf5 D:03 00:00:00.31 2555 03/32 ++ 1. Nxf5! D:03 00:00:00.33 2670 03/32 -1.92 1. Nxf5 Qxf5 2. Kf1 D:03 00:00:00.37 2993 06/32 ++ 1. a4! D:03 00:00:00.40 3269 06/32 -0.93 1. a4 Rxa4 2. Kf1 D:03 00:00:00.44 3645 10/32 ++ 1. Qb1! D:03 00:00:00.48 3964 10/32 +0.05 1. Qb1 Rd8 2. Kf1 D:03 00:00:00.78 6844 30/32 ++ 1. Ng4! D:03 00:00:00.81 7094 30/32 +0.06 1. Ng4 Rd8 2. Kf1 D:04 00:00:01.04 9501 01/32 -0.08 1. Ng4 Kf7 2. Nf6 Kf8 D:04 00:00:01.27 11891 07/32 ++ 1. a4! D:04 00:00:01.39 13566 07/32 +0.01 1. a4 Rxa4 2. Qxf5+ Qxf5 D:04 00:00:01.54 15564 11/32 ++ 1. Qb1! D:04 00:00:01.64 16980 11/32 ++ 1. Qb1 D:04 00:00:01.79 18733 11/32 +0.94 1. Qb1 Kf7 2. Nxf5 Ke8 D:04 00:00:02.52 25986 31/32 ++ 1. Rf1! D:04 00:00:02.69 27985 31/32 +0.95 1. Rf1 Kf7 2. Nxf5 Ke8 D:05 00:00:14.23 138530 32/32 -- 1. Rf1 Kf7 2. Nxf5 Ke8 D:05 00:00:17.19 161618 01/32 +0.06 1. Rf1 Rd8 2. Kg1 c5 3. bxc5 D:05 00:00:26.10 244132 26/32 ++ 1. Rc3! D:05 00:00:27.15 252286 26/32 +0.08 1. Rc3 Ra6 2. Rf1 Kh6 3. Kg1 D:06 00:00:31.92 320342 01/32 ++ 1. Rc3 D:06 00:00:36.22 376805 01/32 +0.94 1. Rc3 Ra6 2. Rf1 Kf7 3. Nxf5 Ke8 Wrong! Position #280: r1r2bk1/5p1p/pn4p1/N2b4/3Pp3/B3P3/2q1BPPP/RQ3RK1 b - - 0 1 PosEdge: +0.00 P [White] Solution: Bxa3 D:01 00:00:00.00 1 01/48 +0.00 1. ... Bxa3 D:01 00:00:00.00 2 02/48 +3.01 1. ... Qxe2 D:02 00:00:00.03 148 48/48 -- 1. ... Qxe2 D:02 00:00:00.03 183 01/48 +0.00 1. ... Qxe2 2. Qxb6 D:03 00:00:00.07 408 01/48 +0.05 1. ... Qxe2 2. Qxb6 Rc2 D:03 00:00:00.09 489 02/48 ++ 1. ... Bxa3! D:03 00:00:00.11 569 02/48 ++ 1. ... Bxa3 D:03 00:00:00.14 754 02/48 +3.00 1. ... Bxa3 2. Qxb6 Qxe2 D:04 00:00:01.15 7285 48/48 -- 1. ... Bxa3 2. Qxb6 Qxe2 D:04 00:00:01.30 8994 01/48 -0.01 1. ... Bxa3 2. Qxb6 Qxe2 3. Rxa3 D:04 00:00:01.44 10400 02/48 ++ 1. ... Qxe2! D:04 00:00:01.59 11923 02/48 +0.01 1. ... Qxe2 2. Qxb6 Rc2 3. Bc5 D:05 00:00:03.34 23639 01/48 +0.04 1. ... Qxe2 2. Qxb6 Rc2 3. Bc5 Bxc5 D:05 00:00:04.17 29143 02/48 ++ 1. ... Bxa3! D:05 00:00:05.06 36273 02/48 +0.06 1. ... Bxa3 2. Rxa3 Qxb1 3. Rxb1 Rc2 D:06 00:00:16.66 163095 01/48 +0.00 1. ... Bxa3 2. Rxa3 Qxe2 3. Qxb6 Rc2 4. Nc6 Correct! Position #281: 2R5/2R4p/5p1k/6n1/8/1P2QPPq/r7/6K1 w - - 0 1 PosEdge: +3.01 P [White] Solution: Rxh7+ D:01 00:00:00.00 1 01/41 -4.00 1. Rxh7+ D:01 00:00:00.00 3 03/41 +0.01 1. b4 D:02 00:00:00.03 248 41/41 -- 1. b4 D:02 00:00:00.04 283 01/41 -mat01 1. b4 Qg2# D:02 00:00:00.04 320 02/41 ++ 1. Rxh7+! D:02 00:00:00.05 356 02/41 -4.05 1. Rxh7+ Kxh7 D:02 00:00:00.06 484 10/41 ++ 1. Qf2! D:02 00:00:00.07 516 10/41 -4.00 1. Qf2 Rxf2 D:02 00:00:00.09 664 24/41 ++ 1. Rc2! D:02 00:00:00.09 693 24/41 -1.06 1. Rc2 Qxg3+ D:03 00:00:00.14 1091 01/41 -1.06 1. Rc2 Qxg3+ 2. Kf1 D:04 00:00:01.08 5247 01/41 -1.07 1. Rc2 Qxg3+ 2. Kf1 f5 D:05 00:00:04.76 