Author: Majd Al-Ansari
Date: 04:34:53 01/09/06
Here are some of the highlights of Rybka’s weak play. First of all I would just like to mention that Rybka’s time management is totally absent. Most of the games Rybka will play almost instantaneously (although amazingly strong). The only time it seems to stop and think is when it is already lost. On most games before the critical error is made, Rybka has almost 3 X as much time as the other engine. Although it sounds easy to fix, it probably is not. Still all the other engines are much better than Rybka in time management. Another thing is that Rybka does not know under promotion and can be surprised by this. And of course it does not know basic elementary endings such as Rook vs. Bishop or even how drawishy opposite bishop endings are. It is absolutely remarkable that even with all these seemingly easy to fix defects, Rybka is still able to come out on top with a huge margin. Here are some examples. Tourney 5_3 128mb hash (418 games) Hardware PIV 3.2Ghz 2GB RAM GUI Fritz 9.ctg / Ponder OFF 1.Rybka 1.01 Preview 2 32-bit 44.0 - 26.0 38.0 - 32.0 38.0 - 31.0 120.0/209 2.Fritz 9 26.0 - 44.0 39.0 - 30.0 36.0 - 34.0 101.0/209 3.Shredder 9.1 UCI 32.0 - 38.0 30.0 - 39.0 36.5 - 33.5 98.5/209 4.Fruit 2.2.1 31.0 - 38.0 34.0 - 36.0 33.5 - 36.5 98.5/209 (16) Rybka 1.01 Preview 2 32-bit - Fruit 2.2.1 [B82] tourney 1 Home (37.3), 29.12.2005 [0.24;0.38] GenuineIntel 3198 MHz W=11.8 ply; 166kN/s; Fritz9.ctg B=16.6 ply; 849kN/s; Fritz9.ctg 1.e4 0 1...c5 0 2.Nf3 0 2...d6 0 3.d4 0 3...cxd4 0 4.Nxd4 0 4...Nf6 0 5.Nc3 0 5...a6 0 6.f4 0 6...e6 0 7.Qf3 0 7...Qb6 0 8.Nb3 0 8...Qc7 0 9.g4 0 9...b5 0 10.Bd3 0 10...Bb7 0 11.g5 0 11...Nfd7 0 12.Be3 0 12...Nc5 0 13.a3 0 13...Nbd7 –0.01/1 0 14.Nxc5 0.24/12 12 14...dxc5 0.38/12 17 15.0–0–0 0.09/11 13 15...b4 (Be7) 0.12/13 16 16.axb4 0.12/11 4 16...cxb4 0.10/13 15 17.Ne2 0.08/11 7 17...Nc5 (Bd6) 0.08/13 18 18.Kb1 –0.04/11 14 18...Rc8 (Be7) –0.04/12 13 19.Bd4 (Nd4) 0.06/11 9 19...Qc6 –0.06/12 8 20.Be5 (Bxc5) –0.05/11 7 20...Nxe4 –0.35/12 12 21.Nd4 (Qe3) 0.35/11 9 21...Qd5 –0.19/11 9 22.Rhe1 (Qe2) 0.50/11 11 22...Nc3+ (Nc5) 0.68/13 35 23.bxc3 1.15/12 2 23...Qxf3 0.79/14 10 24.Nxf3 1.15/12 2 24...Bxf3 0.85/15 13 25.Bxa6 1.20/13 3 25...Bxd1 0.98/15 11 26.Bxc8 (Rxd1) 1.08/14 15 26...Bf3 0.84/15 8 27.cxb4 (Re3) 1.16/14 9 27...Bxb4 0.87/14 8 28.Re3 1.31/14 12 28...0–0 0.94/15 13 29.Bxe6 1.31/13 3 29...Bg2 (fxe6) 0.94/14 11 30.Bf5 (Bb3) 1.36/12 6 30...Ra8 (Rd8) 0.98/13 6 31.Be4 (Kb2) 1.45/13 6 31...Bxe4 0.94/13 2 32.Rxe4 1.45/13 3 32...Bc5 1.07/14 6 33.Rc4 1.56/13 17 33...Bg1 (Be7) 1.10/14 8 34.h3 1.67/14 9 34...Rd8 (Rf8) 1.14/14 10 35.c3 (Rb4) 1.66/13 21 35...Be3 (Bf2) 1.17/14 6 36.Kc2 (Rc7) 1.71/11 2 36...Kf8 (Ba7) 1.27/13 5 37.Kb3 (Rb4) 1.71/13 6 37...Ba7 (g6) 1.21/14 10 38.Re4 (Bd4) 1.74/13 28 38...Bc5 1.27/13 11 39.Kc4 (Bd4) 1.74/14 8 39...Bd6 1.35/14 10 40.Bd4 1.93/14 7 40...h6 (g6) 1.40/14 7 41.gxh6 2.34/14 6 41...gxh6 1.49/14 8 42.f5 2.48/13 5 42...Ba3 1.73/14 4 43.Kb3 (f6) 2.48/13 6 43...Be7 1.78/14 5 44.f6 2.42/14 9 44...Bd6 1.74/16 8 45.Kc4 (Rh4) 2.52/13 8 45...Kg8 (Rb8) 1.90/15 4 46.Rg4+ 2.55/13 4 46...Kh8 1.94/16 7 47.Rg7 2.80/15 11 47...Rd7 2.02/17 6 48.Kb5 2.65/16 15 48...Bf4 1.95/17 5 49.Rg4 2.69/15 8 49...Be5 (Bh2) 2.17/17 11 50.Bxe5 (Kc5) 2.88/15 5 50...Rd5+ 1.92/18 5 51.Kb6 (Kc6) 3.91/17 6 51...Rxe5 2.18/17 3 52.c4 4.35/16 7 52...Re6+ 2.35/17 5 53.Kb5 4.35/17 5 53...Rxf6 3.49/18 20 54.c5 4.41/16 2 54...Rf5 3.56/18 6 55.Kb6 4.41/17 3 55...Rf3 (h5) 3.73/18 6 56.c6 4.41/14 3 56...Rxh3 (Rb3+) 3.92/17 3 57.Kc5 4.47/14 6 57...Rc3+ (h5) 4.03/18 5 58.Rc4 4.42/16 3 58...Re3 (Ra3) 4.23/19 6 59.c7 4.42/14 1 59...Re8 4.01/15 3 60.Kd6 (Rd4) 4.42/15 3 60...Rc8 (Kg7) 4.23/15 3 61.Kd7 4.42/15 4 61...Ra8 [D]r6k/2PK1p2/7p/8/2R5/8/8/8 w - - 0 62 Rybka has completely outplayed Fruit and is probably in a position that most programs (or humans) would give up by now. This is a position that even a 500 ELO player would win against Kasparov. Simply Queen the pawn with check and then it is a simple mop up of the pawns and a simple Rook mate. 4.07/13 3. Well Rybka actually manages to screw this up and manages only a draw !!! .......62.Ra4?? WHAT IN THE WORLD IS THIS ????!!!!????!!!????? Rybka goes for a Queen and Rook with 2 pawns ending instead a simple Rook win. Although this might be a win for white I could not get any engine to find a win. It might be a draw even with best play by white. 4.54/13 4 62...Rxa4 4.14/15 5 63.c8Q+ 4.47/12 5 63...Kg7 4.12/13 1 64.Qc3+ 4.35/12 17 64...Kg8 (f6) 4.14/14 3 65.Qg3+ (Qc6) 4.61/11 2 65...Kf8 (Kh7) 4.14/14 3 66.Qe5 (Qe3) 4.62/11 2 66...Kg8 (Ra7+) 4.14/13 4 67.Ke7 (Qf6) 4.66/12 3 67...Ra7+ (Rg4) 3.51/13 3 68.Kf6 4.52/13 4 68...Ra6+ 3.51/17 3 69.Kf5 4.52/13 2 69...Rg6 (h5) 3.51/18 4 70.Qb8+ (Kf4) 4.49/12 3 70...Kg7 3.51/19 3 71.Qb2+ 4.49/13 4 71...Kf8 (Kg8) 3.51/19 3 72.Qh8+ (Kf4) 4.52/12 4 72...Ke7 3.51/20 4 73.Qd4 (Qe5+) 4.49/12 4 73...Rg5+ (Kf8) 3.49/17 6 74.Kf4 4.50/11 1 74...f6 3.48/17 6 75.Qb4+ (Qe4+) 4.50/11 3 75...Kf7 3.46/16 5 76.Qb3+ 4.46/12 8 76...Ke7 (Kg7) 3.46/14 5 77.Qb7+ 4.46/12 3 77...Ke8 (Ke6) 3.46/13 3 78.Qa6 (Qc6+) 4.46/13 6 78...Ke7 (Kf7) 3.46/13 4 79.Qa7+ 4.46/12 4 79...Kf8 (Ke6) 3.46/14 3 80.Qb6 4.46/12 3 80...Ke7 3.46/13 5 81.Qc7+ 4.46/12 47 81...Ke6 3.46/13 4 82.Qc4+ (Qc6+) 4.43/9 4 82...Ke7 3.46/16 3 83.Qe4+ 4.43/8 1 83...Kf8 (Kf7) 3.46/16 5 84.Qc6 (Qe6) 4.46/11 5 84...Ke7 (Kg7) 3.27/12 4 85.Qc3 (Qc4) 4.42/8 3 85...h5 3.27/12 3 86.Qc7+ 4.37/8 2 86...Ke6 3.27/13 3 87.Qc4+ (Qb6+) 4.40/8 2 87...Ke7 (Kd6) 3.28/14 3 88.Qc8 (Qe2+) 4.29/8 3 88...Rg4+ (h4) 3.27/14 3 89.Kf3 4.29/9 2 89...Rg5 3.28/16 3 90.Qc7+ (Qb7+) 4.29/8 2 90...Ke6 3.28/18 3 91.Qc6+ (Qc4+) 4.29/8 2 91...Ke7 3.28/18 