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Subject: Two birds with one stone -- Crafty 18.12 and the new WCSAC test suite

Author: Dann Corbit

Date: 12:54:03 10/17/01


The new version of crafty gets all but 5 correct at one minute.

The old version of crafty gets all but 4 correct at one minute.

The problem the old version gets correct and the new version fails to find is
WCSACM.0442.

Not exactly conclusive, but interesting.

Crafty 18.10 misses:
r1b1qrk1/pp1p1ppp/8/n3p1BQ/2B1P3/8/P1P2PPP/3R1RK1 w - - acd 12; acn 34094107;
acs 62; bm Bf6; ce -5; id "WCSACM.0936"; pv Bd5 d6 Rd3 Kh8 Rfd1 Bd7 Qh4 Rc8 Be7
Rxc2 Rg3 h6;
1k1r2r1/p1p3q1/2p2p2/3pn3/1P1b2bB/1QN5/P4PPP/1R2RBK1 b - - acd 11; acn 31170072;
acs 62; bm Nf3+; ce 102; id "WCSACM.0996"; pv Bf5 Ne2 Bb6 Ra1 Nd3 Red1 Qg4 Bg3
Nxb4 Nd4 Bxd4 Qxb4+;
k1q1bbrr/1p3pp1/p7/5n1n/PP2N2p/1NP5/1BB1Q1PP/2R2R1K b - - acd 11; acn 29115339;
acs 62; bm Bb5; ce -62; id "WCSACM.0582"; pv Bxa4 Nd4 Bxc2 Rxc2 g6 b5 a5 Ra1 Qc7
Nb3 b6;
rn1qr1k1/pbp2pb1/1p4p1/3p4/3P4/2NBPN2/PPQ2PP1/R3K2R w KQ - acd 10; acn 29786053;
acs 62; bm Bxg6; ce -21; id "WCSACM.0965"; pv Qb3 c6 Qd1 Qe7 g4 Nd7 g5 c5 dxc5
Nxc5 a4 Nxd3+ Qxd3;

Crafty 18.12 misses:
4r2k/p2qr1pp/1pp2p2/2p1nP1N/4R3/1P1P2RP/1PP2QP1/7K w - - acd 12; acn 31681657;
acs 62; bm Rxg7; ce 51; id "WCSACM.0442"; pv b4 Qd5 Rxg7 Rxg7 Nxf6 Qf7 Nxe8 Qxe8
bxc5 Qb8 cxb6 axb6 f6;
r1b1qrk1/pp1p1ppp/8/n3p1BQ/2B1P3/8/P1P2PPP/3R1RK1 w - - acd 12; acn 31337647;
acs 60; bm Bf6; ce -3; id "WCSACM.0936"; pv Bd5 d6 Rd3 Kh8 Rfd1 Bd7 Qh4 Rc8 Be7
Rxc2 Bxd6 Bb5;
1k1r2r1/p1p3q1/2p2p2/3pn3/1P1b2bB/1QN5/P4PPP/1R2RBK1 b - - acd 11; acn 29065578;
acs 62; bm Nf3+; ce 102; id "WCSACM.0996"; pv Bf5 Ne2 Bb6 Ra1 Nd3 Red1 Qg4 Bg3
Nxb4 Nd4 Bxd4 Qxb4+;
k1q1bbrr/1p3pp1/p7/5n1n/PP2N2p/1NP5/1BB1Q1PP/2R2R1K b - - acd 10; acn 26606826;
acs 60; bm Bb5; ce -62; id "WCSACM.0582"; pv Bxa4 Nd4 Bxc2 Rxc2 g6 b5 a5 Ra1 Qc7
Nb3 b6;
rn1qr1k1/pbp2pb1/1p4p1/3p4/3P4/2NBPN2/PPQ2PP1/R3K2R w KQ - acd 10; acn 26745713;
acs 61; bm Bxg6; ce -31; id "WCSACM.0965"; pv O-O-O Nd7 Kb1 c5 Nb5 Re6 Rc1 Rc6
Qd2 cxd4 Rxc6 Bxc6 Nbxd4;




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