51248 41/41 -- 1. Rc2 Qxg3+ 2. Kf1 f5 D:05 00:00:05.00 53193 01/41 -2.07 1. Rc2 Qxg3+ 2. Kf1 Qxf3+ 3. Qxf3 D:06 00:00:10.79 119802 01/41 -2.08 1. Rc2 Qxg3+ 2. Kf1 Qxf3+ 3. Qxf3 Nxf3 D:07 00:00:36.60 374138 01/41 -2.04 1. Rc2 Qxg3+ 2. Kf1 Rxc2 3. Rxc2 Qxf3+ 4. Qxf3 Wrong! Position #282: 6k1/2p3p1/1p1p1nN1/1B1P4/4PK2/8/2r3b1/7R w - - 0 1 PosEdge: -1.94 P [White] Solution: Rh8+ D:01 00:00:00.02 1 01/33 +0.01 1. e5 D:01 00:00:00.02 12 09/33 +0.03 1. Rd1 D:01 00:00:00.02 21 18/33 +0.05 1. Rh7 D:02 00:00:00.03 88 07/33 -0.02 1. Ra1 c5 D:02 00:00:00.04 128 10/33 ++ 1. Rd1! D:02 00:00:00.04 156 10/33 +0.01 1. Rd1 c5 D:02 00:00:00.05 223 19/33 ++ 1. Rh8+! D:02 00:00:00.05 251 19/33 +0.12 1. Rh8+ Kf7 D:03 00:00:00.07 384 01/33 +0.15 1. Rh8+ Kf7 2. Rh7 D:04 00:00:00.17 1728 01/33 +0.10 1. Rh8+ Kf7 2. Kf5 c5 D:05 00:00:00.50 5348 01/33 +0.10 1. Rh8+ Kf7 2. Bd3 Rf2+ 3. Ke3 D:06 00:00:09.84 96981 33/33 -- 1. Rh8+ Kf7 2. Bd3 Rf2+ 3. Ke3 D:06 00:00:10.27 101631 01/33 -0.95 1. Rh8+ Kf7 2. e5 Nxd5+ 3. Kf5 c5 D:07 00:00:17.49 176032 01/33 ++ 1. Rh8+ D:07 00:00:19.29 200971 01/33 +mat04 1. Rh8+ Kf7 2. Be8+ Nxe8 3. Kg5 Bxe4 4. Rf8# Correct! Position #283: 3q1rk1/4bp1p/1n2P2Q/3p1p2/6r1/Pp2R2N/1B4PP/7K w - - 0 1 PosEdge: -6.08 P [White] Solution: Ng5 D:01 00:00:00.00 1 01/34 -3.98 1. Qxf8+ D:01 00:00:00.00 3 03/34 +1.05 1. Rxb3 D:02 00:00:00.01 73 01/34 +0.92 1. Rxb3 fxe6 D:03 00:00:00.09 383 01/34 +0.88 1. Rxb3 fxe6 2. Qxe6+ D:03 00:00:00.10 484 04/34 ++ 1. exf7+! D:03 00:00:00.10 563 04/34 +0.90 1. exf7+ Rxf7 2. Rxb3 D:04 00:00:00.30 2112 01/34 +0.87 1. exf7+ Rxf7 2. Rxb3 Nc4 D:04 00:00:00.43 3882 04/34 ++ 1. Rxb3! D:04 00:00:00.55 5815 04/34 +0.90 1. Rxb3 fxe6 2. Qxe6+ Rf7 D:05 00:00:02.77 20440 01/34 +0.94 1. Rxb3 fxe6 2. Qxe6+ Rf7 3. Be5 D:06 00:00:17.20 131837 01/34 +0.87 1. Rxb3 Rg6 2. exf7+ Rxf7 3. Rg3 Nc4 D:06 00:00:42.47 327188 26/34 ++ 1. Nf4! D:06 00:00:49.40 386301 26/34 +0.90 1. Nf4 fxe6 2. Qxe6+ Rf7 3. Nxd5 Nc4 Wrong! Position #284: 3r3k/pp4pp/8/1P6/3N4/Pn2P1qb/1B1Q2B1/2R3K1 w - - 0 1 PosEdge: +2.02 P [White] Solution: Nf5 D:01 00:00:00.00 1 01/35 +3.02 1. Nxb3 D:02 00:00:00.03 125 35/35 -- 1. Nxb3 D:02 00:00:00.03 167 01/35 -1.00 1. Nxb3 Rxd2 D:03 00:00:00.09 532 01/35 -0.95 1. Nxb3 Rxd2 2. Nxd2 D:04 00:00:00.87 6133 35/35 -- 1. Nxb3 Rxd2 2. Nxd2 D:04 00:00:00.99 7829 01/35 -7.83 1. Nxb3 Rxd2 2. Bxg7+ Qxg7 D:04 00:00:01.38 11629 09/35 ++ 1. Rd1! D:04 00:00:01.58 13725 09/35 -6.99 1. Rd1 Nxd2 2. Rxd2 Qxe3+ D:04 00:00:01.95 17471 18/35 ++ 1. Rc8! D:04 00:00:02.05 19220 18/35 -5.04 1. Rc8 Bxc8 2. Qe2 Bg4 D:04 00:00:02.33 21975 23/35 ++ 1. Qc2! D:04 00:00:02.51 24008 23/35 -2.99 1. Qc2 Qxe3+ 2. Kf1 Nxc1 D:04 00:00:02.69 25956 24/35 ++ 1. Qe2! D:04 00:00:02.91 27997 24/35 -2.00 1. Qe2 Nxc1 2. Bxc1 Bxg2 D:05 