3 92.Qb7+ 4.29/8 2 92...Ke6 (Kd6) 3.28/19 4 93.Qb6+ (Qa6+) 4.29/9 4 93...Kf7 (Ke7) 3.28/18 3 94.Qb3+ (Qd8) 4.10/9 3 94...Ke7 3.28/19 3 95.Qe3+ (Qb4+) 4.10/9 12 95...Re5 (Kd7) 3.28/20 6 96.Qa7+ 4.10/10 1 96...Ke6 (Kd6) 3.28/20 4 97.Qa6+ (Qa2+) 4.11/10 1 97...Ke7 (Kd5) 3.28/20 3 98.Qb7+ (Kf4) 4.11/11 2 98...Ke6 (Kd6) 3.28/17 3 99.Qc8+ 4.11/11 2 99...Ke7 (Kd6) 3.28/21 3 100.Qc7+ (Kf4) 4.11/10 3 100...Ke6 3.28/21 3 101.Qc4+ (Qc6+) 4.10/11 6 101...Ke7 3.28/22 4 102.Qb4+ (Qc2) 4.08/8 3 102...Kf7 (Ke6) 3.28/19 3 103.Kf4 4.09/10 3 103...Kg6 (h4) 3.28/19 3 104.Qb1+ 4.18/11 2 104...Kf7 3.28/21 3 105.Qb3+ (Qb2) 4.19/9 1 105...Ke7 3.28/22 4 106.Qb4+ (Qb7+) 4.11/9 2 106...Ke6 3.28/19 5 107.Qb6+ (Qc4+) 4.10/8 2 107...Kf7 (Kd5) 3.28/21 5 108.Qd4 (Qb7+) 4.08/11 7 108...Ke6 (h4) 3.28/20 3 109.Qc4+ 4.08/9 3 109...Ke7 (Kd6) 3.28/23 3 110.Qc6 (Qc7+) 4.08/9 1 110...Rg5 (h4) 3.28/21 4 111.Qb7+ (Qe4+) 4.21/8 2 111...Ke6 (Kd6) 3.28/20 5 112.Qa6+ (Qb6+) 4.21/8 1 112...Kf7 (Ke7) 3.28/20 3 113.Qa2+ (Qd3) 4.00/9 2 113...Ke7 (Kg7) 3.28/20 4 114.Qa7+ (Qe2+) 4.19/8 2 114...Ke6 (Kd6) 3.28/21 3 115.Qb6+ (Qe3+) 4.16/9 1 115...Ke7 (Kf7) 3.28/22 7 116.Qb4+ 4.16/9 2 116...Kf7 (Kd7) 3.28/22 3 117.Qb3+ 4.13/10 4 117...Ke7 3.28/22 5 118.Qa2 (Kf3) 4.13/9 2 118...Rg4+ 3.28/20 2 119.Kf3 4.11/10 2 119...Rg5 3.28/21 3 120.Qa7+ 4.11/8 2 120...Ke6 (Kd6) 3.28/22 4 121.Qa6+ 4.08/8 2 121...Ke7 3.28/22 4 122.Qa3+ (Qe2+) 4.09/8 2 122...Kf7 (Kd7) 3.28/22 4 123.Qd6 (Qd3) 4.00/9 2 123...Rf5+ 3.28/19 3 124.Kg3 (Ke4) 4.00/11 2 124...Rg5+ (h4+) 3.28/18 4 125.Kf4 (Kf2) 4.00/12 4 125...Rg4+ 3.12/11 3 126.Kf3 (Kf5) 4.00/13 5 126...f5 (Rg8) 3.12/11 2 127.Qc5 (Qd7+) 4.14/12 2 127...Kf6 (Ke6) 3.12/11 4 128.Qf8+ (Qb6+) 4.14/11 4 128...Kg6 (Ke6) 3.12/12 4 129.Qg8+ (Qe8+) 4.14/9 2 129...Kf6 3.12/12 2 130.Qd8+ 4.14/11 2 130...Kf7 (Kg6) 3.12/12 4 131.Qa5 (Qd7+) 4.14/9 1 131...Ke6 3.12/11 4 132.Qa6+ (Qb6+) 4.14/10 3 132...Ke7 3.12/11 3 133.Qb7+ 4.14/10 4 133...Ke6 (Kd6) 3.12/11 3 134.Qb3+ (Qc6+) 4.14/10 2 134...Kf6 (Kd6) 3.12/12 4 135.Qb2+ (Qc3+) 4.13/9 4 135...Ke6 (Kg6) 3.12/11 3 136.Qb6+ 4.13/8 2 136...Ke7 3.12/12 4 137.Qc7+ (Qe3+) 4.14/8 2 137...Ke6 3.12/12 4 138.Qc8+ 4.13/8 3 138...Kf6 3.12/12 4 139.Qh8+ 4.02/9 10 139...Kg6 3.01/12 4 140.Qe8+ 4.03/9 5 140...Kg5 2.96/11 3 141.Qd8+ A truly dismal display by the strongest engine in the world. 4.03/8 2 ½–½ (9) Shredder 9.1 UCI - Rybka 1.01 Preview 2 32-bit [B64] tourney 1 Home (17.2), 27.12.2005 [0.28;0.37] GenuineIntel 3198 MHz W=17.2 ply; 643kN/s; Fritz9.ctg B=13.3 ply; 194kN/s; Fritz9.ctg 1.e4 0 1...c5 0 2.Nf3 0 2...d6 0 3.d4 0 3...cxd4 0 4.Nxd4 0 4...Nf6 0 5.Nc3 0 5...Nc6 0 6.Bg5 0 6...e6 0 7.Qd2 0 7...Be7 0 8.0–0–0 0 8...0–0 0 9.f4 0 9...h6 0 10.Bh4 0 10...e5 0 11.Nf5 0 11...Bxf5 0 12.exf5 0 12...exf4 0 13.Kb1 0 13...d5 0 14.Bxf6 0 14...Bxf6 0 15.Nxd5 0 15...Be5 0 16.Bc4 0 16...b5 0 17.Bb3 0 17...a5 0 18.a3 0 18...Qg5 0 19.g3 0 19...fxg3 0 20.Qxg5 0 20...hxg5 0 21.hxg3 0 21...a4 0 22.Ba2 0 22...Bxg3 0 23.f6 0.28/16 30 23...Bh4 (g6) 0.37/12 22 24.Ne7+ (Ne3) 0.25/14 24 24...Nxe7 0.30/14 3 25.fxe7 0.26/19 20 25...Rfe8 0.39/15 5 26.Rd7 0.49/18 12 26...Bg3 0.46/15 13 27.Rhd1 1.29/17 13 27...Be5 0.69/15 8 28.Bd5 (Re1) 0.54/18 19 28...Rab8 0.76/16 11 29.Re1 0.44/18 36 29...Bf6 0.47/15 12 30.b4 (Rc7) 0.32/16 18 30...g4 (axb3) 0.11/14 9 31.Rc7 (Bc6) 0.78/17 15 31...Bh4 0.00/14 7 32.Re4 (Re2) 0.59/16 18 32...Bg3 0.00/14 7 33.Rd7 (Ra7) 0.66/17 15 33...Bh4 0.00/14 4 34.c4 (Rc7) 0.60/17 13 34...bxc4 0.00/14 10 35.Bxc4 (Kc2) 0.60/17 10 35...Bg5 0.00/13 6 36.Bd5 0.47/16 10 36...g3 (g6) 0.00/12 2 37.Re2 (Re5) 0.46/16 14 37...Rbc8 (g6) 0.00/13 9 38.Ra7 0.88/16 15 38...Kh7 (Rc1+) –0.15/13 31 39.Re1 0.01/15 40 39...f5 (Kg6) –0.11/12 7 40.b5 (Rd7) 0.12/14 15 40...Rb8 (f4) –1.04/12 10 41.Bc6 0.11/15 13 41...g2 –0.17/12 10 42.Rxa4 0.07/16 8 42...Rxe7 –0.09/12 6 43.Rg1 0.05/15 10 43...Bf6 (Be3) –0.15/12 9 44.Rc4 (Rxg2) 0.40/14 8 44...g5 –0.22/12 8 45.a4 (Rxg2) 0.24/14 9 45...Kg6 –0.03/11 6 46.a5 (Rxg2) 0.36/13 5 46...Re5 –0.87/11 6 47.Kc1 0.09/13 3 47...Rexb5 (g4) 0.00/12 7 48.Bxb5 0.63/15 4 48...Rxb5 0.17/14 10 49.Ra4 0.59/14 2 49...Rc5+ (Rd5) 0.17/13 5 50.Kd1 0.00/14 2 50...Rb5 0.17/13 5 51.Ke2 0.15/14 4 51...g4 (Rb2+) 0.17/13 14 52.a6 0.52/12 4 52...f4 0.17/12 5 53.Rxf4 0.43/11 4 53...Rb2+ (Ra5) 0.23/12 8 54.Kd3 0.50/14 3 54...Ra2 0.23/13 4 55.Rxg4+ 0.52/14 3 55...Kf5 0.23/14 5 56.R4xg2 0.52/15 3 56...Rxa6 0.23/13 2 57.Rf2+ 0.52/13 3 57...Ke6 0.23/13 2 58.Rgf1 (Rg6) 0.50/14 4 58...Be5 (Ra3+) 0.23/10 5 59.Rf8 0.50/14 6 59...Ra3+ 0.23/10 3 60.Kc4 0.51/15 3 60...Bd6 (Rc3+) 0.23/11 3 61.Re1+ (R8f6+) 0.54/13 3 61...Kd7 0.23/13 2 62.Rf7+ 0.54/15 3 62...Kc6 0.23/13 2 63.Rc1 0.50/16 4 63...Ra5 0.23/12 3 64.Kd4+ 0.50/15 3 64...Bc5+ (Rc5) 0.23/13 4 65.Ke5 (Ke4) 0.52/15 4 65...Kb5 (Rb5) 0.23/11 1 66.Kd5 (Ke4) 0.57/13 3 66...Be3 0.30/12 4 67.Rb1+ 0.59/13 4 67...Ka6+ 0.30/12 2 68.Ke4 0.59/15 2 68...Bd2 (Bb6) 0.30/12 5 69.Rb8 0.63/11 3 69...Rb5 (Bc3) 0.30/13 8 70.Rd8 (Rxb5) 0.61/14 6 70...Rb4+ (Bc3) 0.30/12 5 71.Kd3 0.60/13 2 71...Be1 (Rf4) 0.30/12 3 72.Ra8+ 0.62/11 3 72...Kb5 (Kb6) 0.30/12 2 73.Rf5+ (Rb8+) 0.60/12 3 73...Kb6 0.30/13 6 74.Re8 (Rf6+) 0.59/12 3 74...Bg3 0.30/12 3 75.Re6+ 0.61/12 2 75...Ka7 0.30/13 4 76.Ra5+ (Rf7+) 0.60/12 2 76...Kb7 (Kb8) 0.30/13 4 77.Rg5 0.59/13 3 77...Bc7 (Rb1) 0.30/13 3 78.Re7 0.57/13 3 78...Rb3+ 0.30/14 2 79.Kd4 (Kc2) 0.56/15 3 79...Rb1 (Rb4+) 0.30/12 1 80.Rc5 0.65/15 3 80...Rd1+ 0.30/18 2 81.Kc3 (Kc4) 0.62/18 1 81...Rc1+ 0.30/18 1 82.Kb4 0.61/19 2 82...Rxc5 0.30/20 2 83.Kxc5 0.60/21 2 83...Kb8 0.30/21 1 84.Kc6 (Kd5) 0.58/17 3 84...Bg3 0.30/22 2 85.Re3 (Re8+) 0.59/17 3 85...Bf2 (Bh2) 0.30/23 1 86.Re2 (Rb3+) 0.59/19 5 86...Bg3 (Bd4) 0.30/25 2 87.Re8+ (Rb2+) 0.63/19 3 87...Ka7 0.30/2 0 88.Re3 (Kd5) 