Author: Gordon Rattray
Date: 16:59:48 10/05/04
Go up one level in this thread
I've noticed that Shredder 8 and Deep Fritz 8 don't stick with e5, and switch to Nf5. The last iteration of each search was allowed to complete in case e5 was chosen again. cheers Gordon --------------------- Hardware: Dual Opteron 248, 1 GB for hash Analysis by Shredder 8: 1.Bxb4 Rxb4 2.Rf4 -+ (-1.77) Depth: 1/2 00:00:01 1.Bxb4 Rb6 2.Nc2 Qb2 3.Bc3 µ (-1.08) Depth: 1/3 00:00:01 1.Bxb4 Rb6 2.Nc2 Qb2 3.Bc3 +- (2.20) Depth: 2/2 00:00:01 1.Bxb4 Nd4 2.Nc2 Nxc2 3.Qxc2 Rxb4 +- (2.20) Depth: 2/5 00:00:01 1.Bxb4 Nd4 2.Nc2 Nxc2 3.Qxc2 Rxb4 -+ (-1.81) Depth: 3/3 00:00:01 1.Bxb4 Nd4 2.Nc2 Nxc2 3.Qxc2 Rxb4 -+ (-1.81) Depth: 3/6 00:00:01 1.Bxb4 Nd4 2.Nc2 Nxc2 3.Qxc2 Rxb4 4.Qb3 -+ (-1.84) Depth: 4/4 00:00:01 1.Bxb4 Nd4 2.Nc2 Nxc2 3.Qxc2 Rxb4 4.Qb3 axb3 -+ (-1.84) Depth: 5/7 00:00:01 1.Bxb4 Nd4 2.Nc2 Nxc2 3.Qxc2 Rxb4 4.Qb3 axb3 -+ (-2.09) Depth: 6/8 00:00:01 1.Bxb4 Nd4 2.Rxf7 Kxf7 3.Qe2 Nxe2+ 4.Kf1 -+ (-2.59) Depth: 6/9 00:00:01 1.Bxb4 Nd4 2.Nc2 Qb2 3.Nxd4 Qxb4 -+ (-2.59) Depth: 6/15 00:00:01 1.Nc2 Nxc2 2.Bxd6 Ncd4 3.Re3 Qb2 4.Bxb8 Rxb8 -+ (-2.56) Depth: 6/15 00:00:01 1.Nc2 Nxc2 2.Bxd6 Ncd4 3.Re3 Qb2 4.Bxb8 Rxb8 -+ (-2.56) Depth: 6/15 00:00:01 1.Nc2 Nxc2 2.Bxd6 Ncd4 3.Re3 Qb2 4.Bxb8 Rxb8 5.e5 -+ (-2.40) Depth: 7/20 00:00:01 54kN 1.Nc2 Nxc2 2.Bxd6 Ncd4 3.Re3 Qb2 4.Bxb8 Rxb8 5.e5 a3 6.Rxb3 Qxb3 7.Qxb3 Nxb3 -+ (-2.65) Depth: 8/15 00:00:01 84kN 1.Nc2 Nxc2 2.Bxd6 Ncd4 3.Re3 Re8 4.c5 Qb2 5.e5 a3 -+ (-2.98) Depth: 8/15 00:00:01 105kN 1.Bxb4 Nd4 2.Qe1 Qb2 3.Bxd6 Nxf3+ 4.gxf3 Qxb1 5.Bc7 -+ (-2.97) Depth: 8/15 00:00:01 130kN 1.Bxb4 Nd4 2.Qe1 Qb2 3.Nc2 Nxc2 4.Bxc2 Rxb4 5.e5 Rxc4 6.exd6 Qxc2 -+ (-2.84) Depth: 8/15 00:00:01 139kN 1.Bxb4 Nd4 2.Qe1 Qb2 3.Nc2 Nxc2 4.Bxc2 Rxb4 5.c5 dxc5 -+ (-3.09) Depth: 9/15 00:00:01 192kN 1.Bxb4 Nd4 2.Qe1 Qb2 3.Nc2 Nxc2 