00:00:06.80 67100 25/35 -2.04 1. Qf2 Qxf2+ 2. Kxf2 Nxc1 3. Bxh3 D:05 00:00:08.17 79701 33/35 ++ 1. Nf5! D:05 00:00:08.95 85494 33/35 ++ 1. Nf5 D:05 00:00:09.97 93795 33/35 -0.10 1. Nf5 Nxd2 2. Nxg3 Bxg2 3. Kxg2 D:06 00:00:31.17 250568 35/35 -- 1. Nf5 Nxd2 2. Nxg3 Bxg2 3. Kxg2 D:06 00:00:43.75 396562 01/35 -1.82 1. Nf5 Qxg2+ 2. Qxg2 Bxg2 3. Bxg7+ Kg8 Correct! Position #285: 2rr3k/1b2bppP/p2p1n2/R7/3P4/1qB2P2/1P4Q1/1K5R w - - 0 1 PosEdge: -5.95 P [White] Solution: Qxg7+ D:01 00:00:00.00 1 01/42 -4.01 1. Rxa6 D:01 00:00:00.00 3 03/42 +0.01 1. f4 D:01 00:00:00.00 10 08/42 +0.03 1. Rd1 D:02 00:00:00.02 102 05/42 -0.01 1. d5 g5 D:03 00:00:00.06 490 03/42 +0.04 1. Qxg7+ Kxg7 2. h8=Q+ D:04 00:00:00.58 6025 11/42 -0.05 1. Rg1 g6 2. Rh1 Be4+ D:04 00:00:01.13 9964 34/42 ++ 1. Ra3! D:04 00:00:01.30 11942 34/42 -0.02 1. Ra3 Qc4 2. b4 Be4+ D:05 00:00:02.39 19233 01/42 +0.04 1. Ra3 Qc4 2. Qxg7+ Kxg7 3. h8=Q+ D:06 00:00:16.82 174961 01/42 -0.07 1. Ra3 Qd5 2. Ba5 Qf5+ 3. Ka1 Rc2 D:06 00:00:31.48 292989 06/42 ++ 1. Ka1! D:06 00:00:53.91 448466 06/42 -0.04 1. Ka1 Qb6 2. Rg5 Nxh7 3. Rxg7 Be4 Wrong! Position #286: 3r1k2/1p6/p4P2/2pP2Qb/8/1P1KB3/P6r/8 b - - 0 1 PosEdge: +0.07 P [White] Solution: Rxd5+ D:01 00:00:00.03 1 01/30 -3.98 1. ... Rxd5+ D:01 00:00:00.03 2 02/30 +1.00 1. ... Rxa2 D:02 00:00:00.06 124 30/30 -- 1. ... Rxa2 D:02 00:00:00.10 155 01/30 -2.00 1. ... Rxa2 2. Qxh5 D:02 00:00:00.11 194 03/30 ++ 1. ... c4+! D:02 00:00:00.11 229 03/30 -1.03 1. ... c4+ 2. bxc4 D:02 00:00:00.12 265 05/30 ++ 1. ... b6! D:02 00:00:00.12 297 05/30 -0.02 1. ... b6 2. f7 D:02 00:00:00.13 368 19/30 ++ 1. ... Be2+! D:02 00:00:00.13 400 19/30 +0.02 1. ... Be2+ 2. Ke4 D:03 00:00:00.19 501 01/30 +0.04 1. ... Be2+ 2. Ke4 b5 D:04 00:00:00.39 1912 01/30 -0.01 1. ... Be2+ 2. Kc2 c4 3. Kb1 D:05 00:00:01.37 7272 01/30 +0.01 1. ... Be2+ 2. Kc2 c4 3. Kb1 c3 D:05 00:00:01.51 8041 02/30 ++ 1. ... Rxd5+! D:05 00:00:01.51 8128 02/30 ++ 1. ... Rxd5+ D:05 00:00:01.68 9010 02/30 +2.03 1. ... Rxd5+ 2. Qxd5 Bg6+ 3. Qe4 Bxe4+ D:06 00:00:03.50 24660 01/30 +2.00 1. ... Rxd5+ 2. Qxd5 Bg6+ 3. Qe4 Bxe4+ 4. Kxe4 D:07 00:00:10.61 59065 01/30 ++ 1. ... Rxd5+ D:07 00:00:13.27 74311 01/30 +3.00 1. ... Rxd5+ 2. Qxd5 Bg6+ 3. Qe4 Bxe4+ 4. Kxe4 Rxa2 Correct! Position #287: rn3k1r/pp2bBpp/2p2n2/q5N1/3P4/1P6/P1P3PP/R1BQ1RK1 w - - 0 1 PosEdge: +1.11 P [White] Solution: Qh5 D:01 00:00:00.00 1 01/43 -1.83 1. Nxh7+ D:01 00:00:00.00 3 03/43 +0.00 1. a3 D:01 00:00:00.00 4 04/43 +0.01 1. c3 D:01 00:00:00.01 10 10/43 +0.02 1. c4 D:01 00:00:00.01 20 20/43 +0.03 1. Bf4 D:02 00:00:00.02 86 01/43 +0.00 1. Bf4 Bb4 D:03 00:00:00.08 446 01/43 +0.02 1. Bf4 Bb4 2. c4 D:04 00:00:00.85 6168 01/43 +0.00 1. Bf4 Bb4 2. c4 b5 D:04 00:00:01.81 14147 27/43 ++ 1. Qh5! D:04 00:00:01.94 16235 27/43 ++ 