Author: Will Singleton
Date: 13:50:18 03/22/99
Go up one level in this thread
On March 22, 1999 at 12:39:23, John Stanback wrote: >On March 22, 1999 at 11:38:37, Will Singleton wrote: > > >> >>u2600 Position of the Week >> >>This comes from a standard game played on ICC this week between TDChess and >>crafty450. TDChess found a good move, which I don't believe would have >>been found at blitz time controls. A good human player might be tempted >>to play it right off the bat, but a program needs proof. >> >>See how long it takes yours to find the winning move. Also, see if you can >>guess the move before your program finds it. >> >>2r4k/3q1pp1/1rn4p/p1R5/P2p1B2/5QP1/P4P1P/2R3K1 w - - > >Zarkov on a P2-300 takes 33 seconds to find Bxh6. Here is the output. > >Move# 1 Clock= 00:00:00 Target= 999999.0 >00:01.0 37902 6> 19 Bd2 Ra6 Rd5 Qe6 Re1 Qg6 >00:01.7 71424 6 19 Bd2 Ra6 Rd5 Qe6 Re1 Qg6 >00:03.5 151685 7> 19 Bd2 Ra6 Rd5 Qe6 Re1 Qg6 >00:06.4 271360 7 44 Bd2 Ra6 Qd3 Rb6 Bxa5 Rb2 Bc3 Rxa2 Bxd4 >00:14.1 613718 8> 44 Bd2 Ra6 Qd3 Rb6 Bxa5 Rb2 Bc3 Rxa2 Bxd4 >00:21.7 918528 8 42 Bd2 Ra6 Qd3 Qb7 Qc4 Qa7 f3 Kg8 >00:33.2 1431124 8 99 Bxh6 gxh6 Qf6+ Kh7 Rh5 Kg8 Rxh6 Ne5 Rxc8+ Qxc8 >00:58.3 2471424 8 144 Bxh6 Na7 Rxc8+ Nxc8 Bd2 Rb2 Bxa5 Nd6 Qc6 Qxc6 >01:01.0 2597404 9> 144 Bxh6 Na7 Rxc8+ Nxc8 Bd2 Rb2 Bxa5 Nd6 Qc6 Qxc6 >01:48.5 4599552 9 148 Bxh6 Na7 Bd2 Rbc6 Rxc6 Nxc6 Bxa5 Nxa5 Rxc8+ Qxc8 >01:56.7 5028866 10> 148 Bxh6 Na7 Bd2 Rbc6 Rxc6 Nxc6 Bxa5 Nxa5 Rxc8+ Qxc8 > >John Amateur 0.9, Mac g3/300 finds it at ply 8, but takes 97 seconds. ply score time nodes n/s pv 2 -57 0.03 2055 41100 3 -44 0.04 2650 39720 Rh5 d3 Re1 3 19 0.05 3020 36240 Rb5 Ra6 Rh5 4 -42 0.12 6938 34680 Rb5 Qb7 Rh5 Rb2 4 -8 0.37 22152 35880 Bd2 Ra6 Qh5 Re8 5 13 1.10 45104 38640 Bd2 Ra6 Rf5 Ra7 Rxc6 6 -8 4.08 164845 39840 Bd2 Ra6 Qh5 Re8 Rg5 7 29 10.26 457767 43860 Bd2 Ra6 Rf5 f6 Bxh6 Pxh6 Rxf6 8 1 34.23 1449017 42120 Bd2 Ra6 Qh5 Qe6 Bxa5 Qxa2 Qf5 Ra8 Bb6 8 2 69.25 2925926 42120 Qh5 Qe6 8 89 97.18 4185416 42960 Bxh6 Pxh6 Qf6 Kg8 Qxh6 f5 Rb5 Ra6 Rb3 Will
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