Author: John Merlino
Date: 13:09:40 11/01/03
Go up one level in this thread
On November 01, 2003 at 11:18:56, Cliff Sears wrote: >[d] r3k2r/ppp1bp1p/6q1/4R3/3P2b1/6Pp/PP3P2/RNB1Q1K1 b kq - > >Black to move > >Position from Chess Life (to Evan's Column) pg 9 november 2003 > >Why do some engines suggest Kd8?? Am I missing something? Smarthink out of the >ones >I tested is the only one to see Evan's suggested O-O-O > >Delfi, Gandalf, and Lambchop suggested Kd8. A couple of other >engines suggested O-O Chessmaster 9000, on a P4-2.4, needs 27 seconds to see O-O-O: Time Depth Score Positions Moves 0:00 1/3 -1.22 1266 1...Be6 2.Nc3 O-O-O 3.Nb5 0:00 1/4 0.15 4942 1...Be6 2.d5 Bc5 3.dxe6 Qxg3+ 4.Kf1 Qg2+ 5.Ke2 0:00 1/4 -0.29 12773 1...Qd6 2.Qe4 f6 3.Qxb7 fxe5 4.Qxa8+ Bd8 0:00 1/5 -0.14 16577 1...Qd6 2.Qe4 f6 3.Rc5 h2+ 4.Kxh2 0:00 1/6 -0.41 48580 1...Qd6 2.Qe4 Be6 3.Qxb7 Rd8 4.Be3 Qb6 0:00 1/6 -1.03 96939 1...h2+ 2.Kxh2 O-O-O 3.f3 Be6 4.d5 Qc2+ 5.Nd2 0:01 1/7 -0.96 303786 1...h2+ 2.Kxh2 O-O-O 3.f3 Bxf3 4.Qc3 Qf6 5.Rxe7 Qxe7 6.Qxf3 Rxd4 0:03 1/7 -1.04 532868 1...Kd8 2.Nc3 Bf6 3.Rb5 Re8 4.Be3 Bf3 5.Qd2 0:07 1/8 -0.96 1255713 1...Kd8 2.Bf4 Bd6 3.Nd2 Bd7 4.Rg5 Re8 5.Qd1 Qf6 0:16 1/9 -0.80 3011812 1...Kd8 2.Nc3 Bd6 3.Nd5 h2+ 4.Kxh2 Bf5 5.Re2 Bd3 6.Nf4 Bxf4 7.Bxf4 Bxe2 8.Qxe2 0:20 1/9 -1.27 3744178 1...h2+ 2.Kxh2 O-O-O 3.f3 Bxf3 4.Qe3 Bf6 5.Qxf3 Bxe5 6.dxe5 Qc2+ 7.Nd2 Rxd2+ 8.Bxd2 Qxd2+ 9.Qg2 0:27 1/9 -1.78 5061941 1...O-O-O 2.Rxe7 h2+ 3.Kg2 Bf3+ 4.Kxf3 Qc6+ 5.d5 Qxd5+ 6.Re4 Qxe4+ 7.Kxe4 Rhe8+ 8.Kf3 Rxe1 1:19 1/10 -2.30 15060816 1...O-O-O 2.Nc3 Bf6 3.Bf4 h2+ 4.Kxh2 Bxe5 5.Qxe5 Qh5+ 6.Kg1 Qxe5 7.Bxe5 Rhe8 8.Rc1 Bf3 jm
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