1. Qh5 D:04 00:00:02.09 18259 27/43 +1.16 1. Qh5 Bb4 2. Nxh7+ Nxh7 D:05 00:00:12.35 95674 01/43 +1.24 1. Qh5 Bb4 2. Ne6+ Ke7 3. Nxg7 Correct! Position #288: r1b2rk1/p4ppp/1p1Qp3/4P2N/1P6/8/P3qPPP/3R1RK1 w - - 0 1 PosEdge: +0.06 P [White] Solution: Nf6+ D:01 00:00:00.00 1 01/37 -3.98 1. Qxf8+ D:01 00:00:00.00 4 04/37 -1.71 1. Nxg7 D:01 00:00:00.00 5 05/37 +0.00 1. a3 D:01 00:00:00.01 9 09/37 +0.01 1. b5 D:01 00:00:00.01 25 25/37 +0.03 1. Nf4 D:01 00:00:00.01 26 26/37 +0.04 1. Nf6+ D:02 00:00:00.04 135 37/37 -- 1. Nf6+ D:02 00:00:00.04 169 01/37 -1.61 1. Nf6+ gxf6 D:02 00:00:00.05 223 07/37 ++ 1. f3! D:02 00:00:00.05 255 07/37 -1.03 1. f3 Qxa2 D:02 00:00:00.06 325 25/37 ++ 1. Ng3! D:02 00:00:00.07 359 25/37 -0.99 1. Ng3 Qxa2 D:02 00:00:00.07 394 26/37 ++ 1. Nf4! D:02 00:00:00.08 428 26/37 -0.97 1. Nf4 Qxa2 D:03 00:00:00.13 665 01/37 -0.96 1. Nf4 Qxa2 2. b5 D:03 00:00:00.30 1942 32/37 ++ 1. Qc6! D:03 00:00:00.32 2059 32/37 ++ 1. Qc6 D:03 00:00:00.36 2325 32/37 +0.04 1. Qc6 Rb8 2. Nf6+ D:04 00:00:01.09 7262 37/37 -- 1. Qc6 Rb8 2. Nf6+ D:04 00:00:01.36 9730 01/37 -1.02 1. Qc6 Rb8 2. Nf4 Qxe5 D:04 00:00:01.63 11965 07/37 ++ 1. f3! D:04 00:00:01.80 13594 07/37 -1.01 1. f3 Qxa2 2. Nf4 b5 D:04 00:00:02.24 16923 25/37 ++ 1. Ng3! D:04 00:00:02.44 18320 25/37 -0.98 1. Ng3 Qxa2 2. Ne4 b5 D:04 00:00:02.58 19823 26/37 ++ 1. Nf4! D:04 00:00:02.74 21410 26/37 -0.97 1. Nf4 Qxa2 2. b5 a5 D:05 00:00:03.96 30411 01/37 -0.95 1. Nf4 Qxa2 2. Qc6 Rb8 3. Rd7 D:06 00:00:15.40 124480 01/37 -0.99 1. Nf4 Qxa2 2. Qc6 Ba6 3. b5 Rad8 D:06 00:00:56.28 394439 35/37 ++ 1. Qe7! Wrong! Position #289: 2r3k1/5p1p/p3q1p1/2n3P1/1p1QP2P/1P4N1/PK6/2R5 b - - 0 1 PosEdge: +0.05 P [White] Solution: Qe5 D:01 00:00:00.00 1 01/34 -7.96 1. ... Qxe4 D:01 00:00:00.00 3 03/34 -1.98 1. ... Nxe4 D:01 00:00:00.00 5 05/34 +0.01 1. ... a5 D:01 00:00:00.01 34 32/34 +0.03 1. ... Rd8 D:02 00:00:00.02 99 04/34 +0.02 1. ... Nxe4 2. Qxb4 D:03 00:00:00.11 926 15/34 -0.03 1. ... Qh3 2. Rxc5 Qxg3 D:04 00:00:00.92 6566 21/34 -0.10 1. ... Qb6 2. h5 Rd8 3. hxg6 D:05 00:00:02.36 19402 01/34 -0.18 1. ... Qb6 2. Nf5 gxf5 3. Rxc5 fxe4 D:05 00:00:04.83 44056 16/34 ++ 1. ... Qh3! D:05 00:00:06.07 54622 16/34 -0.02 1. ... Qh3 2. Rxc5 Rxc5 3. Qxc5 Qxg3 D:05 00:00:06.62 59893 20/34 ++ 1. ... Qe5! D:05 00:00:07.09 63031 20/34 ++ 1. ... Qe5 D:05 00:00:08.64 77848 20/34 +1.89 1. ... Qe5 2. Ne2 Nd3+ 3. Ka1 Nxc1 D:06 00:00:28.71 195226 34/34 -- 1. ... Qe5 2. Ne2 Nd3+ 3. Ka1 Nxc1 D:06 00:00:39.70 283485 01/34 -0.02 1. ... Qe5 2. Rc4 Qxg3 3. Rxc5 Rxc5 4. Qxc5 Correct! Position #290: 2k2r2/2p5/1pq5/p1p1n3/P1P2n1B/1R4Pp/2QR4/6K1 b - - 0 1 PosEdge: -0.12 P [White] Solution: Ne2+ D:01 00:00:00.00 1 01/41 +1.01 1. ... Qxa4 D:02 00:00:00.02 180 41/41 -- 1. ... Qxa4 D:02 00:00:00.04 224 01/41 -1.01 1. ... Qxa4 2. gxf4 D:02 00:00:00.05 288 08/41 ++ 1. ... Ng2! D:02 00:00:00.05 329 08/41 -0.05 1. ... Ng2 2. Rd7 D:02 00:00:00.06 361 09/41 ++ 1. ... Nfd3! D:02 00:00:00.06 392 09/41 -0.04 1. ... Nfd3 2. Bg5 D:02 00:00:00.07 473 15/41 ++ 1. ... Nf3+! D:02 00:00:00.07 516 15/41 +0.01 1. ... Nf3+ 2. Kf1 D:03 00:00:00.09 642 01/41 ++ 1. ... Nf3+ D:03 00:00:00.11 767 01/41 +1.98 1. ... Nf3+ 2. Rxf3 Qxf3 D:04 00:00:01.40 9017 41/41 -- 1. ... Nf3+ 2. Rxf3 Qxf3 D:04 00:00:01.45 9411 01/41 -0.04 1. ... Nf3+ 2. Rxf3 Qxf3 3. gxf4 D:04 00:00:01.81 12422 09/41 ++ 1. ... Ng2! D:04 00:00:02.13 15336 09/41 -0.03 1. ... Ng2 2. Be7 Nf3+ 3. Kf1 D:04 00:00:02.57 19434 14/41 ++ 1. ... Nfg6! D:04 00:00:02.79 21419 14/41 -0.02 1. ... Nfg6 2. Rh2 Nf3+ 3. Kf1 D:05 00:00:04.49 32167 01/41 ++ 1. ... Nfg6 D:05 00:00:06.78 50304 01/41 +0.97 1. ... Nfg6 2. Qc3 Qxa4 3. Rd8+ Rxd8 D:05 00:00:09.04 70032 09/41 ++ 1. ... Ng2! D:05 00:00:11.70 92657 09/41 +0.99 1. ... Ng2 2. Rd1 Nf3+ 3. Kf1 Qxa4 D:06 00:00:48.80 364594 12/41 +0.96 1. ... Ne6 2. Rf2 Nf3+ 3. Kf1 Qxa4 4. Bg5 Wrong! Position #291: 5r1k/3b2p1/p6p/1pRpR3/1P1P2q1/P4pP1/5QnP/1B4K1 w - - 0 1 PosEdge: +0.91 P [White] Solution: h3 D:01 00:00:00.00 1 01/42 +1.04 1. Rexd5 D:02 00:00:00.01 80 01/42 +1.02 1. Rexd5 g5 D:03 00:00:00.07 501 01/42 +1.06 1. Rexd5 g5 2. Bf5 D:04 00:00:00.51 4653 01/42 +1.01 1. Rexd5 Be6 2. Re5 g5 D:04 00:00:01.08 8789 11/42 ++ 1. Ba2! D:04 00:00:01.40 11366 11/42 +1.04 1. Ba2 g5 2. Bxd5 Bf5 D:05 00:00:03.84 29727 01/42 +1.05 1. Ba2 Be6 2. Bxd5 Bxd5 3. Rexd5 D:05 00:00:05.43 41922 02/42 ++ 1. Rexd5! D:05 00:00:07.86 61239 02/42 +1.06 1. Rexd5 Nf4 2. Rxd7 Qxd7 3. gxf4 D:06 00:00:47.97 361973 10/42 +1.03 1. Kh1 a5 2. bxa5 Ra8 3. Rexd5 Rxa5 Wrong! Position #292: 4r3/1Q1qk2p/p4pp1/3Pb3/P7/6PP/5P2/4R1K1 w - - 0 1 PosEdge: -1.98 P [White] Solution: d6+ D:01 00:00:00.01 1 01/33 +0.00 1. Qxd7+ D:01 00:00:00.01 2 02/33 +1.00 1. Qxa6 D:02 00:00:00.03 124 33/33 -- 1. Qxa6 D:02 00:00:00.03 164 01/33 -0.05 1. Qxa6 Qxd5 D:02 00:00:00.04 192 02/33 ++ 1. Qxd7+! D:02 00:00:00.04 219 02/33 +0.00 1. Qxd7+ Kxd7 D:03 00:00:00.06 353 01/33 +0.02 1. Qxd7+ Kxd7 2. d6 D:04 00:00:00.20 1443 01/33 -0.08 1. Qxd7+ Kxd7 2. f4 Kc8 D:04 00:00:00.27 2049 08/33 ++ 1. d6+! D:04 00:00:00.30 2330 08/33 -0.05 1. d6+ Kxd6 2. Qxa6+ Kc5 D:05 00:00:00.76 5466 01/33 +0.04 1. d6+ Ke6 2. Qxd7+ Kxd7 3. f4 D:06 00:00:03.70 30874 01/33 -0.05 1. d6+ Ke6 2. Qxa6 Qxd6 3. Qxd6+ Kxd6 D:07 00:00:16.94 127134 01/33 ++ 1. d6+ D:07 00:00:23.44 178910 01/33 +1.02 1. d6+ Ke6 2. Qb3+ Kf5 3. Qd3+ Kg5 4. Qxa6 Correct! Position #293: 1nbq1r1k/3rbp1p/p1p1pp1Q/1p6/P1pPN3/5NP1/1P2PPBP/R4RK1 w - - 0 1 PosEdge: -1.00 P [White] Solution: Nfg5 D:01 00:00:00.00 1 01/46 -3.98 1. Qxf8+ D:01 00:00:00.00 4 04/46 -2.10 1. Nxf6 