0.60/19 3 88...Bf2 0.30/25 1 89.Rf3 (Ra3+) 0.59/19 3 89...Bh4 (Bg1) 0.30/25 2 90.Ra3+ 0.61/18 4 90...Kb8 0.30/2 0 91.Rh3 (Kd5) 0.58/18 3 91...Bf2 (Be1) 0.30/26 2 92.Rh8+ (Rb3+) 0.62/19 3 92...Ka7 0.30/2 0 93.Rh7+ (Kd5) 0.60/19 5 93...Kb8 (Ka8) 0.30/24 99 94.Rb7+ 0.60/19 3 94...Ka8 0.30/23 51 95.Rb1 (Rg7) 0.59/19 5 95...Bg3 (Ka7) 0.30/20 27 96.Rf1 (Ra1+) 0.63/19 3 96...Bh2 (Ka7) 0.30/20 0 97.Kb6 (Rf7) 0.61/18 3 97...Be5 (Bd6) 0.30/16 7 98.Rf8+ 0.63/20 3 98...Bb8 0.30/2 0 99.Kc6 (Kc5) 0.62/20 3 99...Ka7 0.30/2 0 100.Rd8 (Rf7+) 0.57/19 5 100...Bh2 0.30/13 5 101.Rd4 (Rg8) 0.58/19 4 101...Bg3 0.30/10 1 102.Ra4+ (Rd7+) 0.60/19 5 102...Kb8 0.30/2 0 103.Ra1 (Rb4+) 0.59/19 3 103...Bh4 (Bf2) 0.27/8 1 104.Rf1 (Kc5) 0.60/19 4 104...Bg3 0.27/7 1 105.Rf3 (Rf8+) 0.60/18 3 105...Bh4 (Be1) 0.27/7 1 106.Rf4 (Rb3+) 0.60/19 3 106...Bg3 0.27/7 1 107.Rf8+ 0.60/19 2 107...Ka7 0.00/2 0 108.Re8 (Rf7+) 0.59/19 3 108...Bf2 0.27/8 1 109.Rd8 (Rg8) 0.63/19 4 109...Bg1 (Bh4) 0.27/7 0 110.Rh8 (Rd7+) 0.63/20 6 110...Bf2 0.00/21 0 111.Rh2 (Kd5) 0.61/19 4 111...Bg3 (Bd4) 0.27/7 1 112.Rg2 (Ra2+) 0.62/19 4 112...Bh4 0.27/7 1 113.Ra2+ 0.61/18 3 113...Kb8 0.00/2 0 114.Rg2 (Rh2) 0.63/19 4 114...Ka7 0.00/34 1 115.Rg4 (Ra2+) 0.62/19 3 115...Bf2 (Be1) 0.27/7 1 116.Rf4 (Rg7+) 0.62/18 2 116...Bg3 0.27/8 1 117.Rf7+ (Rd4) 0.63/20 3 117...Kb8 0.27/8 1 118.Rb7+ (Kc5) 0.63/20 5 118...Ka8 0.27/8 1 119.Rb3 (Rf7) 0.63/19 4 119...Be1 (Bh2) 0.27/8 2 120.Rd3 (Kb6) 0.59/18 3 120...Bf2 (Ka7) 0.27/8 2 121.Rd8+ (Kc7) 0.58/18 2 121...Ka7 0.00/2 0 122.Rd5 (Rd7+) 0.64/18 3 122...Bg3 0.27/7 1 123.Rg5 (Ra5+) 0.59/17 4 123...Bh4 (Bf4) 0.27/7 1 124.Ra5+ 0.58/17 5 124...Kb8 0.03/2 0 125.Rf5 [D]1k6/4b3/2K5/5R2/8/8/8/8 w - - 0 126 After a hard fought battle, Rybka has reached this ending. Rook vs Bishop endgames are a book draw but somehow Rybka manages to lose this ending!!! 0.58/16 5 125...Be7?? (Ka8) 0.27/8 1 126.Rb5+ 6.47/15 2 126...Kc8 5.36/22 2 127.Rb7 (Rb1) 6.65/17 4 127...Bf8 5.36/24 2 128.Rf7 7.02/16 2 128...Bb4 319.52/23 1 129.Rf4 7.03/15 2 129...Be7 (Kd8) 319.80/20 0 130.Rg4 7.03/18 2 130...Kd8 7.08/5 0 131.Rg8+ This endgame knowledge has to fixed! 7.01/24 2 1–0 (3) Fritz 9 - Rybka 1.01 Preview 2 32-bit [E55] tourney 1 Home (5.1), 27.12.2005 [0.03;–0.19] GenuineIntel 3198 MHz W=14.5 ply; 1,282kN/s; Fritz9.ctg B=17.4 ply; 175kN/s; Fritz9.ctg 1.d4 0 1...Nf6 0 2.c4 0 2...e6 0 3.Nc3 0 3...Bb4 0 4.e3 0 4...0–0 0 5.Bd3 0 5...d5 0 6.Nf3 0 6...c5 0 7.0–0 0 7...dxc4 0 8.Bxc4 0 8...Nbd7 0 9.Qe2 0 9...a6 0 10.a4 0 10...Qc7 0 11.Na2 0 11...b5 0 12.Bd3 0 12...Ba5 0 13.axb5 0 13...axb5 0 14.Bxb5 0 14...Bb7 0 15.Rd1 0 15...Rfb8 0 16.h3 0 16...Bb4 0 17.Bxd7 0 17...Nxd7 0 18.Bd2 0 18...Bxd2 0 19.Qxd2 0 19...Bxf3 0 20.gxf3 0 20...Qb7 0 21.Kg2 0.03/12 20 21...g6 (Qd5) –0.19/12 12 22.Nc3 (Qc3) 0.13/13 15 22...Rxa1 0.00/14 11 23.Rxa1 0.13/15 30 23...Qxb2 –0.13/15 11 24.Qxb2 0.11/14 20 24...Rxb2 0.00/15 5 25.Na4 (dxc5) 0.07/14 29 25...Rc2 (Rb5) –0.05/17 9 26.dxc5 (Nxc5) 0.06/14 17 26...Nxc5 –0.05/17 8 27.Nxc5 0.04/14 12 27...Rxc5 –0.06/17 3 28.f4 (Ra7) 0.04/14 13 28...Rc7 (h6) –0.08/16 13 29.Ra6 [D]6k1/2r2p1p/R3p1p1/8/5P2/4P2P/5PK1/8 b - - 0 29 Here we have a position that is totally drawn. If anything black has a better pawn structure. A strong engine like Rybka should easily be able to hold a draw here. 0.08/13 12 29...Kg7 (h6) –0.20/19 7 30.e4 (Kf3) 0.04/14 16 30...Kf6 (h6) –0.21/16 6 31.Kg3 (Ra3) 0.08/15 21 31...h5 (h6) –0.21/16 7 32.Ra8 0.10/15 9 32...Rc3+ (Rd7) –0.17/16 10 33.f3 0.13/16 12 33...Rc7 –0.17/18 9 34.h4 (Kh4) 0.11/16 10 34...Rd7 –0.11/17 6 35.Re8 (Ra2) 0.09/17 11 35...Rb7 (Rc7) –0.11/19 7 36.e5+ (Ra8) 0.01/18 14 36...Kg7 (Kf5) –0.11/21 7 37.Rd8 (Rc8) 0.06/16 7 37...Rb1 (f6) –0.11/21 10 38.Rd7 (Ra8) 0.16/16 7 38...Kf8 (Rg1+) –0.12/19 7 39.Ra7 0.09/17 9 39...Rd1 (Rg1+) –0.12/20 8 40.Rb7 0.06/17 11 40...Ke8 –0.12/21 8 41.Rb8+ (Ra7) 0.10/17 12 41...Ke7 (Rd8) –0.12/21 5 42.Rc8 (Ra8) 0.07/16 7 42...Rd7 (Rd8) –0.12/20 7 43.Rc6 (Ra8) 0.06/16 7 43...Ra7 (Rd2) –0.12/20 8 44.Rb6 (Rc2) 0.05/17 10 44...Rc7 (f6) –0.12/20 8 45.Rb2 0.05/16 6 45...Kd7 (f6) –0.12/20 11 46.Rb8 (Rd2+) 0.07/16 5 46...Ra7 (Ke7) –0.12/20 6 47.Rf8 (Kf2) 0.04/17 6 47...Kc6 (Ke7) –0.12/19 2 48.Kf2 0.22/15 8 48...Kc5 (Ra2+) –0.12/19 12 49.Rc8+ 0.26/15 5 49...Kd4 (Kd5) –0.12/20 5 50.Rd8+ 0.29/16 7 50...Kc4 –0.12/21 10 51.Kg3 (Ke3) 0.32/15 6 51...Rb7 (Kc5) –0.12/19 6 52.Rd6 (Kf2) 0.27/16 8 52...Rc7 (Kc5) –0.12/18 5 53.Kf2 0.30/15 5 53...Ra7 –0.12/19 4 54.Rd2 0.30/15 5 54...Kb5 (Kc5) –0.12/18 4 55.Rd3 (Rc2) 0.27/15 9 55...Kb6 (Kc4) –0.12/18 6 56.Rd6+ 0.23/14 6 56...Kc7 –0.12/19 5 57.Rd2 0.21/14 4 57...Kc6 (Ra4) –0.12/18 5 58.Kg3 (Rc2+) 0.16/14 6 58...Rd7 (Kc7) –0.12/16 4 59.Rc2+ (Rxd7) 0.29/15 5 59...Kb6 (Kb5) –0.12/17 5 60.Rc8 (Kf2) 0.29/14 5 60...Kb7 (Rc7) –0.12/18 18 61.Re8 (Rc3) 0.24/14 4 61...Kc6 –0.12/16 6 62.Kf2 (Rc8+) 0.25/14 4 62...Rc7 (Rd2+) –0.12/17 4 63.Rd8 (Rf8) 0.22/15 5 63...Kb6 (Rd7) –0.12/18 6 64.Rd2 (Ke3) 0.27/14 7 64...Rb7 (Ra7) –0.12/16 4 65.Rc2 (Ke3) 0.16/14 8 65...Ra7 (Rc7) –0.12/18 5 66.Rc1 (Rd2) 0.27/14 4 66...Ra4 (Ra2+) –0.12/17 4 67.Kg3 (Ke3) 0.26/14 3 67...Ra5 (Rd4) –0.12/18 5 68.Rc8 (Rb1+) 0.27/14 4 68...Ra7 –0.12/17 4 69.Rc3 (Rc2) 0.12/15 8 69...Ra1 (Ra4) –0.12/18 5 70.Rc2 (Rb3+) 0.25/14 6 70...Ra8 (Rg1+) –0.12/16 4 71.Rc4 (Rb2+) 0.24/15 4 71...Rd8 –0.12/17 4 72.Ra4 (Rb4+) 0.25/13 4 72...Rd1 –0.12/17 4 73.Ra8 (Kg2) 0.29/15 5 73...Rg1+ (Kc6) –0.12/17 4 74.Kf2 0.30/15 5 74...Rc1 (Rd1) –0.12/18 7 75.Rb8+ 0.32/13 3 75...Ka7 (Ka6) –0.12/19 7 76.Rd8 (Rb2) 0.29/14 4 76...Kb7 (Kb6) –0.12/17 4 77.Rf8 (Rd7+) 0.29/13 3 77...Rc7 –0.12/18 4 78.Kg3 (Ke3) 0.20/14 4 78...Kb6 (Kc6) –0.12/15 4 79.Rd8 (Rb8+) 0.16/15 5 79...Rb7 (Kc5) –0.12/17 8 80.Rd6+ (Rd2) 0.00/14 3 80...Kc7 (Kc5) –0.12/18 5 [D]8/1r3p2/1k1Rp1p1/4P2p/5P1P/5PK1/8/8 b - - 0 80 Rybka is actually trying to win this totally drawn endgame and the result is a disaster. The King has left the protection of the pawns and is caught off-side. 81.f5! Although this doesn't win the game for white it shows that Fritz has a great understanding of such endings. It gives up the pawn so that it can activate its King via f4 - g5 etc... Fritz seems to know it is a draw but plays the most active way, Rybka on the other hand does not understand this position and does not react to try to control the g file with its rook. 0.01/155 81...gxf5 –0.46/14 1 82.Kf4 (Ra6) 0.00/14 3 82...Rb3 –0.12/15 3 83.Ra6 0.20/15 6 [D]8/2k2p2/R3p3/4Pp1p/5K1P/1r3P2/8/8 b - - 0 83 83...Kb8? (Kd7) Why on earth is the black king running away from his pawns. The black king should be moving towards his pawn not away from them. –0.10/16 7 84.Ra1 0.00/14 2 84...Kb7 –0.09/15 2 85.Rf1 (Rd1) 0.08/14 3 85...Kc6 –0.08/14 7 86.Kg5 (Rc1+) 0.30/15 4 86...Rb8 (Kd5) 0.00/14 4 87.Kf6 (Kxh5) 0.61/14 4 87...Rb7 (Kc5) 0.24/16 7 88.Rc1+ 0.66/16 4 88...Kd5 0.74/17 7 89.Rd1+ 0.71/16 6 89...Kc5 0.83/17 3 90.f4 0.75/15 2 90...Ra7 1.29/17 6 91.Kg5 (Rd8) 1.00/15 3 91...Ra4 1.07/16 3 92.Rd7 0.96/15 3 92...Ra1 (Ra8) 1.36/16 6 93.Kxh5 (Rxf7) 1.07/15 2 93...Rg1 1.44/17 6 94.Kh6 1.21/15 3 94...Rg4 1.43/16 2 95.h5 1.19/15 3 95...Rxf4 (Kc6) 1.80/16 5 96.Kg7 1.32/14 4 96...Rg4+ 1.86/15 3 97.Kxf7 1.36/15 4 97...Rh4 1.94/15 3 98.Kxe6 1.36/14 5 98...f4 2.00/15 18 99.Rf7 (Rd5+) 1.38/13 2 99...Rxh5 2.13/16 4 100.Rxf4 1.48/14 5 100...Rh6+ 2.45/15 6 101.Rf6 1.50/13 2 101...Rh2 (Rh8) 2.62/15 9 102.Rf1 1.77/12 2 102...Rh6+ 3.54/15 9 103.Kf7 1.95/13 3 103...Kd5 (Rh7+) 3.72/16 5 104.e6 2.01/13 3 104...Rh7+ 4.04/17 6 105.Kg6 2.18/14 3 105...Re7 4.05/17 2 106.Kf5 2.28/13 3 106...Re8 4.14/16 4 107.Rd1+ 2.23/13 3 107...Kc6 4.38/16 2 108.Ke5 (Kf6) 3.36/13 5 108...Kc7 5.30/14 4 109.Rc1+ 5.50/12 2 109...Kb6 (Kb7) 5.36/16 2 110.Re1 5.50/12 2 110...Kc5 (Kc6) 5.36/17 2 111.Kf6 5.81/13 2 111...Ra8 (Rf8+) 5.36/17 3 112.e7 5.94/13 4 112...Re8 (Rh8) 5.36/17 2 113.Rd1 (Kf7) 6.13/13 3 113...Rh8 5.36/16 2 114.Rd8 (Rd7) 5.94/12 2 114...Rh6+ 5.36/16 2 115.Kg5 (Kf5) 6.06/14 4 115...Re6 5.36/16 1 116.e8Q 6.06/13 4 116...Rxe8 5.36/19 1 117.Rxe8 6.63/13 3 117...Kd4 (Kd5) 5.36/20 2 118.Kf5 (Rd8+) #19/14 3 118...Kc5 319.78/20 1 119.Re5+ (Ke4) #17/8 0 119...Kd4 5.36/13 1 120.Kf4 #19/7 0 120...Kc4 319.78/12 0 121.Ke4 (Ke3) #11/6 0 121...Kc3 7.66/8 0 122.Rc5+ (Ke3) #11/6 0 122...Kb4 319.76/12 1 123.Kd4 #9/6 0 123...Kb3 319.76/10 1 124.Kd3 (Rb5+) #8/7 0 124...Kb4 319.76/8 0 125.Rd5 (Re5) #8/5 0 125...Ka4 (Kb3) 319.80/2 0 126.Kc3 #2/3 0 126...Ka3 319.80/1 0 127.Ra5# Absolutely terrible endgame play by Rybka. Such a strong engine should be able to do much better than that. #1/2 0 1–0 (4) Rybka 1.01 Preview 2 32-bit - Fruit 2.2.1 [B65] tourney 1 Home (5.3), 27.12.2005 [0.00;0.00] GenuineIntel 3198 MHz W=14.1 ply; 159kN/s; Fritz9.ctg B=15.6 ply; 788kN/s; Fritz9.ctg 1.e4 0 1...c5 0 2.Nf3 0 2...d6 0 3.d4 0 3...cxd4 0 4.Nxd4 0 4...Nf6 0 5.Nc3 0 5...Nc6 0 6.Bg5 0 6...e6 0 7.Qd2 0 7...Be7 0 8.0–0–0 0 8...0–0 0 9.f4 0 9...Nxd4 0 10.Qxd4 0 10...Qa5 0 11.Bc4 0 11...Bd7 0 12.e5 0 12...dxe5 0 13.fxe5 0 13...Bc6 0 14.Bd2 0 14...Nd7 0 15.Nd5 0 15...Qd8 0 16.Nxe7+ 0 16...Qxe7 0 17.Rhe1 0 17...Rfd8 0 18.Qg4 0 18...Nf8 0 19.Bd3 0 19...Rd5 0 20.Bb4 0 20...Qd8 0 21.Bd6 0 21...Ng6 0 22.g3 0 22...Qa5 0 23.Bxg6 0 23...hxg6 0 24.Kb1 0.00/12 12 24...Rc8 –0.01/1 0 25.c4 0.00/12 9 25...Rd2 (Rd3) 0.00/14 15 26.Rxd2 –0.05/13 12 26...Qxd2 0.00/14 8 27.Qe2 –0.03/13 5 27...Qxe2 (Qd4) 0.00/15 14 28.Rxe2 –0.08/14 3 28...g5 –0.08/16 17 29.c5 (b3) –0.06/15 14 29...Kh7 –0.05/15 14 30.Kc2 (b4) –0.05/14 10 30...Bd5 –0.07/15 10 31.a3 –0.03/15 26 31...f5 (Kg6) –0.15/15 10 32.exf6 (Rf2) –0.03/14 3 32...gxf6 –0.24/15 14 33.Kd3 –0.04/14 17 33...e5 –0.25/15 15 34.Rd2 –0.09/14 10 34...Bc6 (Kg6) –0.21/14 11 35.Ke3 –0.13/13 7 35...Kg6 –0.26/15 8 36.b3 (Be7) –0.32/13 15 36...Kf7 (Re8) –0.62/15 12 37.Kd3 –0.43/13 6 37...Ke6 –0.61/15 13 38.b4 –0.42/14 32 38...f5 (Bb5+) –0.64/15 22 39.Kc4 (Kc3) –0.45/13 10 39...Bf3 –0.64/14 8 40.Rf2 –0.50/14 10 40...Bd1 (Bg4) –0.61/14 14 41.Rg2 –0.42/13 6 41...Bg4 (b6) –0.64/14 6 42.Kc3 (a4) –0.46/14 27 42...b6 –0.63/15 8 43.Rg1 –0.54/13 10 43...Rh8 (a5) –0.64/15 6 44.Rg2 –0.43/13 8 44...Bf3 (Rd8) –0.62/14 9 45.Rf2 –0.43/12 7 45...Bh5 –0.63/14 21 46.Rg2 –0.43/12 4 46...Rh7 (Bg4) –0.61/14 11 47.Rd2 0.00/12 4 47...Bf3 –0.23/14 10 48.Bb8 0.11/13 10 48...bxc5 (Rb7) –0.30/14 12 49.bxc5 0.11/12 1 49...Rh8 (Rb7) –0.30/15 10 50.Bxa7 (Rd6+) –0.13/12 8 50...Bd5 –0.21/15 13 51.Bb6 –0.39/13 6 51...Ra8 (f4) –0.84/16 33 52.Kb4 –0.59/13 7 52...f4 –0.88/15 6 53.gxf4 (a4) –1.06/13 17 53...gxf4 –0.79/14 4 54.a4 –1.15/12 11 54...e4 –0.96/15 7 [D]r7/8/1B2k3/2Pb4/PK2pp2/8/3R3P/8 w - - 0 55 It could be that Black is winning here but with opposite bishops white still has excellent chances to draw. But it seems Rybka does not understand how drawishy opposite bishops are and thus presses the panic button too early. 