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Subject: Re: Open that File..!

Author: John Merlino

Date: 12:10:35 12/02/02

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On December 02, 2002 at 13:18:30, Art Basham wrote:

>Here I am playing white and lost...
>Black played ....h5, and went on to win...!
>
>[D]r1b1k1nr/pppp1ppp/1b6/4n3/4P3/1N4Pq/PPP1BP1P/RNBQ1RK1 b kq - 0 9
>
>I am wondering if any chess programs or engines play h7-h5 here?
>
>If so, it always leads to an exciting game!
>
>Art

CM9000, on a P3-733, prefers Nf6 with a very large score after several minutes.
However, it does prefer h5 for a brief amount of time (between 25 and 55
seconds):

Time	Depth	Score	Positions	Moves
0:00	1/3	0.54	1313		9...Nf6 10.Nc3 d6 11.Bf4
0:00	1/4	0.36	3425		9...Nf6 10.Nc3 d6 11.Bg5 O-O 12.Bxf6
					gxf6
0:00	1/5	-0.32	28295		9...Nf6 10.N1d2 O-O 11.Nf3 d6 12.Nxe5
					dxe5
0:01	1/6	-0.32	60600		9...Nf6 10.N1d2 d6 11.Nf3 O-O 12.Nxe5
					dxe5
0:02	1/7	-0.37	143323		9...Nf6 10.N1d2 O-O 11.a4 d6 12.a5
					Nfg4
0:05	1/8	-0.72	428427		9...Nf6 10.N1d2 d6 11.Nf3 Nxf3+
					12.Bxf3 Ng4 13.Bxg4 Bxg4 14.Qd5
					O-O 15.Qxb7
0:23	1/9	-1.18	2043327		9...Nf6 10.Nd4 Bxd4 11.Qxd4 Nfg4
					12.Bxg4 Nxg4 13.Re1 Qxh2+ 14.Kf1
					c5 15.Qd2 O-O 16.Nc3 d5 17.exd5
					Qh1+ 18.Ke2
0:25	1/9	-1.23	2255166		9...h5 10.Nd4 Bxd4 11.Qxd4 Ng4
					12.Bxg4 hxg4 13.Re1 Qxh2+ 14.Kf1
					Qh1+ 15.Ke2 Qf3+ 16.Kd2 Rh2 17.Re2
					Qf6 18.e5
0:39	1/10	-0.95	3683463		9...h5 10.Be3 Ng4 11.Bxg4 hxg4
					12.Re1 Qxh2+ 13.Kf1 Qh1+ 14.Ke2
					Qxe4 15.Kd2 Qd5+ 16.Bd4+ Ne7 17.Qxg4
					d6 18.Qxg7
0:55	1/10	-1.36	5101132		9...Nf6 10.g4 d6 11.Bf4 Bxg4 12.Bg3
					Bxe2 13.Qxe2 O-O 14.Nc3 a6 15.Kh1
2:02	2/11	-1.65	11160388	9...Nf6 10.g4 d5 11.Bf4 Ng6 12.Bg5
					Nxg4 13.Bxg4 Bxg4 14.Qxd5 Be2 15.N1d2
					O-O
7:20	3/12	-1.91	42884149	9...Nf6 10.Nd4 Bxd4 11.Qxd4 Nfg4
					12.Bxg4 Nxg4 13.Re1 Qxh2+ 14.Kf1
					d6 15.Ke2 Ne5 16.Bf4 Qh5+ 17.Ke3
					c5 18.Qc3 Qf3+ 19.Kd2 Qxf2+ 20.Kc1
13:18	4/13	-2.31	82377788	9...Nf6 10.Nd4 Bxd4 11.Qxd4 Nfg4
					12.Bxg4 Nxg4 13.Re1 Qxh2+ 14.Kf1
					d6 15.Ke2 Ne5 16.Bf4 Qh5+ 17.Ke3
					Qf3+ 18.Kd2 c5 19.Qc3 Qxf2+ 20.Kc1
					O-O 21.Bxe5 dxe5

jm



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