D:01 00:00:00.00 5 05/46 -0.08 1. axb5 D:01 00:00:00.01 6 06/46 +0.01 1. b3 D:01 00:00:00.01 7 07/46 +0.03 1. e3 D:02 00:00:00.02 73 01/46 +0.00 1. e3 Bb4 D:02 00:00:00.02 107 05/46 ++ 1. Nxf6! D:02 00:00:00.03 133 05/46 ++ 1. Nxf6 D:02 00:00:00.04 160 05/46 +0.89 1. Nxf6 Bb4 D:03 00:00:00.50 3505 46/46 -- 1. Nxf6 Bb4 D:03 00:00:00.54 3617 01/46 -2.09 1. Nxf6 Bxf6 2. e4 D:03 00:00:00.59 3853 05/46 ++ 1. axb5! D:03 00:00:00.65 4105 05/46 -0.07 1. axb5 cxb5 2. e3 D:03 00:00:00.70 4316 07/46 ++ 1. e3! D:03 00:00:00.76 4633 07/46 +0.03 1. e3 Bb4 2. Rad1 D:04 00:00:01.18 7810 01/46 +0.01 1. e3 f5 2. Nc5 Bxc5 D:04 00:00:01.34 9175 06/46 ++ 1. axb5! D:04 00:00:01.45 10210 06/46 ++ 1. axb5 D:04 00:00:01.65 11737 06/46 +0.79 1. axb5 cxb5 2. Nxf6 Bb4 D:05 00:00:31.73 238033 46/46 -- 1. axb5 cxb5 2. Nxf6 Bb4 D:05 00:00:34.32 251015 01/46 -0.07 1. axb5 cxb5 2. e3 Bb4 3. Rad1 D:05 00:00:36.74 266168 07/46 ++ 1. e3! D:05 00:00:39.75 282239 07/46 +0.01 1. e3 f5 2. Nc3 Bb4 3. Rad1 D:05 00:00:58.29 394581 41/46 ++ 1. Qf4! D:05 00:00:59.24 401211 41/46 +0.03 1. Qf4 Rb7 2. e3 Bb4 3. Rad1 Wrong! Position #294: 3r3k/1r3p1p/p1pB1p2/8/p1qNP1Q1/P6P/1P4P1/3R3K w - - 0 1 PosEdge: +0.07 P [White] Solution: Bf8 D:01 00:00:00.02 1 01/47 -2.00 1. Nxc6 D:01 00:00:00.03 2 02/47 +0.01 1. b3 D:01 00:00:00.03 6 06/47 +0.02 1. b4 D:02 00:00:00.06 183 40/47 -0.02 1. Bb4 a5 D:03 00:00:00.12 571 06/47 -0.13 1. e5 Rxb2 2. exf6 D:03 00:00:00.23 1349 23/47 ++ 1. Nf5! D:03 00:00:00.30 1888 23/47 +0.06 1. Nf5 Rg8 2. b4 D:04 00:00:01.08 8031 27/47 -0.14 1. Qf4 Rxb2 2. Qxf6+ Kg8 D:05 00:00:02.62 16459 01/47 +0.09 1. Qf4 Kg7 2. Rd2 a5 3. Rd1 D:05 00:00:14.21 109122 29/47 ++ 1. Qf5! D:05 00:00:15.21 115894 29/47 +0.10 1. Qf5 Kg7 2. Qc5 Qxc5 3. Bxc5 D:06 00:00:21.89 177003 01/47 -0.02 1. Qf5 Kg7 2. Qg4+ Kh8 3. Bb4 a5 Wrong! Position #295: 4r3/p4r1p/R1p2pp1/1p1bk3/4pNPP/2P1K3/2P2P2/3R4 w - - 0 1 PosEdge: -2.01 P [White] Solution: Rxd5+ D:01 00:00:00.02 1 01/33 -3.96 1. Rxa7 D:01 00:00:00.03 3 03/33 -1.99 1. Nxg6+ D:01 00:00:00.03 4 04/33 +0.01 1. Nxd5 D:02 00:00:00.04 66 01/33 ++ 1. Nxd5 D:02 00:00:00.05 95 01/33 +1.02 1. Nxd5 cxd5 D:03 00:00:00.22 2006 33/33 -- 1. Nxd5 cxd5 D:03 00:00:00.25 2119 01/33 -0.01 1. Nxd5 cxd5 2. f4+ D:03 00:00:00.28 2463 08/33 ++ 1. g5! D:03 00:00:00.31 2621 08/33 +0.01 1. g5 fxg5 2. hxg5 D:04 00:00:00.53 4797 01/33 +0.09 1. g5 fxg5 2. Nxd5 cxd5 D:04 00:00:00.70 6147 07/33 ++ 1. f3! D:04 00:00:00.82 7281 07/33 +0.12 1. f3 exf3 2. Nxd5 cxd5 D:04 00:00:01.31 10054 21/33 ++ 1. Rd4! D:04 00:00:01.39 11009 21/33 ++ 1. Rd4 D:04 00:00:01.53 12237 21/33 +0.99 1. Rd4 f5 2. Nxd5 cxd5 D:05 00:00:02.25 19808 06/33 +mat03 1. Rxd5+ D:05 00:00:02.68 24825 11/33 +mat03 1. Rxd5+ cxd5 2. Nd3+ exd3 3. f4# Correct! Position #296: 