55.c6? (a5)This just looks wrong. a5 seems much stronger. Why give up a pawn for nothing? It seems that Rybka has hit the panic button a bit too early and thinks that it will need the bishop to control the black center pawns. The white King can still move back to the pawns and if needed. I think here that Rybka does not quite understand how drawishy opposite bishops are in the ending. –1.17/13 4 [55.a5; 55.a5 e3 56.Rd1 f3 57.c6 e2 58.Rc1 (58.Rd3; 58.Re1 Bxc6 59.Kc3 Rh8 60.Bg1 Bb7 61.Kd2 Rd8+ 62.Ke3 Ra8 63.Rxe2 fxe2 64.Kxe2 Rxa5 65.h4 Kf5 66.h5) ] 55...Bxc6 –0.97/14 8 56.a5 –1.12/12 4 56...Bb7 (Bd5) –1.02/13 4 57.Rd8 –1.09/12 6 57...Rxd8 –1.33/18 6 58.Bxd8 –1.26/15 1 58...e3 –1.35/19 7 59.Bb6 –1.43/16 3 59...Kf5 (Ba6) -2.23/18 7 60.h4 -4.04/17 36 60...Kg4 (Ke4) -2.76/17 5 61.a6 (Kc3) -4.04/15 5 61...Bxa6 -4.56/17 5 62.h5 (Kc3) –10.19/16 16 62...Kg3 -4.56/16 7 63.Bd4 (Kc3) –11.94/15 43 63...e2 –12.53/12 6 64.Bc3 –13.17/16 23 64...f3 –13.33/14 6 0–1 (8) Fruit 2.2.1 - Rybka 1.01 Preview 2 32-bit [D85] tourney 1 Home (12.3), 27.12.2005 [0.82;0.94] GenuineIntel 3198 MHz W=13.7 ply; 756kN/s; Fritz9.ctg B=11.8 ply; 159kN/s; Fritz9.ctg 1.d4 0 1...Nf6 0 2.c4 0 2...g6 0 3.Nc3 0 3...d5 0 4.cxd5 0 4...Nxd5 0 5.e4 0 5...Nxc3 0 6.bxc3 0 6...Bg7 0 7.Nf3 0 7...c5 0 8.Rb1 0 8...0–0 0 9.Be2 0 9...Nc6 0 10.d5 0 10...Ne5 0 11.Nxe5 0 11...Bxe5 0 12.Qd2 0 12...e6 0 13.f4 0 13...Bc7 0 14.0–0 0 14...exd5 0 15.exd5 0 15...Ba5 0 16.d6 0 16...b6 0 17.Bf3 0 17...Bf5 0 18.Bxa8 0 18...Bxb1 0 19.Bc6 0 19...Bf5 0 20.Re1 0 20...Qf6 0 21.Bb2 0 21...Rd8 0 22.Re8+ 0 22...Rxe8 0 23.Bxe8 0 23...a6 0 24.a4 0 24...Qd8 0 25.Bc6 0 25...Bd7 0 26.Bxd7 0 26...Qxd7 0 27.f5 0.82/14 17 27...Kf8 (f6) 0.94/11 10 28.fxg6 1.17/12 12 28...fxg6 0.96/12 19 29.Bc1 1.15/12 9 29...Kf7 1.05/11 8 30.Qd1 1.22/12 11 30...b5 (h5) 0.95/11 22 31.axb5 1.11/11 9 31...axb5 1.12/11 8 32.Qf3+ 1.25/12 32 32...Kg7 (Qf5) 1.23/11 8 33.Qd5 (Bf4) 1.36/13 14 33...c4 1.27/11 11 34.Qd4+ 1.31/13 15 34...Kf7 1.22/12 21 35.Bg5 (Bh6) 1.15/13 26 35...Qe6 0.51/11 14 36.Be3 (Bh4) 0.98/12 11 36...Bd8 0.19/11 10 37.h3 (g3) 0.76/12 13 37...Qf5 (Bf6) 0.04/10 6 38.Qh8 (d7) 0.03/12 17 38...Bf6 0.00/11 7 39.Qxh7+ 0.11/12 11 39...Ke6 0.00/11 6 40.Qg8+ 0.08/12 8 40...Kd7 0.00/12 11 41.Qf8 (Qb8) 0.01/12 9 41...Qe6 (Qe5) 0.00/10 6 42.Bf4 0.16/13 11 42...Bxc3 (Be5) 0.04/12 24 43.Qb8 1.09/13 8 43...Bd4+ 0.27/12 12 44.Kh2 0.47/15 17 44...Qf5 0.21/13 12 45.Qc7+ 0.47/14 10 45...Ke6 0.24/13 9 46.d7 0.22/13 8 46...Bf6 0.19/10 3 47.Qd6+ (Qc6+) 0.22/13 10 47...Kf7 0.36/2 0 48.Bg3 (Qc7) 0.00/14 17 48...Qd3 0.00/13 5 49.Qc6 (Qc7) 0.03/14 12 49...c3 0.00/13 7 50.Qc8 0.03/13 9 50...Be7 (Qd5) 0.00/13 8 51.h4 (Qe8+) 0.19/12 19 51...b4 (Qd4) 0.00/12 11 52.Bc7 0.47/12 5 52...Bd6+ 0.00/12 5 53.Bxd6 1.07/13 6 53...Qxd6+ 0.00/13 7 54.g3 1.01/13 5 54...Qd2+ (c2) 0.00/14 6 55.Kh3 1.56/13 8 55...Qe1 [D]2Q5/3P1k2/6p1/8/1p5P/2p3PK/8/4q3 w - - 0 56 Rybka plays this move and thinks it has an easy perpetual on h1 and e4 but .... 0.00/14 5 56.d8N+! Although in this case black does not lose with this under promotion it could have easily cost it the game. 1.56/12 8 [56.d8Q Qh1+ 57.Kg4 Qe4+ 58.Kh3 Qh1+] 56...Kf6 1.34/10 8 57.Qa6+ 1.06/11 5 57...Kg7 1.02/10 5 58.Qb7+ 1.06/12 9 58...Kg8 1.04/11 6 59.Qf7+ (Qf3) 1.06/12 7 59...Kh8 2.70/2 0 60.Qf3 (Ne6) 0.59/13 9 60...Kg7 0.55/10 6 61.h5 0.62/12 5 61...Qe7 0.55/10 4 62.Qd5 0.63/12 7 62...c2 0.66/10 5 63.Qd4+ 0.60/12 7 63...Kh7 0.66/11 5 64.hxg6+ 0.60/12 6 64...Kxg6 0.59/12 5 65.Qd3+ 0.60/13 4 65...Kf6 (Kg7) 0.64/12 14 66.Qxc2 0.57/13 5 66...Qd7+ (Qxd8) 0.71/12 9 67.Kh2 0.57/13 8 67...Qxd8 0.71/12 2 68.Qb2+ (Qc6+) 0.00/14 6 68...Kf5 (Kg6) 0.53/11 4 69.Qxb4 (Qb1+) 0.00/15 8 69...Qh8+ 0.23/14 9 70.Kg2 (Kg1) 0.00/18 3 70...Qa8+ 0.21/13 12 71.Kf2 0.00/19 6 71...Qa2+ 0.15/13 11 72.Ke3 (Kf3) 0.00/19 6 72...Qe6+ 0.09/12 12 ½–½ (12) Fruit 2.2.1 - Rybka 1.01 Preview 2 32-bit [B33] tourney 1 Home (28.3), 28.12.2005 [0.12;–0.18] GenuineIntel 3198 MHz W=17.8 ply; 1,052kN/s; Fritz9.ctg B=16.8 ply; 189kN/s; Fritz9.ctg 1.e4 0 1...c5 0 2.Nf3 0 2...e6 0 3.d4 0 3...cxd4 0 4.Nxd4 0 4...Nc6 0 5.Nc3 0 5...Nf6 0 6.Ndb5 0 6...d6 0 7.Bf4 0 7...e5 0 8.Bg5 0 8...a6 0 9.Na3 0 9...b5 0 10.Bxf6 0 10...gxf6 0 11.Nd5 0 11...f5 0 12.Bd3 0 12...Be6 0 13.0–0 0 13...Bxd5 0 14.exd5 0 14...Ne7 0 15.c3 0 15...Bg7 0 16.Qh5 0 16...e4 0 17.Bc2 0 17...Qc8 0 18.Rae1 0 18...0–0 0 19.Kh1 0 19...Ng6 0 20.Bb1 0 20...Re8 0 21.f4 0 21...exf3 0 22.Qxf3 0 22...Rxe1 0 23.Rxe1 0 23...f4 0 24.Nc2 0 24...a5 0 25.Rd1 0 25...Qc5 0 26.Nd4 0 26...Bxd4 0 27.Bxg6 0 27...hxg6 0 28.Rxd4 0 28...Re8 0 29.h3 0 29...Re5 0 30.Kh2 0.12/14 10 30...g5 –0.18/13 19 31.h4 (a3) 0.16/14 18 31...gxh4 (f6) 0.19/12 40 32.Qg4+ 0.12/13 17 32...Kf8 0.06/12 11 33.Qd7 (Rxf4) 0.15/13 13 33...Kg7 (Re8) 0.07/11 7 34.Rxf4 (a4) 0.12/13 15 34...Qxd5 0.00/10 3 35.Rg4+ (Qd8) 0.14/13 16 35...Rg5 (Kf8) 0.00/12 12 36.Rxg5+ 0.00/14 14 36...Qxg5 0.00/13 3 37.Qxd6 0.00/16 [D]8/5pk1/3Q4/pp4q1/7p/2P5/PP4PK/8 b - - 0 37 15 37...Qe3? Although black might be able to draw this ending he sure made things a lot easier for white. Now only white has winning chances. Black should keep queens on the board and not invite an exchange of queens that gives only white any chances. 0.00/12 4 38.Qd4+ (Qd5) 0.02/15 13 38...Qxd4 0.59/17 2 39.cxd4 0.46/19 10 39...Kg6 (Kf6) 1.08/18 7 [39...f5] 40.Kh3 0.34/19 15 [D]8/5p2/6k1/pp6/3P3p/7K/PP4P1/8 b - - 0 40 40...Kh5?? Even a weak player here can figure out that trying to protect the h pawn with a d runner is futile. Black's best chance (if he has one) is to play Kf5 and somehow hope that after snatching the d pawn he can hold the fort by trying to get his King to get the opposition. 