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Subject: Easy, but fun position!

Author: James Robertson

Date: 17:23:52 08/16/99


In a blitz game with Zippy today, my program found a really cool move that,
although probably easy for a program to spot, seems really cool because it
'sacrifices' a knight and rook and leaves another knight hanging. How long does
it take your program to find it? With the hash table stuffed it found the move
in less than a second.

2k2b1r/1p1b1p2/p2p1Pr1/q1p1p2N/P1P1Q3/1P3N2/2P2PPP/3RR1K1 w - - bm Nxe5;

James

Results on my P233, 4MB hash table.

Ply  Score     Time      Nodes PV
 1   211          0         93 Nh4
 2   207          0        309 Nh4 Rxg2+ Kxg2 Rxh5
 3   159         60       3280 Ng3 Rxf6 Rd3
 4   144        110       6345 Ng3 Rxf6 Rd3 Qc7
 5   150        330      30653 Ng3 Rxf6 h4 Bc6 Qg4+ Bd7 Qg5
 6   135        660      71788 Ng3 Qc7 Nf5 Rxf6 N3h4 Re6
 7>  338       2310     262225 Nxe5 dxe5 Rxd7 Rxg2+ Kxg2 Rg8+ Kh1 Kxd7 Qxe5
 7   338       2310     263168 Nxe5 dxe5 Rxd7 Rxg2+ Kxg2 Rg8+ Kh1 Kxd7 Qxe5
 8   338       3350     377190 Nxe5 dxe5 Rxd7 Rxg2+ Kxg2 Rg8+ Kh1 Kxd7 Qxe5
 9   453       8130     886489 Nxe5 dxe5 Rxd7 Rxg2+ Kxg2 Rg8+ Kf3 Kxd7 Qxb7+ Qc7
                               Qxc7+ Kxc7 Rxe5
10   447      17690    1881053 Nxe5 Rxg2+ Kxg2 Rg8+ Ng3 dxe5 Rxd7 Kxd7 Qxb7+ Qc7
                               Qxc7+ Kxc7 Rxe5




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