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Subject: Re: Bad Endgame by Chess Tiger 2004 - with Diagram

Author: John Merlino

Date: 11:53:01 10/25/04

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On October 25, 2004 at 14:43:20, Eduard Nemeth wrote:

>[D]8/2p4p/2p5/1p2k1p1/p1n5/P1PKNPPP/1P6/8 b - - 0 1

CM9_SKR on an AMD 2500 will still play Nxb2 after a six-minute search:

Time	Depth	Score	Positions	Moves
0:00	1/3	-1.59	696		1...Nxb2+ 2.Ke2 Nc4 3.Nxc4+ bxc4
					4.Ke3
0:00	1/4	-1.55	1777		1...Nxb2+ 2.Ke2 Nc4 3.Nxc4+ bxc4
					4.Ke3 Kd5
0:00	1/5	-1.55	3298		1...Nxb2+ 2.Ke2 Nc4 3.Nxc4+ bxc4
					4.Ke3 Kd5 5.f4
0:00	1/6	-1.58	10613		1...Nxb2+ 2.Ke2 h5 3.g4 hxg4 4.fxg4
					Nc4
0:00	1/7	-1.55	22951		1...Nxb2+ 2.Ke2 c5 3.f4+ gxf4 4.gxf4+
					Kxf4 5.Nd5+ Kg3 6.Nxc7 Nc4 7.Nxb5
					Kxh3
0:00	1/8	-1.51	56987		1...Nxb2+ 2.Kc2 Nc4 3.Nxc4+ bxc4
					4.Kd2 c5 5.Ke3 h5 6.h4 gxh4 7.f4+
					Kf5 8.gxh4
0:00	1/9	-1.54	91511		1...Nxb2+ 2.Ke2 h5 3.h4 gxh4 4.gxh4
					c5 5.Nf1 Nc4 6.Ng3 Nxa3 7.Nxh5
0:00	2/10	-1.63	162490		1...Nxb2+ 2.Kc2 Nc4 3.Nxc4+ bxc4
					4.Kd2 h5 5.Ke3 h4 6.f4+ gxf4+ 7.gxf4+
					Kf5 8.Kf3 c5 9.Ke3
0:00	3/11	-1.59	265258		1...Nxb2+ 2.Kc2 Nc4 3.Nxc4+ bxc4
					4.Kd2 h5 5.Ke3 h4 6.f4+ gxf4+ 7.gxf4+
					Kf5 8.Kf3 c5 9.Ke3 c6
0:01	4/12	-1.76	564156		1...Nxb2+ 2.Kc2 Nc4 3.Nxc4+ bxc4
					4.Kd2 h5 5.Ke3 h4 6.f4+ gxf4+ 7.gxf4+
					Kf5 8.Kf3 c5 9.Ke3 c6 10.Kf3
0:02	5/13	-1.51	1114571		1...Nxb2+ 2.Kc2 Nc4 3.Nxc4+ bxc4
					4.Kd2 Kf5 5.Ke3 c5 6.f4 gxf4+ 7.gxf4
					c6 8.Kf3 h6 9.Ke3 h5 10.h4
0:07	6/14	-1.51	2695234		1...Nxb2+ 2.Kc2 Nc4 3.Nxc4+ bxc4
					4.Kd2 Kf5 5.Ke3 c5 6.f4 gxf4+ 7.gxf4
					c6 8.Kf3 h6 9.Ke3 h5 10.h4
0:14	7/15	-1.63	5778291		1...Nxb2+ 2.Kc2 Nc4 3.Nxc4+ bxc4
					4.Kd2 Kf5 5.Ke3 c5 6.f4 gxf4+ 7.gxf4
					c6 8.Kf3 h6 9.Ke3 h5 10.Kf3 h4
					11.Ke3
0:32	8/16	-1.63	12489604	1...Nxb2+ 2.Kc2 Nc4 3.Nxc4+ bxc4
					4.Kd2 Kf5 5.Ke3 c5 6.f4 gxf4+ 7.gxf4
					c6 8.Kf3 h6 9.Ke3 h5 10.Kf3 h4
					11.Ke3
1:11	9/17	-1.38	27690159	1...Nxb2+ 2.Kc2 Nc4 3.Nxc4+ bxc4
					4.Kd2 Kf5 5.Ke3 c5 6.f4 gxf4+ 7.gxf4
					c6 8.Kf3 h6 9.Ke3 h5 10.Kf3 h4
					11.Ke3 Ke6 12.Ke4
3:28	10/18	-1.38	77990522	1...Nxb2+ 2.Kc2 Nc4 3.Nxc4+ bxc4
					4.Kd2 Kf5 5.Ke3 c5 6.f4 gxf4+ 7.gxf4
					c6 8.Kf3 h6 9.Ke3 h5 10.Kf3 h4
					11.Ke3 Ke6 12.Ke4

jm



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