1.37/1911 41.d5 0.76/20 7 41...Kg5 1.02/20 14 42.d6 0.84/20 15 42...Kf6 0.90/19 9 43.Kxh4 1.64/20 13 43...Ke6 1.90/19 7 44.Kg5 1.67/20 13 44...Kxd6 (b4) 2.25/20 10 45.Kf6 2.30/20 7 45...Kd5 2.31/19 7 46.Kxf7 2.65/20 10 46...Ke5 2.54/18 6 47.Ke7 2.30/16 7 47...b4 2.80/19 6 48.b3 3.64/21 7 48...Kd4 (Kf4) 11.09/22 51 49.Kf6 (Kd6) 7.57/17 6 49...Kc3 9.22/16 9 50.g4 7.85/20 11 50...Kb2 9.28/16 11 51.g5 8.01/16 5 1–0 (19) Rybka 1.01 Preview 2 32-bit - Fruit 2.2.1 [E15] tourney 1 Home (47.3), 29.12.2005 [0.35;0.31] GenuineIntel 3198 MHz W=13.0 ply; 152kN/s; Fritz9.ctg B=15.7 ply; 782kN/s; Fritz9.ctg 1.d4 0 1...Nf6 0 2.c4 0 2...e6 0 3.Nf3 0 3...b6 0 4.g3 0 4...Ba6 0 5.b3 0 5...Bb4+ 0 6.Bd2 0 6...Be7 0 7.Bg2 0 7...c6 0 8.Bc3 0 8...d5 0 9.Ne5 0 9...Nfd7 0 10.Nxd7 0 10...Nxd7 0 11.Nd2 0 11...0–0 0 12.0–0 0 12...Rc8 0 13.e4 0 13...b5 0 14.Re1 0 14...bxc4 0 15.bxc4 0 15...dxc4 0 16.Qa4 0 16...Bb5 0 17.Qc2 0 17...Re8 0 18.a4 0 18...Ba6 0 19.Rad1 0 19...Bf8 0 20.Nf1 0 20...Qb6 0 21.Rb1 0 21...Qc7 0 22.Ne3 0 22...Rb8 0 23.Bf1 0 23...c5 0.31/13 15 24.d5 0.35/12 13 24...exd5 0.44/13 17 25.Nxd5 (exd5) 0.29/12 19 25...Qc6 0.31/12 17 26.a5 (Rxb8) 0.23/11 11 26...Rb3 0.21/12 19 27.f4 (Rxb3) 0.41/11 21 27...Bb5 (Rd8) 0.27/11 15 28.Bg2 0.37/11 7 28...Qg6 (Rb8) 0.41/12 28 29.Nc7 (Rxb3) 0.74/11 6 29...Rb8 0.74/13 10 30.Nxb5 0.80/13 11 30...R8xb5 0.82/13 15 31.Rbc1 1.24/12 22 31...Nf6 (Ra3) 0.94/13 29 32.e5 (Qe2) 1.52/13 8 32...Qxc2 1.24/15 10 33.Rxc2 1.75/14 4 33...Ng4 1.33/16 14 34.h3 1.81/14 8 34...Nh6 1.44/16 13 35.Bd5 1.62/13 6 35...Rb1 1.39/16 14 36.Bxc4 (Rcc1) 1.82/15 33 36...Rxe1+ 1.29/14 6 37.Bxe1 1.65/16 5 37...Rb1 1.22/16 9 38.Kf2 1.66/15 9 38...Nf5 1.26/15 5 39.e6 1.65/14 9 39...Be7 1.35/15 11 40.exf7+ 1.65/13 6 40...Kf8 1.22/16 10 41.Re2 1.60/13 10 41...Nd6 (Nd4) 1.13/15 9 42.Bd3 1.69/11 2 42...Rb7 1.22/14 7 43.Bxh7 1.89/12 5 43...Kxf7 1.14/14 10 44.f5 1.88/12 5 44...Kf8 1.12/14 9 45.Bg6 1.72/12 11 45...c4 1.22/13 9 46.Re6 (Kg2) 1.78/11 8 46...Rb5 (Rc7) 0.97/13 8 47.Kf1 (Kf3) 1.76/12 7 47...Rb3 (Rd5) 1.05/13 9 48.h4 (Ke2) 1.91/11 9 48...a6 (Rb5) 1.36/11 7 49.Ke2 2.71/11 6 49...Rb2+ 1.51/12 5 50.Kd1 2.72/12 5 50...Rb5 (Rg2) 2.17/14 33 51.Bc3 (g4) 2.96/12 4 51...Rd5+ 1.86/14 9 52.Kc2 3.01/13 5 52...Nxf5 2.01/14 5 53.Rxa6 3.30/12 9 53...Ne3+ 1.91/13 5 54.Kb1 (Kc1) 3.59/13 26 54...Rd1+ (Rd8) 1.91/13 5 55.Kb2 3.59/13 4 55...Rd8 1.86/13 3 56.Ra7 3.59/13 9 56...Nd1+ 1.91/13 6 57.Kc2 3.68/13 7 57...Nxc3 (Ne3+) 2.29/13 8 58.Kxc3 4.05/10 2 58...Bd6 (Bf6+) 2.60/14 6 59.a6 (g4) 4.33/12 3 59...Be5+ (Bxg3) 3.10/12 5 60.Kxc4 4.33/11 2 60...Bxg3 3.89/13 8 61.h5 (Rf7+) 4.76/12 3 61...Kg8 (Rc8+) 3.53/13 4 62.Rb7 (Rf7) 5.24/12 5 62...Bf2 (Rc8+) 4.13/12 5 63.a7 5.24/10 1 63...Bxa7 (Bg3) 4.16/14 5 64.Rxa7 5.87/11 1 64...Kf8 4.17/16 4 [D]3r1k2/R5p1/6B1/7P/2K5/8/8/8 w - - 0 65 Here white has a completely winning position. He is a bishop up and he still has a pawn that can Queen. The easiest ways to win this position is to ofcourse flush out the King and try to keep him away from h8. Then you use strength of the extra bishop to take the black pawn. The rest is just moving your King in front and Queening the pawn. Here is an example of how to win this ending. 5.88/13 3 [65.Bf7 Rd6 66.Kc5 Rf6 67.Bg6 Rf1 68.Ra8+ Ke7 69.Re8+ Kd7 70.Rg8 Ke6 71.Rxg7 Rh1 72.Rf7 Rh4 73.Rf1 Ke5 74.Bf7 Rh3 75.Kc6 Rd3 76.Kc7 Ra3 77.Kd8 Rh3 78.Ke7 Ke4 79.Kf6 Ke3 80.Kg7 Rg3+ 81.Bg6 Rh3 82.h6 Rh2 83.h7 Ke2 84.Rf8+-] 65.Kc5 65...Kg8 (Rc8+) 4.17/17 5 66.Rb7 (Be4) 5.88/13 4 66...Kh8 (Rc8+) 4.27/18 9 67.Rc7 (Kc6) 5.88/14 4 67...Kg8 4.27/19 3 68.Re7 (Kc6) 5.88/15 4 68...Kf8 4.27/18 3 69.Rf7+ 5.88/16 3 69...Kg8 4.27/19 3 70.Rc7 (Kc6) 5.88/17 4 70...Kh8 (Kf8) 4.27/19 4 71.Be4 (Kb6) 5.88/14 4 71...Kg8 4.27/17 5 72.Kc4 (Kc6) 5.88/14 6 72...Rd1 (Re8) 4.24/15 4 73.Ra7 (Kb5) 5.88/13 4 73...Rd8 (Rf1) 4.17/15 3 74.Rb7 (Kc5) 5.88/13 3 74...Re8 (Rc8+) 4.22/15 5 75.Kd4 (Bg6) 5.88/13 1 75...Rd8+ (Kf8) 4.27/16 5 76.Ke5 5.88/14 3 76...Re8+ 4.27/17 5 77.Kd5 5.88/15 5 77...Rd8+ (Kf8) 4.27/18 5 78.Kc5 (Kc6) 5.88/15 1 78...Rd1 (Kf8) 4.27/16 4 79.Kc4 (Kc6) 5.88/13 4 79...Rd6 (Rf1) 4.24/16 4 80.Bg6 5.88/14 4 80...Rd8 (Kf8) 4.27/17 4 81.Rc7 5.88/14 10 81...Ra8 (Kf8) 4.27/18 5 82.Kd5 5.86/13 22 82...Rf8 (Kf8) 4.27/17 3 83.Rb7 (Re7) 5.88/11 3 83...Rd8+ (Ra8) 4.29/19 3 84.Kc6 5.88/11 6 84...Rc8+ (Kf8) 4.31/20 5 85.Kd6 (Kd7) 5.84/11 7 85...Rf8 (Rd8+) 4.31/19 3 86.Rc7 (Ke7) 5.88/10 4 86...Rd8+ (Rf4) 4.84/19 4 87.Ke6 (Ke7) 5.84/11 6 87...Rf8 (Rb8) 4.90/19 4 88.Re7 (Ke7) 5.83/10 6 88...Kh8 (Rc8) 4.43/19 3 89.Kd6 (Re8) 5.84/10 3 89...Kg8 (Rf6+) 4.43/20 3 90.Rb7 (Re8) 5.84/10 6 90...Ra8 (Rd8+) 4.43/19 6 91.Ke5 (Kd7) 5.82/9 4 91...Rd8 (Kf8) 4.31/16 4 92.Bc2 (Ke6) 5.73/9 4 92...Rc8 4.26/16 3 93.Bf5 (Bb1) 5.77/11 3 93...Rf8 (Rc5+) 4.27/16 4 94.Ra7 (Ke4) 5.81/10 3 94...Rb8 (Re8+) 4.27/15 2 95.Be4 (Rc7) 5.85/10 3 95...Re8+ (Kh8) 4.41/16 6 96.Kd4 (Kf5) 5.68/11 5 96...Rd8+ 4.27/16 4 97.Kc3 (Kc5) 5.82/11 3 97...Rc8+ (Kf8) 4.21/14 4 98.Kd3 5.36/12 5 98...Rd8+ 4.26/16 4 99.Ke3 5.36/12 3 99...Re8 4.26/16 3 100.Kf4 (Rc7) 5.36/12 6 100...Rd8 (Rf8+) 4.43/17 2 101.Re7 (Ra8) 5.71/11 5 101...Kf8 (Rd4) 4.27/17 4 102.Rc7 5.38/11 3 102...Kg8 (Rb8) 4.30/16 4 103.Rb7 (Ra7) 5.69/10 4 103...Kf8 (Rf8+) 4.26/16 4 104.Bg6 (Ke5) 5.38/10 3 104...Ra8 (Rd4+) 4.29/16 4 105.Kf5 (Ke5) 5.66/9 5 105...Kg8 (Rc8) 4.31/17 4 106.Rb6 (Ke6) 5.53/9 3 106...Rf8+ (Ra5+) 4.27/16 4 107.Ke4 (Ke5) 5.38/10 2 107...Rd8 (Kh8) 4.25/14 4 108.Rb1 (Ke5) 5.44/10 3 108...Kh8 (Rc8) 4.27/13 3 109.Ke5 (Rb3) 5.57/10 2 109...Rc8 (Ra8) 4.21/13 2 110.Rb7 (Ra1) 5.36/11 3 110...Rc5+ (Rd8) 4.30/16 8 111.Kd6 (Kd4) 0.41/15 12 111...Rc8 0.47/12 1 112.Ke7 0.35/14 7 112...Kg8 0.44/15 2 [D]2r3k1/1R2K1p1/6B1/7P/8/8/8/8 w - - 0 113 113.h6? Rybka is forced to do a pawn move to stop the 50 move draw rule. It obviously has no clue how to win the won ending. Once the pawn is gone this is a draw. 0.35/14 2 113...gxh6 0.44/14 2 114.Be4 0.35/14 4 114...Rf8 0.46/14 3 115.Bh7+ 0.41/14 1 115...Kg7 0.45/15 1 116.Ke6+ 0.41/16 2 116...Kh8 0.47/15 1 117.Bf5 (Rc7) 0.41/17 3 117...Kg8 0.47/16 2 118.Ke5 (Rc7) 0.41/17 3 118...h5 0.49/16 3 119.Bh7+ 0.41/16 3 119...Kh8 0.46/4 0 120.Bg6 0.41/17 1 120...h4 (Kg8) 0.49/16 2 121.Rh7+ 0.41/13 1 121...Kg8 0.47/4 0 122.Rxh4 0.41/15 1 122...Kg7 0.49/17 3 123.Be4 (Bf5) 0.41/15 2 123...Re8+ adjud. 