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Subject: Re: Can your program find this? Probably NOT

Author: John Merlino

Date: 15:02:40 07/18/02

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On July 17, 2002 at 17:06:42, Joshua Lee wrote:

>Szabo,L - Sigurjonsson,G
>[D] 1br1r1k1/1b1q1pp1/p1p2n1p/1p2n3/1P6/PNN1P3/2QBBPPP/4RRK1 b - - 0 1
>
>Black to play 21...c5!! 22 Nxc5 RxN! 23 pxR Nf3+! 24 Bxf3 BxB 25 Ne2 Ne5

Chessmaster 9000 needs two seconds on a PIII-600, but it prefers the Knight
check (Nf3+) instead of sacrificing the Rook. Is it possible that there is an
error in your position, as 25...Ne5 is not a legal move? Or did you mean
25...Ne4?

Time	Depth	Score	Positions	Moves
0:00	1/3	-0.10	1186		1...Rcd8 2.Rd1 Nc4 3.Nc5 Nxa3
0:00	1/4	-0.10	3644		1...Rcd8 2.Rd1 Nc4 3.Nc5 Nxa3
0:00	1/5	0.11	13345		1...Rcd8 2.Rd1 Nc4 3.Nc5 Qe7
0:00	1/5	0.05	22811		1...Neg4 2.Bxg4 Nxg4 3.f4 Rcd8
					4.Nd4
0:01	1/6	0.19	59217		1...Neg4 2.Nc5 Bxh2+ 3.Kh1 Qc7
					4.Nxb7 Qxb7 5.f3 Bg3 6.fxg4 Bxe1
					7.Rxe1
0:01	1/6	0.14	66942		1...Ba7 2.Nc5 Bxc5 3.bxc5 Rcd8
					4.Rd1 Nd3
0:01	1/6	0.04	80779		1...Rcd8 2.Rd1 Neg4 3.g3 Ne5 4.Nc5
0:02	1/6	-0.58	116716		1...c5 2.bxc5 Nf3+ 3.Bxf3 Qc7 4.g3
					Bxf3 5.Nd4
0:03	1/7	-0.53	191212		1...c5 2.bxc5 Nc4 3.Rd1 Qc7 4.f4
					Nxe3 5.Bxe3 Rxe3 6.Qd2 Rce8
0:08	1/8	-0.63	483624		1...c5 2.Nxc5 Nf3+ 3.Bxf3 Qd6 4.g3
					Bxf3 5.e4 Red8 6.Bf4
0:15	1/9	-0.21	1006265		1...c5 2.Nxc5 Nf3+ 3.Bxf3 Qd6 4.g3
					Bxf3 5.e4 Ba7 6.Bf4 Qc6
0:49	1/10	-0.39	3379934		1...c5 2.Nxc5 Nf3+ 3.Bxf3 Qd6 4.g3
					Bxf3 5.e4 Ba7 6.Re3 Bg4 7.Rd3
2:01	2/11	-0.14	8820441		1...c5 2.Nxc5 Nf3+ 3.Bxf3 Qc7 4.g3
					Bxf3 5.e4 Ba7 6.Re3 Bg4 7.Nxa6
					Qc4 8.Nc5 Bxc5 9.bxc5 Rxc5

jm



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