3r4/1p2k2p/p1b1p1p1/4Q1Pn/2B3KP/4pP2/PP2R1N1/6q1 b - - 0 1 PosEdge: -1.06 P [White] Solution: Rd4+ D:01 00:00:00.00 1 01/43 -1.99 1. ... Bxf3+ D:01 00:00:00.00 3 03/43 +0.01 1. ... a5 D:01 00:00:00.01 6 06/43 +0.02 1. ... b5 D:01 00:00:00.01 11 09/43 +0.10 1. ... Ke8 D:02 00:00:00.03 122 07/43 -0.01 1. ... b5 2. Re1 D:03 00:00:00.17 2331 43/43 -- 1. ... b5 2. Re1 D:03 00:00:00.20 2549 01/43 -0.82 1. ... b5 2. Bxe6 Ke8 D:04 00:00:00.66 7329 07/43 -0.99 1. ... Kd7 2. Qxe3 Qxe3 3. Nxe3 D:04 00:00:01.07 11605 27/43 ++ 1. ... Bd5! D:04 00:00:01.27 12981 27/43 -0.98 1. ... Bd5 2. Qxe3 Qxe3 3. Nxe3 D:04 00:00:01.60 15221 31/43 ++ 1. ... Rd2! D:04 00:00:01.79 16959 31/43 -0.97 1. ... Rd2 2. Qxe3 Qxe3 3. Nxe3 D:04 00:00:02.23 20136 41/43 ++ 1. ... Rf8! D:04 00:00:02.41 21693 41/43 -0.91 1. ... Rf8 2. Qc7+ Ke8 3. Qxh7 D:05 00:00:03.93 35167 11/43 -0.93 1. ... Kf8 2. Bxe6 Bb5 3. Qh8+ Ke7 D:05 00:00:04.68 41252 28/43 ++ 1. ... Bd5! D:05 00:00:05.30 46829 28/43 -0.88 1. ... Bd5 2. Bxd5 Rxd5 3. Qxe3 Kd8 D:05 00:00:06.01 51227 29/43 ++ 1. ... Bd7! D:05 00:00:07.23 60631 29/43 -0.84 1. ... Bd7 2. b3 b5 3. Bxe6 Ke8 D:06 00:00:19.97 182739 01/43 -0.94 1. ... Bd7 2. b3 Qb1 3. Nxe3 Ke8 4. Re1 D:06 00:00:40.19 345553 41/43 ++ 1. ... Rf8! D:06 00:00:43.75 380246 41/43 -0.86 1. ... Rf8 2. Qxe6+ Kd8 3. Qxe3 Bxf3+ 4. Kh3 D:07 00:00:58.22 475611 01/43 -0.84 1. ... Rf8 2. Qc7+ Ke8 3. Qc8+ Ke7 4. Qxe6+ Kd8 Wrong! Position #297: 3r1rk1/p3qp1p/2bb2p1/2p5/3P4/1P6/PBQN1PPP/2R2RK1 b - - 0 1 PosEdge: +0.96 P [White] Solution: Bxg2 D:01 00:00:00.00 1 01/46 -1.73 1. ... Bxh2+ D:01 00:00:00.00 3 03/46 +0.03 1. ... cxd4 D:02 00:00:00.02 95 05/46 -0.21 1. ... g5 2. Rcd1 D:02 00:00:00.03 130 06/46 ++ 1. ... a6! D:02 00:00:00.03 164 06/46 -0.03 1. ... a6 2. Rcd1 D:02 00:00:00.04 207 09/46 ++ 1. ... a5! D:02 00:00:00.05 241 09/46 -0.02 1. ... a5 2. Rcd1 D:02 00:00:00.06 311 16/46 ++ 1. ... Be4! D:02 00:00:00.06 343 16/46 -0.01 1. ... Be4 2. Rcd1 D:03 00:00:00.20 1550 17/46 +0.02 1. ... Bb5 2. Nc4 cxd4 D:04 00:00:00.66 4808 01/46 -0.02 1. ... Bb5 2. Nc4 cxd4 3. Bxd4 D:04 00:00:01.99 12858 32/46 ++ 1. ... Qh4! D:04 00:00:02.16 14739 32/46 +0.01 1. ... Qh4 2. h3 Be4 3. Rcd1 D:04 00:00:02.53 18335 38/46 ++ 1. ... Qc7! D:04 00:00:02.73 20022 38/46 +0.04 1. ... Qc7 2. g3 cxd4 3. Bxd4 D:05 00:00:03.62 27190 01/46 +0.07 1. ... Qc7 2. g3 Bb5 3. Nc4 cxd4 D:06 00:00:16.82 142564 01/46 +0.03 1. ... Qc7 2. g3 Bb5 3. Nc4 cxd4 4. Bxd4 Wrong! Position #298: 3Q4/p3b1k1/2p2rPp/2q5/4B3/P2P4/7P/6RK w - - 0 1 PosEdge: +1.08 P [White] Solution: Qh8+ D:01 00:00:00.01 1 01/35 -5.99 1. Qxe7+ D:01 00:00:00.01 2 02/35 -2.00 1. Bxc6 D:01 00:00:00.01 3 03/35 +0.00 1. h3 D:01 00:00:00.01 4 04/35 +0.01 1. a4 D:01 00:00:00.02 11 11/35 +0.03 1. Rd1 D:02 00:00:00.04 123 35/35 -- 1. Rd1 