Author: John Merlino
Date: 11:53:18 02/22/06
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On February 22, 2006 at 01:24:06, Eelco de Groot wrote: >I think this position is a bit unclear. Shredder at 16 ply only gave +0.33 for >Bg5, then fail-high and fail-low. The result could be of some theorethical >importance, see my post below >http://www.talkchess.com/forums/1/message.html?488487 But; do other programs >also play 22.Bg5 and do they give a big advantage for White? > >[D]rnbq2k1/4r1p1/p2b1nQB/1BpP4/7N/1P4P1/P4P1P/2K1R2R w - - > >Engine: Shredder 9 UCI (200 MB, Athlon 2009 MHz) >gemaakt door Stefan Meyer-Kahlen > >17 22:27 +1.02 22.Bg5 Rxe1+ 23.Rxe1 Qa5 24.Kd1 (666.458.223) 494 > >17 26:04 +0.43 22.Bd3 Raa7 23.Kb1 Qe8 24.Qxe8+ Rxe8 > 25.Rxe8+ Nxe8 (766.596.712) 489 > >17 26:00 +0.38 22.Bc4 Raa7 23.f3 Qa5 24.Rxe7 Rxe7 > 25.Kb1 Re1+ 26.Rxe1 Qxe1+ 27.Bc1 Qe5 > 28.a3 Qe8 29.Qxe8+ Nxe8 30.Bb2 Nc7 (764.642.249) 489 > > Eelco CM9_R1 on an AMD 2500 says: Time Depth Score Positions Moves 0:00 1/3 0.22 4340 1.Bd3 Qe8 2.Kb2 Qf8 0:00 1/4 0.21 12096 1.Bd3 Qe8 2.Be3 Qxg6 3.Nxg6 0:00 1/5 0.38 47065 1.Bd3 Rf7 2.Nf5 Bf8 3.Bg5 0:00 1/6 0.37 140306 1.Bd3 Qe8 2.Rxe7 Qxe7 3.Nf3 c4 4.bxc4 Bc5 0:01 1/7 0.52 318839 1.Bd3 Qe8 2.Rxe7 Qxe7 3.Nf5 Bxf5 4.Bxf5 Kf8 0:03 1/8 0.32 619222 1.Bd3 Qe8 2.Bd2 Raa7 3.Qxe8+ Rxe8 4.Rxe8+ Nxe8 5.Nf5 Nd7 6.Nxd6 Nxd6 0:11 1/9 0.37 2474056 1.Bd3 Raa7 2.Nf5 Bxf5 3.Bxf5 Be5 4.Rd1 Kh8 5.Be3 Qa5 0:30 1/10 0.25 6772645 1.Bd3 Raa7 2.Bd2 Rxe1+ 3.Rxe1 Nbd7 4.Bc3 Nf8 5.Bxf6 Qxf6 6.Qxf6 gxf6 7.Nf5 Bxf5 8.Bxf5 1:33 1/11 0.25 21539228 1.Bd3 Raa7 2.Bd2 Rxe1+ 3.Rxe1 Nbd7 4.Bc3 Nf8 5.Bxf6 Qxf6 6.Qxf6 gxf6 7.Nf5 Be5 8.f4 3:57 1/12 0.31 55455810 1.Bd3 Raa7 2.Kb1 Qe8 3.Bd2 Qf7 4.Qxf7+ Rxf7 5.Nf5 Rad7 6.Nxd6 Rxd6 7.Bg6 Rxd5 8.Bxf7+ Kxf7 6:19 1/12 0.73 92396752 1.Bg5 axb5 2.Bxf6 Rxe1+ 3.Rxe1 Qxf6 4.Re8+ Bf8 5.Qxf6 gxf6 6.Rxc8 Kf7 7.Nf5 Kg6 8.g4 Bh6+ 9.Kb1 9:05 1/13 0.74 135073397 1.Bg5 axb5 2.Bxf6 Rxe1+ 3.Rxe1 Qxf6 4.Re8+ Bf8 5.Qxf6 gxf6 6.Rxc8 Kf7 7.Nf5 Kg6 8.g4 Kf7 9.h4 Kg8 19:55 2/14 1.00 307810789 1.Bg5 axb5 2.Bxf6 Rxe1+ 3.Rxe1 Qxf6 4.Re8+ Bf8 5.Qxf6 gxf6 6.Rxc8 Kf7 7.Nf5 Rxa2 8.Rxb8 Rxf2 9.g4 Rxh2 10.Rxb5 jm
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