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Subject: Re: Test position

Author: John Merlino

Date: 08:06:50 11/16/02

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On November 16, 2002 at 10:34:14, Steffen Basting wrote:

>Hi!
>A position of a game I played:
>[D] 4n3/2q3kb/1p6/2p1P1p1/1PPp1QNb/7B/7P/B5K1 w - - 0 1
>
>How long does it take your engine to play Nf6 and then Fail Low on it?
>
>Regards, Steffen

Good position. CM9000, on a P3-733, plays Nf6 from the beginning, fails low at
54 seconds, and does not choose another move (Qf3) until 6:39. Brutal....

Time	Depth	Score	Positions	Moves
0:01	1/6	-0.11	57349		1.Qf1 Qf7 2.Qxf7+ Kxf7 3.Nh6+ Kf8
					4.Bf5 Bxf5 5.Nxf5
0:00	1/3	0.61	1670		1.Nf6 Qf7 2.Nxe8+ Qxe8 3.Qf6+ Kg8
					4.Qxb6
0:00	1/4	0.91	4322		1.Nf6 Bg6 2.Nxe8+ Bxe8 3.Qf6+ Kg8
0:00	1/5	0.82	11516		1.Nf6 Bg6 2.Nxe8+ Bxe8 3.Qf6+ Kg8
					4.Be6+ Bf7 5.Bd5 Bxd5 6.cxd5
0:00	1/6	0.82	34137		1.Nf6 Bg6 2.Nxe8+ Bxe8 3.Qf6+ Kg8
					4.Bg2 Bf7 5.Bd5 Bxd5 6.cxd5
0:01	1/7	0.82	81811		1.Nf6 Bg6 2.Nxe8+ Bxe8 3.Qf6+ Kg8
					4.Be6+ Bf7 5.Bd5 Bxd5 6.cxd5
0:02	1/8	0.82	154080		1.Nf6 Bg6 2.Nxe8+ Bxe8 3.Qf6+ Kg8
					4.Be6+ Bf7 5.Bd5 Qa7 6.Bb2 Qd7
0:04	1/9	0.67	367776		1.Nf6 Bg6 2.Nxe8+ Bxe8 3.Qf6+ Kg8
					4.Bf5 Qg7 5.Qxb6 Qxe5 6.Qe6+ Qxe6
					7.Bxe6+ Bf7 8.Bxf7+ Kxf7 9.bxc5
0:09	2/10	0.67	815044		1.Nf6 Bg6 2.Nxe8+ Bxe8 3.Qf6+ Kg8
					4.Bf5 Qg7 5.Qxb6 Qxe5 6.Qe6+ Qxe6
					7.Bxe6+ Kf8 8.bxc5 d3
0:24	3/11	0.12	2170297		1.Nf6 gxf4 2.Nxe8+ Kh6 3.Nxc7 f3
					4.Bxd4 cxd4 5.Bg4 Kg5 6.Bxf3 Kf4
					7.Be2 Kxe5
0:54	4/12	-4.79	4976974		1.Nf6 gxf4 2.Nxe8+ Kh6 3.Nxc7 f3
					4.Bf1 Be4 5.h3 Bg3 6.Be2 fxe2 7.Bc3
					dxc3
6:39	4/12	-0.26	33613583	1.Qf3 Bg8 2.Bf1 Qf7 3.Kg2 Qxf3+
					4.Kxf3 Be1 5.bxc5 bxc5 6.Bd3 Bf7
					7.Nf2 Bh5+ 8.Kg3 Nc7

jm



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