Author: James T. Walker
Date: 17:24:30 10/04/04
Go up one level in this thread
On October 03, 2004 at 14:22:11, Bas Hamstra wrote: >On October 03, 2004 at 03:29:53, Daniel Shawul wrote: > >>In a blitz game of two versions of my engine,the new version >>surprized me by making Bxf7+ move at this position? Is this a resonable >>move? >>[D]1r2r1k1/q1p2pp1/p6p/P2BP3/1p3P2/4b2P/1P2Q1P1/R2R3K w > >Tao 5.7: > > 8.03 0:02 +0.44++ > 8.04 0:02 +0.54 1.Qg4 Rf8 2.f5 Bg5 3.f6 gxf6 4.exf6 Qf2 > 9.01 0:03 +0.67 1.Qg4 Rf8 2.f5 Bg5 3.e6 fxe6 4.fxe6 Kh8 5.Re1 > 10.01 0:08 +0.68 1.Qg4 Re7 2.e6 f5 3.Qxf5 Rf8 4.Qg6 Rf6 5.Qe4 Rxf4 > 10.02 0:12 +0.68++ > 10.02 0:14 +0.73 1.Bxf7+ Kxf7 2.Rd7+ Re7 3.Qh5+ g6 4.Rxe7+ Kxe7 5.Qxg6 > 11.01 0:48 +2.02 1.Bxf7+ Kxf7 2.Rd7+ Re7 3.Rad1 Qc5 4.R7d5 Qc6 5.Qxe3 > 12.01 1:15 +2.01 1.Bxf7+ Kxf7 2.Rd7+ Re7 3.Rad1 Qc5 4.R7d5 Qc6 5.Qxe3 > 13.01 3:13 +1.95 1.Bxf7+ Kxf7 2.Rd7+ Re7 3.Rad1 Qc5 4.R7d5 Qc6 5.Qxe3 > >Bas. Shredder 8 thinks it's ok. Here is the analysis. New game, 1r2r1k1/q1p2pp1/p6p/P2BP3/1p3P2/4b2P/1P2Q1P1/R2R3K w - - 0 1 Analysis by Shredder 8: 1.Qh5 Bxf4 2.Bxf7+ Kh8 ² (0.59) Depth: 1/4 00:00:01 1.Qh5 Bxf4 2.Bxf7+ Kh7 ² (0.63) Depth: 1/5 00:00:02 1.Qh5 c5 ² (0.29) Depth: 2/6 00:00:02 1.Qh5 c5 ² (0.29) Depth: 2/6 00:00:02 1.Qc4 c5 ² (0.35) Depth: 2/6 00:00:02 1.Qc4 c5 ² (0.35) Depth: 2/6 00:00:02 1.Qc4 c5 2.Qe4 ² (0.36) Depth: 3/8 00:00:03 1.Qh5 c5 2.Qf5 ² (0.42) Depth: 3/8 00:00:03 1.Qh5 c5 2.Qf5 ² (0.42) Depth: 3/8 00:00:03 1.Qh5 c5 2.Qf5 Rbd8 ² (0.32) Depth: 4/10 00:00:03 1.Qc4 Bxf4 2.Qxf4 Qg1+ 3.Rxg1 ² (0.33) Depth: 4/16 00:00:03 1.Qc4 c5 2.e6 fxe6 3.Bxe6+ Kh8 ² (0.37) Depth: 4/16 00:00:04 1.Qc4 c5 2.e6 fxe6 3.Bxe6+ Kh8 ² (0.37) Depth: 5/10 00:00:04 1.Rab1 Bxf4 2.Bxf7+ Kf8 3.Bxe8 Qg1+ 4.Rxg1 ² (0.38) Depth: 5/18 00:00:04 1.Rab1 Rbd8 2.Bxf7+ Kxf7 3.Qc4+ Kf8 4.Qf7+ Kxf7 ² (0.38) Depth: 5/18 00:00:04 1.Rab1 Rbd8 2.Qc4 c5 3.Qe4 Bd4 = (0.14) Depth: 6/22 00:00:04 1.Qd3 Rbd8 2.Qf5 Bxf4 3.Qxf4 Qg1+ 4.Kxg1 = (0.15) Depth: 6/22 00:00:05 1.Qd3 Rbd8 2.Qb3 Rxd5 3.Qxd5 Bxf4 ² (0.49) Depth: 6/22 00:00:05 1.Qc4 c5 2.e6 Bd4 3.exf7+ Qxf7 4.Bxf7+ Kf8 5.Bxe8 ² (0.50) Depth: 6/22 00:00:05 1.Qc4 c5 2.e6 fxe6 3.Bxe6+ Kh8 4.Rd7 ² (0.51) Depth: 6/22 00:00:05 1.Qc4 c5 2.e6 fxe6 3.Bxe6+ Kh8 4.Rd6 Rbd8 5.Rxa6 ² (0.33) Depth: 7/12 00:00:05 56kN 1.Qd3 Rbd8 2.Qb3 Rxd5 3.Qxd5 Bxf4 ² (0.34) Depth: 7/26 00:00:06 75kN 1.Qd3 Rbd8 2.Qb3 Rxd5 3.Rxd5 Qc5 4.Rxc5 ² (0.69) Depth: 7/26 00:00:06 82kN 1.Qd3 Qc5 2.Qxa6 Bxf4 3.Qc6 Qxc6 4.Bxf7+ Kxf7 ² (0.69) Depth: 7/26 00:00:06 97kN 1.Qd3 Re7 2.g3 Bd4 3.Qxd4 Rxe5 ± (0.82) Depth: 8/26 00:00:07 171kN 1.Qd3 Qc5 2.Qxa6 Bxf4 3.Qf1 Qe3 4.Qc4 Re7 5.a6 Bxe5 ² (0.63) Depth: 9/30 00:00:13 353kN 1.Qc4 c5 2.e6 fxe6 3.Bxe6+ Kh8 4.Rd7 Rbd8 5.Rxa7 Rd1+ 6.Rxd1 ² (0.64) Depth: 9/30 00:00:14 434kN 1.Qc4 c5 2.e6 fxe6 3.Bxe6+ Kh8 4.Rd7 Rb7 5.Re7 ² (0.64) Depth: 9/30 00:00:15 444kN 1.Qc4 c5 2.e6 fxe6 3.Bxe6+ Kh8 4.Rd7 Rb7 5.Qe4 Rxd7 6.Qh7+ Kxh7 ² (0.39) Depth: 10/18 00:00:19 546kN 1.Qc4 c5 2.e6 fxe6 3.Bxe6+ Kh8 4.Rd7 Rxe6 5.Rxa7 Rd8 ² (0.39) Depth: 10/20 00:00:20 577kN 1.Qd3 Qc5 2.Qxa6 Bxf4 3.Qf1 Qe3 4.Qc4 Rbd8 ² (0.40) Depth: 10/23 00:00:21 621kN 1.Qd3 Qc5 2.Qxa6 Bxf4 3.Qf1 Qe3 4.Qc4 Qg1+ 5.Kxg1 Bh2+ 6.Kxh2 ± (0.75) Depth: 10/24 00:00:22 693kN 1.Qd3 Qc5 2.Qxa6 Red8 3.Qd3 c6 4.Bxf7+ Kxf7 5.Qg6+ Kxg6 6.Rxd8 Rxd8 7.f5+ Kxf5 ± (0.75) Depth: 10/26 00:00:24 878kN 1.Qd3 Qc5 2.Qxa6 Red8 3.Qc6 Qxc6 4.Bxc6 Bxf4 5.Re1 Rd2 6.Re4 Bg3 ± (0.75) Depth: 11/24 00:00:32 1485kN 1.Qd3 Re7 2.g3 h5 3.Be4 Bf2 4.Rac1 h4 5.Qd8+ Re8 ± (0.98) Depth: 12/33 00:00:46 2807kN 1.Rd3 Bf2 2.Rad1 Rbc8 ± (0.99) Depth: 12/39 00:00:56 4226kN 1.Rd3 Bf2 2.Rad1 Re7 3.Bc4 Rf8 4.Qe4 Qc5 5.Bxa6 Qxa5 6.Bc4 c5 ± (1.23) Depth: 12/39 00:00:59 4643kN 1.Rd3 Bd4 2.Qg4 c6 3.Rg3 g5 4.fxg5 h5 5.Qxh5 cxd5 6.Qxf7+ Kxf7 7.g6+ Kf8 8.g7+ Qxg7 ± (0.98) Depth: 13/36 00:01:18 6888kN 1.Rd3 Bd4 2.Bc4 c5 3.Rg3 Kh8 4.Rc1 Qc7 5.Bxa6 Qxa5 6.Bc4 Qc7 7.Qc2 ² (0.69) Depth: 13/36 00:01:30 8500kN 1.Qd3 Re7 2.g3 h5 3.Be4 Bf2 4.Rac1 h4 5.Qd8+ Re8 ² (0.70) Depth: 13/36 00:01:32 8707kN 1.Qd3 Red8 2.Qf5 c6 3.Be4 g6 4.Qf6 Rd4 5.Bxg6 fxg6 6.Qf7+ Kxf7 7.e6+ Kxe6 ² (0.70) Depth: 13/36 00:01:39 9753kN 1.Qd3 Red8 2.Qf5 c6 3.Be4 g6 4.Qf6 Rd4 5.Qxc6 Bxf4 6.e6 Rxd1+ 7.Rxd1 Bd6 8.Rxd6 Qg1+ 9.Kxg1 ± (0.95) Depth: 14/34 00:02:21 15051kN 1.Qd3 Rf8 2.Qe4 c6 3.Bxc6 Qc5 4.Bd7 b3 5.Rd3 Bf2 6.Rad1 Qxa5 7.Rd6 Rbd8 ± (1.13) Depth: 14/38 00:02:45 18206kN 1.Bxf7+ Kxf7 2.Rd7+ Re7 3.Rad1 Qc5 4.R7d5 g6 5.Rxc5 Rxe5 ± (1.14) Depth: 14/42 00:03:12 22117kN 1.Bxf7+ Kxf7 2.Rd7+ Re7 3.Rad1 Qc5 4.R7d5 g6 5.Rxc5 Rxe5 6.fxe5 Rd8 7.Rxd8 Bd4 8.Rxd4 +- (1.49) Depth: 14/42 00:03:21 23361kN 1.Bxf7+ Kxf7 2.Rd7+ Re7 3.Rad1 Qc5 4.R7d5 Qc6 5.Qxe3 Kg8 6.Qb3 Kh7 7.Qd3+ Kg8 8.f5 Rf8 9.e6 Qa4 10.Qd4 Kh8 +- (2.89) Depth: 14/43 00:05:00 36746kN 1.Bxf7+ Kxf7 2.Rd7+ Re7 3.Rad1 Qc5 4.R7d5 Qc6 5.Qxe3 Kg8 6.Qb3 Kh7 7.R5d4 g6 8.Rxb4 Rxb4 9.Qxb4 Rf7 10.Rd8 Qc1+ 11.Kh2 c5 12.Qe4 +- (2.78) Depth: 15/44 00:07:08 54163kN (, 04.10.2004)
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