4.Bxc2 Rxb4 5.c5 dxc5 -+ (-3.29) Depth: 9/16 00:00:01 220kN 1.Bxb4 Nd4 2.Qe1 Qb2 3.Rf6 Qxb4 4.Qxb4 Rxb4 5.Bd3 Rb3 6.Nc2 Rxd3 7.Nxd4 -+ (-3.20) Depth: 10/24 00:00:01 430kN 1.Bxb4 Nd4 2.Qe1 Qb2 3.Rf6 Qxb4 4.Qxb4 Rxb4 5.Bd3 Rb3 6.Kf1 Rxd3 7.Rxd6 -+ (-3.45) Depth: 11/24 00:00:01 671kN 1.Bxb4 Nd4 2.Qe1 Qb2 3.Rf6 Qxb4 4.Qxb4 Rxb4 5.Bd3 Rb3 6.Rxd6 Rxd3 7.c5 a3 8.Rd7 -+ (-3.95) Depth: 11/24 00:00:01 737kN 1.Bxb4 Nd4 2.Qe1 Qb2 3.Bxd6 Nxf3+ 4.gxf3 Qxb1 5.Nd1 Re8 6.c5 a3 7.Qc3 Qxd1+ 8.Kg2 a2 9.Qh8+ Kxh8 -+ (-4.04) Depth: 11/28 00:00:02 1008kN 1.Nf5 gxf5 2.Rxf5 Qxa3 3.Qxh5 Qc1+ 4.Kh2 Qxc4 5.Rxf7 Nxd5 6.exd5 a3 7.Qg6+ Kh8 -+ (-4.03) Depth: 11/28 00:00:02 1397kN 1.Nf5 gxf5 2.Rxf5 Qxa3 3.Qxh5 Qc1+ 4.Kh2 Qxc4 5.Rxf7 Nxd5 6.exd5 Qxh4+ 7.Qxh4 Kxf7 8.Qc4 Nd4 -+ (-3.68) Depth: 11/29 00:00:03 1754kN 1.Nf5 Qxa3 2.Nh6+ Kh7 3.Nxf7 Qc1 4.Qxc1 Nxc1 5.Nxd6 Nxd5 6.Nf7 Rxb1 7.exd5 Kg8 8.c5 a3 -+ (-3.68) Depth: 11/36 00:00:04 3575kN 1.Nf5 Qxa3 2.Nh6+ Kh7 3.Nxf7 Qc1 4.Qxc1 Nxc1 5.Nxd6 Nxd5 6.exd5 Rxb1 7.Nb5 Kg8 -+ (-3.93) Depth: 12/30 00:00:05 4072kN 1.Nf5 Qxa3 2.Nxd6 Qc1 3.Qxc1 Nxc1 4.e5 Na6 5.Bc2 Ne2+ 6.Kh2 Nd4 7.Bxa4 Nxf3+ 8.gxf3 Nc5 9.Bc2 Ra3 -+ (-4.24) Depth: 12/30 00:00:06 4876kN 1.Bxb4 Nd4 2.Qe1 Qb2 3.Bxd6 Nxf3+ 4.gxf3 Qxb1 5.Qxb1 Rxb1+ 6.Kh2 Rb7 7.c5 Rb2 8.Kg2 a3 9.Be5 Rb1 -+ (-4.23) Depth: 12/30 00:00:06 4940kN 1.Bxb4 Nd4 2.Qe1 Qb2 3.Bxd6 Qxb1 4.Qxb1 Rxb1+ 5.Kh2 Nxf3+ 6.gxf3 Rc1 7.Be7 a3 8.Bxa3 Rxa3 -+ (-3.99) Depth: 12/30 00:00:06 5340kN 1.Bxb4 Nd4 2.Qe1 Qb2 3.Bxd6 Qxb1 4.Qf1 Qxf1+ 5.Nxf1 Nxf3+ 6.gxf3 Rb3 7.Kh2 -+ (-4.08) Depth: 13/30 00:00:08 6612kN 1.Bxb4 Nd4 2.Qe1 Qb2 3.Bxd6 Qxb1 4.Qxb1 Rxb1+ 5.Kh2 Nxf3+ 6.gxf3 Rb3 7.Be5 Kf8 8.c5 Ke7 9.Ba1 Rb1 10.Nc2 -+ (-3.83) Depth: 14/29 00:00:10 8617kN 1.Bxb4 Nd4 2.Qe1 Qb2 3.Bxd6 Qxb1 4.Qxb1 Rxb1+ 5.Kh2 Nxf3+ 6.gxf3 Rb3 7.Be5 a3 8.Ba1 Rb1 9.Nc2 -+ (-3.83) Depth: 14/32 00:00:11 