0.47/14 2 ½–½ (22) Fritz 9 - Rybka 1.01 Preview 2 32-bit [D48] tourney 2 Home (9.2), 31.12.2005 [–0.29;–0.69] GenuineIntel 3198 MHz W=20.8 ply; 1,683kN/s; Fritz9.ctg B=15.4 ply; 293kN/s; Fritz9.ctg 1.d4 0 1...Nf6 0 2.c4 0 2...e6 0 3.Nf3 0 3...d5 0 4.Nc3 0 4...c6 0 5.e3 0 5...Nbd7 0 6.Bd3 0 6...dxc4 0 7.Bxc4 0 7...b5 0 8.Bd3 0 8...Bb7 0 9.0–0 0 9...a6 0 10.e4 0 10...c5 0 11.d5 0 11...c4 0 12.Bc2 0 12...Qc7 0 13.dxe6 0 13...fxe6 0 14.Ng5 0 14...Nc5 0 15.e5 0 15...Qxe5 0 16.Re1 0 16...Qd6 0 17.Qxd6 0 17...Bxd6 0 18.Be3 0 18...0–0 0 19.Rad1 0 19...Be7 0 20.Bxc5 0 20...Bxc5 0 21.Nxe6 0 21...Rfc8 0 22.h3 0 22...Rab8 0 23.a3 0 23...Bb6 0 24.Rd6 0 24...Ba5 0 25.Re3 0 25...b4 0 26.axb4 0 26...Bxb4 0 27.Rd4 0 27...Re8 0 28.Nc7 –0.29/11 18 28...Rxe3 –0.69/12 4 29.fxe3 –0.32/14 29 29...Bc5 –0.72/12 3 30.Rxc4 –0.27/13 27 30...Bxe3+ –0.72/11 5 31.Kh2 –0.30/12 15 31...Kf7 (Kh8) –0.69/12 26 32.b4 –0.21/11 12 32...g6 –0.69/11 10 33.Ba4 (Ne4) –0.23/11 14 33...Rd8 (g5) –1.11/12 12 34.Bb3 –0.46/12 16 34...Rd2 –1.31/12 11 35.Rd4+ –0.55/13 16 35...Ke7 –1.39/13 3 36.N3d5+ –0.55/14 15 36...Nxd5 –1.40/14 4 37.Re4+ –0.58/13 12 37...Kd6 –1.51/15 14 38.Bxd5 –0.61/14 22 38...Bxd5 –1.25/16 20 39.Nxd5 –0.69/14 10 39...Bd4 –1.18/15 8 40.Nf4 –1.20/14 16 40...g5 –1.67/15 6 41.Re6+ (Re2) –1.32/14 8 41...Kd7 -2.01/17 3 42.Re2 –1.32/15 9 42...Rxe2 –1.56/17 9 43.Nxe2 –1.48/16 9 43...Be5+ –1.80/16 2 44.Kg1 –1.50/16 11 44...Kc6 (Bd6) -2.09/19 11 45.Kf2 (Nc1) –1.64/15 8 45...Kb5 -2.19/18 7 46.Nc1 –1.72/15 10 46...Bd6 (Bc3) -2.27/18 15 47.Nd3 –1.73/15 8 47...Bxb4 -2.29/17 2 48.Ke2 -2.20/15 10 48...Kc4 -2.62/19 24 49.h4 (Nf2) -2.27/15 9 49...gxh4 -4.10/16 8 50.Ne5+ -2.38/16 10 50...Kb3 (Kd5) -4.10/20 6 51.Nc6 (Nf3) -2.26/16 7 51...a5 (Kc3) -4.10/21 7 52.Nxa5+ (Kd3) –0.29/16 9 52...Bxa5 -4.13/16 3 53.Kf2 (Kf3) -3.30/14 15 [D]8/7p/8/b7/7p/1k6/5KP1/8 b - - 0 53 53...Kc4? Another position where Rybka could use some endgame knowledge. Bb6+ not allowing the white king to hide on a white square on h1 is the best plan. If the white King cannot protect the h1 square this ending is an easy win for black, but if he can make it to h1 then it is a draw. -4.30/176 [53...Bb6+ 54.Kf3 Bg1] 54.Ke3? I guess Fritz doesn't understand this position either. Obviously the best plan is to rush to g1 and then he should be able to draw. -4.63/13 6 54...Bb6+ (Kc3) -4.33/13 6 55.Kf3 (Ke4) -3.56/14 6 [D]8/7p/1b6/8/2k4p/5K2/6P1/8 b - - 0 55 55...Kd3? Here black has to watch out for the possibility of g3 or g4 which will allow white find a path to h1 so he cannot allow that. So Bc7 was necessary. -5.06/ 16 6 56.g4!! Fritz doesn't waste the opportunity. It is now a draw. -5.96/13 6 56...Bd8 -5.06/16 7 57.g5 (Kf2) -8.57/15 6 57...Bxg5 (Bc7) -5.06/17 6 58.Kg2 0.00/20 5 58...Ke4 (h3+) -5.06/20 5 59.Kg1 (Kh1) 0.00/20 5 59...Bf4 (Ke3) -5.06/24 6 60.Kg2 (Kh1) 0.00/20 5 60...Be5 (Kf5) -5.06/27 4 61.Kg1 (Kf2) 0.00/20 5 61...h3 (h5) -5.06/31 5 62.Kh1 0.00/21 5 62...h5 (h2) -5.06/35 5 63.Kg1 0.00/11 0 63...h4 -5.06/41 5 64.Kh1 0.00/26 5 64...Kf4 (Bh2) -5.06/43 6 65.Kg1 (Kh2) 0.00/24 6 65...Kg4 (h2+) -5.06/43 4 66.Kh1 0.00/28 6 66...Bd4 (h2) -5.06/42 40 67.Kh2 0.00/11 0 67...Be3 (Bh8) -5.06/38 4 68.Kh1 0.00/11 0 68...Bf4 (h2) -5.06/36 4 69.Kg1 0.00/11 0 69...Bd6 (h2+) -5.06/20 7 70.Kh1 0.00/28 5 70...Be5 (h2) -5.06/20 15 71.Kg1 0.00/11 0 71...Kf4 (h2+) -5.06/14 3 72.Kh1 0.00/26 5 72...Bd4 (h2) -5.06/39 5 73.Kh2 0.00/11 0 73...Kg4 (Kg5) -5.06/37 4 74.Kh1 0.00/11 0 74...Be3 (h2) -5.06/24 15 75.Kh2 0.00/11 0 75...Bc5 (Bh6) -5.06/37 4 76.Kh1 0.00/11 0 76...Bd6 (h2) -5.06/14 17 77.Kg1 0.00/11 0 77...Bf4 (h2+) -5.06/14 14 78.Kh1 0.00/28 5 78...Kf5 (h2) -5.06/16 3 79.Kg1 0.00/11 0 79...Ke4 (h2+) -5.06/14 3 80.Kh1 0.00/27 6 80...Be5 (h2) -5.06/12 3 81.Kg1 0.00/11 0 81...Bg3 (h2+) -5.06/27 15 82.Kh1 0.00/27 5 82...Bf4 (h2) -5.06/27 47 83.Kg1 0.00/11 0 83...Bd6 (h2+) -5.06/30 4 84.Kh1 0.00/27 6 84...Kd5 (h2) -5.06/28 4 85.Kg1 0.00/11 0 85...Be5 (h2+) -5.06/22 4 86.Kh1 0.00/26 5 86...Bc7 (h2) -5.06/39 1 87.Kg1 0.00/11 0 87...Ke4 (h2+) -5.06/42 1 88.Kh1 0.00/27 5 88...Kf4 (h2) -5.06/39 2 89.Kg1 (Kh2) 0.00/27 5 89...Kg4 (h2+) -5.06/40 12 90.Kh1 0.00/28 5 90...Bd8 (h2) -5.06/39 1 91.Kg1 (Kh2) 0.00/28 6 91...Bg5 (h2+) -5.06/42 2 92.Kh1 0.00/28 5 92...Kg3 (h2) -5.06/40 1 93.Kg1 0.00/11 0 93...Be3+ (h2+) -5.06/38 1 94.Kh1 0.00/29 5 94...Kf2 (h2) -5.06/37 1 95.Kh2 0.00/11 0 95...Bf4+ (Bh6) -5.06/35 1 96.Kh1 0.00/29 6 96...Kf3 (h2) -5.06/34 1 97.Kg1 0.00/11 0 97...Bg3 (h2+) -5.06/32 1 98.Kh1 0.00/28 5 98...Bf2 (h2) -5.06/30 1 99.Kh2 0.00/11 0 99...Kg4 (Kf4) -5.06/30 15 100.Kh1 0.00/11 0 100...Ba7 (h2) -5.06/26 1 101.Kh2 0.00/11 0 101...Bb8+ (Kh5) -5.06/27 4 102.Kg1 (Kh1) 0.00/29 6 102...Bg3 (h2+) -5.06/24 15 103.Kh1 0.00/29 6 103...Be1 (h2) -5.06/22 1 104.Kg1 0.00/28 5 104...Bc3 (h2+) -5.06/21 1 105.Kh1 0.00/28 6 105...Kg3 (h2) -5.06/18 1 106.Kg1 0.00/11 0 106...Bd4+ (h2+) -5.06/18 10 107.Kh1 0.00/29 5 107...Kf2 (h2) -5.06/16 1 108.Kh2 0.00/11 0 108...Be5+ (Bh8) -5.06/14 1 109.Kh1 0.00/29 5 109...Bc3 (h2) -5.06/15 10 110.Kh2 0.00/11 0 110...Bf6 (Bg7) -5.06/11 2 111.Kh1 0.00/30 6 111...Ke2 (h2) -5.00/10 7 112.Kg1 0.00/24 5 112...Be5 (h2+) -5.06/9 1 113.Kh1 0.00/11 0 113...h2 -5.00/8 1 114.Kg2 0.00/11 0 114...Ke3 (h1Q+) -5.00/7 1 115.Kh1 0.00/26 5 115...Ke4 (Bh8) -5.06/8 1 116.Kg2 0.00/11 0 116...Bf4 (h1Q+) -5.06/8 1 117.Kh1 0.00/27 6 117...Kd5 (h3) -5.06/9 1 118.Kg2 0.00/11 0 118...Bc7 (h1Q+) -5.00/9 11 119.Kh1 0.00/26 6 119...Kc4 (Ke5) -5.06/8 1 120.Kg2 0.00/11 0 120...Kd4 (h1Q+) -5.00/9 10 121.Kh1 0.00/26 5 121...Ke4 (h3) -5.06/8 1 122.Kg2 0.00/11 0 122...Be5 (h1Q+) -5.00/9 8 123.Kh1 0.00/26 5 123...Bf4 (h3) -5.00/7 1 124.Kg2 0.00/11 0 124...Bd6 (h1Q+) -5.06/8 1 125.Kh1 0.00/26 5 125...Bg3 (h3) -5.06/8 1 126.Kg2 0.00/11 0 126...Bc7 (h1Q+) -5.00/9 9 127.Kh1 0.00/26 5 127...Bd6 (h3) -5.00/9 8 128.Kg2 0.00/11 0 128...Ke3 (h1Q+) -5.00/7 