Author: John Merlino
Date: 17:38:55 02/20/06
Go up one level in this thread
On February 20, 2006 at 19:49:06, Mike Byrne wrote: >http://chessprogramming.org/cccsearch/ccc.php?find_thread=271717 > >Prevously, someone had speculated tha Fischer played Bxf5 due to the strength of >Black's position, i.e., Bxf5 may be the best hope for white to score a half >point. > >Crafty 20.3 agrees with that assessment. > >FEN: [d]3q3r/4b1k1/4P1p1/rpp2p1p/1nn2Q2/5N1P/P4PP1/RBB1R1K1 w - - 0 1 > 14 08:16 1.478.082.312 2.980.004 +0.01 1.Bxf5 gxf5 2.Qg3+ Kh7 3.Ng5+ Bxg5 >4.Bxg5 Qb8 5.Bf4 Qe8 6.Qg5 Nd3 7.Qh6+ Kg8 8.Qg5+ Kh7 > 14 11:53 2.099.664.327 2.944.830 +0.01 1.Bxf5 gxf5 2.Qg3+ Kh7 3.Ng5+ Bxg5 >4.Bxg5 Qb8 5.Bf4 Qe8 6.Qg5 Nd3 7.Qh6+ Kg8 8.Qg5+ Kh7 > 15 14:54 2.621.490,650 2.931 +0.01 1.Bxf5 gxf5 2.Qg3+ Kh7 3.Ng5+ Bxg5 4.Bxg5 >Qb8 5.Bf4 Qe8 6.Qg5 Nd3 7.Qh6+ Kg8 8.Qg5+ Kh7 The King (CM9_R1, on an AMD 2500) also agrees: Time Depth Score Positions Moves 0:00 1/3 0.15 1896 1.Ne5 Nxe5 2.Qxe5+ Bf6 0:00 1/4 0.22 9766 1.Ne5 Nd5 2.Qg3 Nxe5 3.Rxe5 0:00 1/5 -0.86 42274 1.Ne5 Bd6 2.Bxf5 Qf6 3.Bxg6 Bxe5 0:00 1/5 -0.34 74549 1.Nd2 Nd5 2.Qg3 h4 3.Qd3 0:00 1/6 0.10 137959 1.Nd2 Bf6 2.Nxc4 bxc4 3.e7 Qd7 4.Qd2 Qxd2 5.Bxd2 Bxa1 6.e8=Q Rxe8 7.Rxe8 0:01 1/7 -0.47 346801 1.Nd2 Bf6 2.Nxc4 bxc4 3.e7 Qc8 4.Re5 Nd3 5.Bxd3 cxd3 0:07 1/8 0.02 1590026 1.Nd2 Nxd2 2.Bxd2 Bf6 3.e7 Qb8 4.Qxb8 Rxb8 5.Bf4 Rc8 0:16 1/9 -0.03 3985869 1.Nd2 Nd5 2.Qg3 Bf6 3.Nxc4 bxc4 4.Bd2 h4 5.e7 Qd7 6.Qf3 0:40 1/10 -0.48 9874279 1.Nd2 Nd5 2.Qg3 Bf6 3.Nxc4 bxc4 4.Bxf5 Ne7 5.Rb1 Nxf5 6.Rb7+ Ne7 7.Bg5 1:26 1/10 -0.44 21718955 1.Ng5 Qd4 2.Nf7 Qxf4 3.Bxf4 Re8 4.Ne5 Nxe5 5.Bxe5+ Bf6 6.Bc7 Ra6 3:37 1/11 -0.74 53991492 1.Ng5 Qb8 2.Rd1 Qxf4 3.Bxf4 Rd8 4.Rd7 Nd5 5.Bc1 Ra6 6.a3 Rd6 6:12 1/11 -0.07 93531786 1.Bxf5 gxf5 2.Qxf5 Qf8 3.Qe4 Nd6 4.Qe5+ Kg8 5.Bb2 Rh6 6.Bc3 Rxa2 7.Rad1 Nc4 8.Qg3+ Kh7 9.Bxb4 cxb4 13:33 1/12 0.00 212972329 1.Bxf5 gxf5 2.Qg3+ Kh7 3.Ng5+ Bxg5 4.Bxg5 Qb8 5.Bf4 Qe8 6.Qg5 Nc2 7.Qh6+ Kg8 8.Qg5+ Kh7 jm
This page took 0 seconds to execute
Last modified: Thu, 15 Apr 21 08:11:13 -0700
Current Computer Chess Club Forums at Talkchess. This site by Sean Mintz.