9491kN 1.Bxb4 Nd4 2.Qe1 Qb2 3.Bxd6 Qxb1 4.Qxb1 Rxb1+ 5.Kh2 Nxf3+ 6.gxf3 f6 7.Kg2 Kf7 8.Ba3 Kg7 -+ (-3.79) Depth: 15/34 00:00:14 13474kN 1.Bxb4 Nd4 2.Qe1 Qb2 3.Bxd6 Qxb1 4.Qxb1 Rxb1+ 5.Kh2 a3 6.Bxa3 Nxf3+ 7.gxf3 Rxa3 8.c5 Rc1 9.c6 Rd3 10.Kg3 Rd2 -+ (-3.90) Depth: 16/39 00:00:21 20363kN 1.Bxb4 Nd4 2.Qe1 Qb2 3.Bxd6 Qxb1 4.Qxb1 Rxb1+ 5.Kh2 Nxf3+ 6.gxf3 Rb3 7.e5 Rd3 8.Kg2 Rd2 9.Ba3 Rxd5 10.Nxd5 -+ (-3.82) Depth: 17/41 00:00:37 36089kN 1.Bxb4 Nd4 2.Qe1 Qb2 3.Bxd6 Qxb1 4.Qxb1 Rxb1+ 5.Kh2 Nxf3+ 6.gxf3 a3 7.Bxa3 Rxa3 8.e5 Ra5 9.e6 fxe6 10.dxe6 Kf8 -+ (-4.07) Depth: 18/41 00:00:55 53605kN 1.Bxb4 Nd4 2.Qe1 Qb2 3.Bxd6 Qxb1 4.Qxb1 Rxb1+ 5.Kh2 Nxf3+ 6.gxf3 a3 7.Bxa3 Rxa3 8.c5 Rc1 9.c6 Kf8 10.e5 Ke8 11.Kg3 Raa1 12.Kf4 -+ (-4.46) Depth: 18/43 00:01:10 69132kN 1.e5 Qxa3 2.Rxf7 Kxf7 3.Qf3+ Kg8 4.Qe4 Nd2 5.Qxg6+ Kf8 6.Qxd6+ Kg7 7.Qg6+ Kf8 8.Qf6+ Ke8 9.Qg6+ Kd8 10.Qf6+ Kc7 11.Qe7+ Kb6 12.c5+ Ka6 13.Qf6+ -+ (-4.45) Depth: 18/46 00:02:19 132763kN 1.e5 Qxa3 2.Rxf7 Kxf7 3.Qf3+ Kg8 4.Qe4 Nd2 5.Qxg6+ Kf8 6.Qxd6+ Kg7 7.Qg6+ Kf8 8.Qf6+ Ke8 9.Qg6+ Kd8 10.Qd6+ Kc8 11.Bf5+ Kb7 -+ (-4.10) Depth: 18/46 00:03:03 174791kN 1.e5 Qxa3 2.Rxf7 Qc1 3.Qxc1 Nxc1 4.Bxg6 Ne2+ 5.Kh1 Rf8 6.Rb7 a3 7.Bh7+ Kh8 8.Bb1 Rab8 9.Rh7+ Kg8 10.Ra7 Ra8 11.Rxa8 Rxa8 12.exd6 a2 13.Bxa2 Rc8 14.Nf5 -+ (-3.67) Depth: 18/53 00:06:58 427215kN 1.e5 Qxa3 2.Rxf7 Qc1 3.Qxc1 Nxc1 4.Bxg6 Ne2+ 5.Kh1 Rf8 6.Rb7 a3 7.Bh7+ Kh8 8.Bb1 Rab8 9.Rh7+ Kg8 10.Rxh5 dxe5 11.Rg5+ Kf7 12.Bh7 a2 13.Rf5+ Ke7 14.Rxe5+ Kd6 15.c5+ -+ (-3.78) Depth: 19/53 00:08:42 523584kN 1.e5 Qxa3 2.Rxf7 Qc1 3.Qxc1 Nxc1 4.Bxg6 Ne2+ 5.Kh1 Rf8 6.Rb7 a3 7.Bh7+ Kh8 8.Bb1 Rfb8 9.Rh7+ Kg8 10.Rxh5 Nxd5 11.Bh7+ Kg7 12.Nf5+ Kf7 13.Nxd6+ Ke7 14.Bg6 a2 15.Nc8+ -+ (-4.03) Depth: 20/49 00:10:55 652779kN 1.e5 Qxa3 2.Rxf7 Qc1 3.Qxc1 Nxc1 4.Bxg6 Ne2+ 5.Kh1 Rf8 6.Rb7 a3 7.Bh7+ Kh8 8.Bb1 Rfb8 9.Rh7+ Kg8 10.Rxh5 Nxd5 11.Bh7+ Kg7 12.cxd5 a2 13.Nc2 Nf4 14.Rf5 Nxd5 15.Na1 -+ (-4.53) Depth: 20/57 00:12:17 740884kN 1.e5 Qxa3 2.Rxf7 Qc1 3.Bxg6 Qxd1+ 4.Nxd1 a3 5.Nc3 dxe5 6.Bxh5 Nd2 7.d6 Nxc4 8.d7 a2 9.Nxa2 Rxa2 10.Bg6 Nd5 11.g4 Ra1+ 12.Kh2 -+ (-5.07) Depth: 20/57 00:20:36 1259257kN 1.Bxb4 Nd4 2.Qe1 Qb2 3.Bxd6 Qxb1 4.Qxb1 Rxb1+ 5.Kh2 Nxf3+ 6.gxf3 a3 7.Bxa3 Rxa3 8.c5 Rc1 9.c6 Kf8 10.Kg3 Rxe3 -+ (-5.06) Depth: 20/57 00:21:13 1296593kN 1.Bxb4 Nd4 2.Qe1 Qb2 3.Bxd6 Qxb1 4.Qxb1 Rxb1+ 5.Kh2 Nxf3+ 6.gxf3 a3 7.Bxa3 Rxa3 8.c5 Rc1 9.c6 Kf8 10.Kg3 Rxe3 -+ (-4.71) Depth: 20/57 00:21:37 1321191kN 1.Bxb4 Nd4 2.Qe1 Qb2 3.Bxd6 Qxb1 4.Qxb1 Rxb1+ 5.Kh2 Nxf3+ 6.gxf3 a3 7.Bxa3 Rxa3 8.c5 Rc1 9.c6 Kf8 10.f4 Raa1 11.e5 -+ (-4.68) Depth: 20/57 00:22:36 1380241kN 1.Nf5 Qxa3 2.Nh6+ Kh7 3.Rxf7+ Kxh6 4.Qf3 Qc1+ 5.Kh2 Rh8 6.Qf6 Rh7 7.Rf8 Raa7 8.e5 Qf4+ 9.Qxf4+ g5 10.Bxh7 gxf4 11.Bb1 Nxd5 -+ (-4.67) Depth: 20/57 00:25:15 1527697kN 1.Nf5 Qxa3 2.Nh6+ Kh7 3.Rxf7+ Kxh6 4.Qf3 Qc1+ 5.Kh2 Rh8 6.Qf6 Rh7 7.Rf8 Raa7 8.e5 Qf4+ 9.Qxf4+ g5 10.Bxh7 gxf4 11.Bb1 Nxd5 12.cxd5 Kg7 13.Rxf4 dxe5 14.Rxa4 -+ (-4.32) Depth: 20/57 00:27:23 1644370kN 1.Nf5 Qxa3 2.Nh6+ Kh8 3.Nxf7+ Kg7 4.Nxd6 Qc1 5.Qxc1 Nxc1 6.e5 Nxd5 7.Rf7+ Kh6 8.Be4 a3 9.Bxd5 a2 10.Rd7 Ne2+ -+ (-3.36) Depth: 20/57 00:39:40 2354591kN 1.Nf5 Ra7 2.Nh6+ Kg7 3.Nf5+ Kf8 4.Rxb3 axb3 5.Bxb4 Rxb4 6.Nxd6 Ra2 7.Qf1 Rb2 8.c5 Qxb1 9.e5 Rxh4 10.Qxb1 Rxb1# -+ (-3.60) Depth: 21/60 00:58:29 3388524kN -------------------------------- Analysis by Deep Fritz 8: 1.Bxb4-- = (-0.18) Depth: 7/19 00:00:00 28kN 1.Bxb4 Nd4 2.Qe1 = (-0.18) Depth: 7/22 00:00:00 45kN 1.Bxb4 Nd4 2.Qe1 Nxf3+ 3.gxf3 Qb2 4.Nc2 a3 5.e5 a2 = (-0.17) Depth: 8/22 00:00:00 85kN 1.Bxb4-- ³ (-0.45) Depth: 9/22 00:00:00 183kN 1.Bxb4 Nd4 2.Qe1 ³ (-0.45) Depth: 9/26 00:00:00 303kN 1.Bxb4-- µ (-0.73) Depth: 10/23 00:00:00 775kN 1.Bxb4 Nd2 2.Nc2 µ (-0.73) Depth: 10/23 00:00:00 