Author: John Merlino
Date: 12:51:52 12/17/02
Go up one level in this thread
On December 17, 2002 at 09:00:05, Michael Neish wrote: > >There was something wrong with that FEN. Here it is again: > >[D]1r2q1k1/1np2ppp/p2p4/3N4/Pp6/5N1P/1P1Q1KP1/4R3 b - - In the original position, CM9000 on a P3-733 gives up on Qxa4 in 7 seconds at depth 8: Time Depth Score Positions Moves 0:00 1/3 1.18 1240 1...Qxa4 2.Nxc7 Qc6 3.Nd5 0:00 1/4 0.72 4601 1...Qxa4 2.Nxc7 b3 3.Nd5 Nc5 0:00 1/5 1.02 13957 1...Qxa4 2.Nxc7 Rc8 3.Nd5 Rc2 4.Re8+ Qxe8 5.Qxc2 0:00 1/6 1.02 31028 1...Qxa4 2.Nxc7 Rc8 3.Nd5 Rc2 4.Re8+ Qxe8 5.Qxc2 0:03 1/7 1.12 257949 1...Qxa4 2.Ng5 Qb3 3.Ne7+ Kh8 4.Qxb4 Qa2 5.Kg1 0:06 1/8 3.95 622421 1...Qxa4 2.Ng5 Nc5 3.Ne7+ Kf8 4.Nxh7+ Ke8 5.Nc6+ Kd7 6.Nxb8+ Kc8 7.b3 Nxb3 0:07 1/8 1.75 754119 1...Qf8 2.Nxc7 Nc5 3.Nd5 Rb7 4.a5 Nb3 5.Qf4 Nxa5 6.Nxb4 0:10 1/9 1.98 1072479 1...Qf8 2.Nxc7 Nc5 3.Kg1 a5 4.Nd4 Kh8 5.Nd5 Re8 0:20 2/10 1.90 2057765 1...Qf8 2.Nxc7 Nc5 3.Kg1 a5 4.Nd4 Rc8 5.Nd5 Re8 6.b3 Re5 0:54 3/11 2.04 5411416 1...Qf8 2.Nxc7 Nc5 3.a5 Rb7 4.Nd5 Nb3 5.Qe3 Nxa5 6.Qd3 Rb5 7.Ne7+ Kh8 8.Qxd6 2:45 4/12 1.97 16709557 1...Qf8 2.Nxc7 Nc5 3.a5 Rb7 4.Nd5 f5 5.Kg1 Ne4 6.Qd3 Qf7 7.Rc1 Nc5 After forcing Qxa4, it says: Time Depth Score Positions Moves ---- ---- ---- ---- ---- 0:00 1/3 0.73 1585 2.Nxc7 b3 3.Nd5 Nc5 0:00 1/4 1.02 6342 2.Nxc7 Rc8 3.Nd5 Rc2 4.Re8+ Qxe8 5.Qxc2 0:00 1/5 1.02 24825 2.Nxc7 Rc8 3.Nd5 Rc2 4.Re8+ Qxe8 5.Qxc2 0:01 1/6 0.92 91704 2.Nxc7 Rc8 3.Nd5 Rc2 4.Re8+ Qxe8 5.Qxc2 Nc5 6.Nxb4 0:01 1/6 1.12 118044 2.Ng5 Qb3 3.Ne7+ Kh8 4.Qxb4 Qa2 5.Kg1 0:05 1/7 3.96 517169 2.Ng5 Nc5 3.Ne7+ Kf8 4.Nxh7+ Ke8 5.Nc6+ Kd7 6.Nxb8+ Kc8 7.b3 Nxb3 0:14 1/8 3.29 1689245 2.Ng5 h6 3.Ne7+ Kf8 4.Nh7+ Ke8 5.Nc6+ Kd7 6.Nxb8+ Kc8 7.Nxa6 Qxa6 8.Qxb4 Qa7+ 9.Kg3 f5 0:18 1/8 3.89 2146189 2.Ne7+ Kh8 3.Ng5 Qa2 4.Qxb4 Rf8 5.Qxb7 Qc4 6.Kg3 f5 7.Kh2 0:32 1/9 4.39 3733032 2.Ne7+ Kh8 3.Ng5 Qa2 4.Qxb4 a5 5.Qxb7 Qxb2+ 6.Kg3 g6 7.Qxc7 Qb3+ 8.Kh2 Qb4 9.Nxf7+ Kg7 1:16 2/10 5.05 8954797 2.Ne7+ Kh8 3.Ng5 Qa2 4.Qxb4 a5 5.Qxb7 Qxb2+ 6.Kg3 g6 7.Qxc7 Qb3+ 8.Kh2 Kg7 9.Nc6 Rb5 10.Ne6+ Kh6 11.Qxf7 6:15 3/11 5.25 44905440 2.Ne7+ Kh8 3.Ng5 Qa2 4.Qxb4 a5 5.Qxb7 Qxb2+ 6.Kg3 g6 7.Qxc7 Qb3+ 8.Kh2 Ra8 9.Rb1 Qe3 10.Nxf7+ Kg7 11.Nxd6 jm
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