1 129.Kh1 0.00/28 6 129...Be5 (h3) -5.00/7 1 130.Kg2 0.00/11 0 130...Ke2 (h1Q+) -5.00/7 1 131.Kh1 0.00/27 5 131...Bf4 (Bh8) -5.06/8 1 132.Kg2 0.00/11 0 132...Ke3 (h1Q+) -5.06/8 1 133.Kh1 0.00/28 6 133...Bd6 (Bh6) -5.00/10 17 134.Kg2 0.00/11 0 134...Kd4 (h1Q+) -5.00/8 3 135.Kh1 0.00/27 7 135...Bf4 (h3) -5.00/7 1 136.Kg2 0.00/11 0 136...Kd5 (h1Q+) -5.00/8 2 137.Kh1 0.00/26 6 137...Be5 (Bh6) -5.00/7 1 138.Kg2 0.00/11 0 138...Bg3 (h1Q+) -5.00/8 3 139.Kh1 0.00/27 7 139...Bd6 (h3) -5.06/8 1 140.Kg2 0.00/11 0 140...Be5 (h1Q+) -5.00/8 2 141.Kh1 0.00/26 6 141...Bc7 (Bh8) -5.00/7 1 142.Kg2 0.00/11 0 142...Bd6 (h1Q+) -5.00/8 1 143.Kh1 0.00/26 5 143...Bg3 (h3) -5.00/10 17 144.Kg2 0.00/11 0 144...Bb8 (h1Q+) -5.00/8 2 145.Kh1 0.00/27 6 145...Kc4 (h3) -5.00/10 11 146.Kg2 0.00/11 0 146...Kd4 (h1Q+) -5.00/8 2 147.Kh1 0.00/27 6 147...Bg3 (h3) -5.00/7 1 148.Kg2 0.00/11 0 148...Bf4 (h1Q+) -5.00/8 2 149.Kh1 0.00/26 5 149...Be5 (Bh6) -5.00/7 1 150.Kg2 0.00/11 0 150...Bg3 (h1Q+) -5.00/8 1 151.Kh1 0.00/26 5 151...Bc7 (h3) -5.06/8 1 152.Kg2 0.00/11 0 152...Ke3 (h1Q+) -5.00/8 1 153.Kh1 0.00/27 5 153...Bg3 (h3) -5.00/10 13 154.Kg2 0.00/11 0 154...Ke4 (h1Q+) -5.00/8 1 155.Kh1 0.00/27 5 155...Kf4 (h3) -5.00/10 9 156.Kg2 0.00/11 0 156...Ke5 (h1Q+) -5.00/8 1 157.Kh1 0.00/27 5 157...Bf4 (h3) -5.06/8 0 158.Kg2 0.00/11 0 158...Kf5 (h1Q+) -5.00/8 1 159.Kh1 0.00/28 6 159...Kg4 (h3) -5.00/7 1 160.Kg2 0.00/11 0 160...Bg3 (h1Q+) -4.10/8 2 161.Kh1 0.00/33 7 161...Be1 (h3) -4.10/8 1 162.Kg2 (Kxh2) 0.00/33 6 162...h1Q+ -4.10/8 2 163.Kxh1 0.00/11 0 163...Bc3 (Kh5) -4.10/8 1 164.Kg1 0.00/31 5 164...Be5 (Bh8) -4.10/8 2 165.Kg2 (Kf2) 0.00/31 5 165...Kf5 (h3+) -4.10/8 2 166.Kg1 (Kh1) 0.00/31 5 166...Ke4 (Kf6) -4.10/8 2 167.Kg2 (Kf1) 0.00/28 5 167...Bd4 (Kf5) -4.10/8 2 168.Kh1 0.00/30 5 168...Kf3 (Kf5) -4.10/8 3 169.Kh2 0.00/11 0 169...Kg4 (h3) -4.10/8 2 170.Kg2 0.00/32 5 170...Kf4 (h3+) -4.10/8 1 171.Kh1 0.00/32 5 171...h3 -4.10/8 2 172.Kh2 0.00/11 0 172...Kg4 (Bh8) -4.10/12 1 173.Kh1 0.00/11 0 173...Be5 (h2) -4.10/10 1 174.Kg1 0.00/11 0 174...Kf3 (h2+) -4.10/10 1 175.Kh1 0.00/32 5 175...Ke4 (Bh8) -4.10/10 1 176.Kg1 0.00/11 0 176...Bf4 (Bh8) -4.10/10 1 177.Kh1 0.00/31 5 177...Kf3 (h2) -4.10/10 1 178.Kg1 0.00/11 0 178...Kg4 (h2+) -4.10/9 2 179.Kh1 0.00/32 5 179...Be3 (h2) -4.10/9 3 180.Kh2 0.00/11 0 180...Bc5 (Kf5) -4.10/10 4 181.Kh1 0.00/11 0 181...Bd4 (h2) -4.10/9 2 182.Kh2 0.00/11 0 182...Be3 (Bh8) -4.10/9 1 183.Kh1 0.00/11 0 183...Bf4 (Kh5) -4.10/10 3 184.Kg1 0.00/11 0 184...Be5 (h2+) -4.10/9 2 185.Kh1 0.00/33 6 185...Kf3 (h2) -4.10/9 3 186.Kg1 0.00/11 0 186...Ke4 (Bh8) -4.10/9 2 187.Kh1 0.00/32 6 187...Bf4 (h2) -4.10/9 2 188.Kg1 0.00/11 0 188...Bd6 (h2+) -4.10/9 2 189.Kh1 0.00/32 5 189...Kf3 (h2) -4.10/9 2 190.Kg1 0.00/11 0 190...Kg4 (h2+) -4.10/9 1 191.Kh1 0.00/33 5 191...Bc5 (h2) -4.10/9 2 192.Kh2 0.00/11 0 192...Bb4 (Bf8) -4.10/10 3 193.Kg1 (Kh1) 0.00/33 7 193...Bc3 (Kh5) -4.10/10 5 194.Kh1 0.00/32 6 194...Be1 (h2) -4.10/9 2 195.Kg1 0.00/33 6 195...Bg3 (Kh5) -4.10/10 4 196.Kh1 0.00/33 6 196...Bf2 (h2) -4.10/9 2 197.Kh2 0.00/11 0 197...Bb6 (Kh5) -4.10/11 2 198.Kh1 0.00/11 0 198...Bc7 (h2) -4.10/10 2 199.Kg1 0.00/11 0 199...Kg3 (h2+) -4.10/10 6 200.Kh1 0.00/34 6 200...Bd6 (Kh4) -4.10/10 3 201.Kg1 0.00/11 0 201...Kf3 (h2+) -4.10/10 5 202.Kh1 0.00/33 6 202...Kg4 (h2) -4.10/10 3 203.Kg1 0.00/11 0 203...Kg3 (h2+) -4.10/10 6 204.Kh1 0.00/34 6 204...Be5 (Kh4) -4.10/10 3 205.Kg1 0.00/11 0 205...Ba1 (h2+) -4.10/9 1 206.Kh1 0.00/34 5 206...Bc3 (h2) -4.10/10 3 207.Kg1 0.00/11 0 207...Bd4+ (h2+) -4.10/9 1 208.Kh1 0.00/34 6 208...Kh4 (Bh8) -4.10/10 2 209.Kh2 0.00/11 0 209...Be5+ (Kh5) -4.10/9 2 210.Kg1 (Kh1) 0.00/33 5 210...Bf4 (Bh8) -4.10/9 2 211.Kh1 0.00/33 5 211...Bg3 (Bh6) -4.10/10 3 212.Kg1 0.00/11 0 212...Bd6 (Kh5) -4.10/10 3 213.Kh1 0.00/33 6 213...Bf4 (Kh5) -4.10/10 3 214.Kg1 0.00/11 0 214...Be3+ (h2+) -4.10/10 4 215.Kh1 0.00/33 5 215...Bb6 (Kh5) -4.10/11 2 216.Kh2 0.00/11 0 216...Bc7+ (Kh5) -4.10/14 2 217.Kg1 (Kh1) 0.00/34 6 217...Ba5 (h2+) -4.10/14 2 218.Kh1 0.00/35 6 218...Kg3 (Kh5) -4.10/18 2 219.Kg1 0.00/11 0 219...Bd2 (h2+) -4.10/17 8 220.Kh1 0.00/36 6 220...Bf4 (h2) -4.04/16 8 221.Kg1 0.00/11 0 221...h2+ (Be5) -4.04/14 8 222.Kh1 0.00/35 6 222...Kg4 (Bh6) -4.04/13 8 223.Kg2 0.00/11 0 223...Be5 (h1Q+) -4.04/11 4 224.Kh1 0.00/33 6 224...Bd6 (Kg3) -4.04/11 4 225.Kg2 0.00/11 0 225...Bf4 (h1Q+) -4.04/11 4 226.Kh1 0.00/33 5 226...Be5 (Bh6) -4.04/11 3 227.Kg2 0.00/11 0 227...Kf5 (h1Q+) -4.04/11 3 228.Kh1 0.00/32 6 228...Ke4 (Bh8) -4.10/10 1 229.Kg2 0.00/11 0 229...Bf4 (h1Q+) -4.04/11 8 230.Kh1 0.00/32 5 230...Bd6 (Ke5) -4.10/10 1 231.Kg2 0.00/11 0 231...Be5 (h1Q+) -4.04/11 7 232.Kh1 0.00/32 6 232...Bf4 (Kf5) -4.10/10 1 233.Kg2 0.00/11 0 233...Bd6 (h1Q+) -4.10/10 1 234.Kh1 0.00/32 5 234...Bg3 -4.04/11 6 235.Kg2 0.00/11 0 235...Bc7 (h1Q+) -4.04/11 7 236.Kh1 0.00/33 6 236...Ke3 (Bg3) -4.04/11 5 237.Kg2 0.00/11 0 237...Be5 (h1Q+) -4.10/10 1 238.Kh1 0.00/32 5 238...Bd6 (Bh8) -4.04/11 6 239.Kg2 0.00/11 0 239...Kd4 (h1Q+) -4.04/11 6 240.Kh1 0.00/32 6 240...Bf4 (Bg3) -4.04/9 1 241.Kg2 0.00/11 0 241...Kd5 (h1Q+) –0.03/10 10 242.Kh1 0.00/31 5 242...Be5 (Bh6) –0.03/8 1 243.Kg2 0.00/11 0 243...Bd6 (h1Q+) –0.03/8 1 244.Kh1 0.00/32 6 244...Bf4 (Bg3) –0.03/8 1 245.Kg2 0.00/11 0 245...Be5 (h1Q+) –0.03/8 1 246.Kh1 0.00/32 6 246...Ba1 (Bh8) –0.03/8 1 247.Kg2 (Kxh2) 0.00/33 6 247...Bb2 (h1Q+) –0.03/9 1 248.Kh1 (Kxh2) 0.00/32 5 248...Ba3 (Bc3) –0.03/8 0 249.Kg2 (Kxh2) 0.00/32 5 249...Ke4 (h1Q+) –0.03/10 2 250.Kh1 (Kxh2) 0.00/33 5 250...Kf3 (Ke3) –0.03/9 1 251.Kxh2 Endgame knowledge is very important and it is amazing how little endgame knowledge even the most seasoned engines have. 0.00/11 0 ½–½
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