D:02 00:00:00.04 165 01/35 -8.96 1. Rd1 Bxd8 D:02 00:00:00.04 205 02/35 ++ 1. Qxe7+! D:02 00:00:00.05 244 02/35 -5.99 1. Qxe7+ Qxe7 D:02 00:00:00.06 342 27/35 ++ 1. Qc7! D:02 00:00:00.06 383 27/35 -1.00 1. Qc7 Qxa3 D:03 00:00:00.10 583 01/35 -0.97 1. Qc7 Qxa3 2. Rd1 D:03 00:00:00.13 794 06/35 ++ 1. d4! D:03 00:00:00.15 936 06/35 -0.96 1. d4 Qxa3 2. Rd1 D:04 00:00:00.31 3090 01/35 -1.03 1. d4 Qxa3 2. Qa8 Rf2 D:04 00:00:00.61 6023 27/35 ++ 1. Qc7! D:04 00:00:00.71 7746 27/35 -1.01 1. Qc7 Qxa3 2. Bxc6 Qxd3 D:04 00:00:00.80 9297 28/35 ++ 1. Qd7! D:04 00:00:00.93 10847 28/35 ++ 1. Qd7 D:04 00:00:01.04 12527 28/35 -0.08 1. Qd7 Qxa3 2. Bxc6 Kf8 D:05 00:00:03.86 43687 35/35 -- 1. Qd7 Qxa3 2. Bxc6 Kf8 D:05 00:00:04.87 52193 01/35 -1.00 1. Qd7 Qxa3 2. Bxc6 Rxg6 3. Rd1 D:05 00:00:05.39 57485 06/35 ++ 1. d4! D:05 00:00:05.81 61775 06/35 -0.99 1. d4 Qxa3 2. Qa8 Bb4 3. Rd1 D:06 00:00:09.58 105345 01/35 ++ 1. d4 D:06 00:00:11.11 124944 01/35 -0.11 1. d4 Qxa3 2. Qc7 Kf8 3. Bxc6 Rf2 D:06 00:00:20.45 215322 32/35 ++ 1. Qe8! D:06 00:00:24.34 262755 32/35 -0.07 1. Qe8 Qxa3 2. Rd1 Rf8 3. Qxc6 Kg8 D:07 00:00:42.91 403918 01/35 -0.07 1. Qe8 Qxa3 2. Bxc6 Bc5 3. Qd7+ Kf8 4. g7+ Wrong! Position #299: 1n2rr2/1pk3pp/pNn2p2/2N1p3/8/6P1/PP2PPKP/2RR4 w - - 0 1 PosEdge: +0.02 P [White] Solution: Nca4 D:01 00:00:00.02 1 01/46 -2.00 1. Nxb7 D:01 00:00:00.02 3 03/46 +0.00 1. a3 D:01 00:00:00.02 4 04/46 +0.01 1. b3 D:01 00:00:00.03 5 05/46 +0.03 1. e3 D:01 00:00:00.03 11 11/46 +0.04 1. e4 D:01 00:00:00.03 14 14/46 +0.27 1. Kf1 D:02 00:00:00.05 145 37/46 -0.06 1. Nca4 g5 D:03 00:00:00.08 456 01/46 +0.21 1. Nca4 g5 2. Kf1 D:04 00:00:00.42 4725 01/46 +0.20 1. Nca4 g5 2. Kf1 e4 D:05 00:00:03.92 41486 01/46 ++ 1. Nca4 D:05 00:00:06.64 72719 01/46 +3.88 1. Nca4 Nd7 2. Rxd7+ Kb8 3. Rxg7 D:06 00:00:21.13 231412 01/46 +3.86 1. Nca4 Nd7 2. Rxd7+ Kb8 3. Rxg7 Nb4 Correct! Position #300: b2b1r1k/3R1ppp/4qP2/4p1PQ/4P3/5B2/4N1K1/8 w - - 0 1 PosEdge: +0.07 P [White] Solution: g6 D:01 00:00:00.00 1 01/36 -2.06 1. Rxd8 D:01 00:00:00.00 5 05/36 +0.18 1. fxg7+ D:02 00:00:00.01 72 01/36 +0.30 1. fxg7+ Kxg7 D:03 00:00:00.04 312 01/36 +0.38 1. fxg7+ Kxg7 2. Kf1 D:04 00:00:00.22 1881 01/36 ++ 1. fxg7+ D:04 00:00:00.24 2119 01/36 +1.20 1. fxg7+ Kxg7 2. Rxf7+ Kg8 D:05 00:00:06.65 65770 36/36 -- 1. fxg7+ Kxg7 2. Rxf7+ Kg8 D:05 00:00:07.08 68689 01/36 -0.55 1. fxg7+ Kxg7 2. Qg4 Bc6 3. Kf1 D:05 00:00:07.91 74083 06/36 ++ 1. g6! D:05 00:00:08.53 77770 06/36 +0.40 1. g6 h6 2. fxg7+ Kxg7 3. Kf1 D:06 00:00:13.85 142999 01/36 ++ 1. g6 D:06 00:00:15.59 170370 01/36 +1.22 1. g6 h6 2. fxg7+ Kxg7 3. Rxf7+ Kg8 D:07 00:00:33.40 301019 01/36 ++ 1. g6 D:07 00:00:43.97 408459 01/36 +4.23 1. g6 h6 2. Rxf7 Qxf6 3. Rxf6 Bxf6 4. Kf1 Correct! Score: 166/300 = 55% Time/Pos: 60000ms