778kN 1.Bxb4 Nd2 2.Nc2 Nxf3+ 3.gxf3 Qb2 4.Na1 Rxb4 ³ (-0.60) Depth: 11/30 00:00:00 1624kN 1.Bxb4-- µ (-0.88) Depth: 12/32 00:00:01 3074kN 1.Bxb4 Nd4 2.Qe1 Qb2 3.Bxd6 Nxf3+ 4.gxf3 Qxb1 5.Nd1 Rb3 6.Qf1 Rd3 7.Ne3 Qxf1+ µ (-1.18) Depth: 12/36 00:00:01 4400kN 1.Bxb4 Nd4 2.Qe1 Qb2 3.Bxd6 Nxf3+ 4.gxf3 Qxb1 5.Nd1 Rb3 6.Qf1 Rd3 7.Ne3 Qxf1+ µ (-1.18) Depth: 13/32 00:00:03 10426kN 1.Bxb4-- -+ (-1.46) Depth: 14/35 00:00:07 21542kN 1.Bxb4 Nd4 2.Qe1 Qb2 3.Bxd6 Nxf3+ 4.gxf3 Qxb1 5.Qxb1 Rxb1+ 6.Kg2 a3 7.Bxa3 -+ (-3.04) Depth: 14/58 00:00:11 32632kN 1.Nf5! -+ (-3.03) Depth: 14/58 00:00:31 89121kN 1.Nf5 Ra7 2.Nxd6 Qxa3 3.e5 Qa1 4.Nb5 Rd7 5.Rxb3 axb3 -+ (-3.01) Depth: 14/58 00:00:49 136962kN 1.Nf5 Ra7 2.Nh6+ Kg7 3.Nf5+ gxf5 4.Rg3+ Kf8 -+ (-3.01) Depth: 15/45 00:02:16 384599kN 1.e5! -+ (-3.00) Depth: 15/51 00:03:40 622110kN 1.e5! -+ (-2.85) Depth: 15/51 00:03:56 666278kN 1.e5! -+ (-2.54) Depth: 15/51 00:04:16 721840kN 1.e5 dxe5 2.Bxb4 Nd4 3.Qe1 Nxf3+ 4.gxf3 Qb2 5.Nc2 Rxb4 6.Nxb4 -+ (-2.32) Depth: 15/51 00:05:05 859991kN 1.e5-- -+ (-2.61) Depth: 16/44 00:05:45 971613kN 1.e5 dxe5 2.Nf5 Ra7 3.Nh6+ Kg7 4.Rxf7+ Rxf7 5.Nxf7 Qxa3 6.Nxe5 Qc1 7.Qxc1 Nxc1 8.Nd7 Re8 -+ (-3.33) Depth: 16/57 00:08:01 1353929kN 1.Nf5! -+ (-3.32) Depth: 16/57 00:08:50 1494997kN 1.Nf5! -+ (-3.17) Depth: 16/57 00:09:08 1543850kN 1.Nf5! -+ (-2.86) Depth: 16/57 00:09:49 1659136kN 1.Nf5 Ra7 2.Nh6+ Kg7 3.Nf5+ gxf5 4.Rg3+ Kf8 -+ (-2.75) Depth: 16/57 00:10:44 1811099kN 1.Nf5 Ra7 2.Nh6+ Kg7 3.Nf5+ gxf5 4.Rg3+ Kf8 5.Qxh5 -+ (-2.75) Depth: 17/49 00:16:05 2722064kN 1.Nf5! -+ (-2.46) Depth: 18/51 00:33:44 5673613kN 1.Nf5-- -+ (-2.75) Depth: 19/52 01:00:16 10091689kN 1.Nf5 Ra7 2.Nh6+ Kg7 3.Nf5+ Kf8 4.Nxd6 Qxa3 5.e5 Qc1 6.Qxc1 Nxc1 7.Nb5 Re7 8.d6 Rxe5 9.Bxg6 f6 -+ (-2.79) Depth: 19/78 01:36:29 15892954kN, tb=3
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