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Subject: Re: A tough testposition ...... Rxe2!

Author: George Tsavdaris

Date: 16:34:19 05/26/03

Go up one level in this thread


On May 26, 2003 at 18:56:45, John Merlino wrote:

>On May 26, 2003 at 17:46:55, bobby palacios wrote:
>
>>[d] 4rk2/3R4/p4q2/2r2p1Q/8/2p5/P1RnBK1P/8 b - - 0 43
>>
>>Taken from Nejmet 3.06 vs List 5.04 (game in 150), p4 2.47 ghz.
>>..Ne4 also wins, but ..Rxe2! is more convincing.
>
>It takes a while, but CM9000 (default personality on a P4 2.4) finds Rxe2 in
>just over eight minutes:

CM9000-Mate on a P4 1.5 GHz with 32 MiB hash tables finds it
in 1:54.

Time	Depth	Score	Positions	Moves
0:27	1/9	-1.95	3214044		1...Nd2-e4+ 2.Kf2-f1 f5-f4 3.Qh5-f3
					Qf6-h4 4.Rd7-d4 Rc5-e5 5.Rd4xe4
					Re5xe4 6.Qf3xc3 Re4xe2 7.Rc2xe2
					Re8xe2 8.Kf1xe2 Qh4xh2+ 9.Ke2-f3
1:22	1/10	-1.92	9716534		1...Nd2-e4+ 2.Kf2-g2 f5-f4 3.Rd7-d5
					Rc5xd5 4.Qh5xd5 Qf6-g6+ 5.Kg2-f1
					Ne4-d2+ 6.Rc2xd2 c3xd2 7.Qd5xd2
					Qg6-e4 8.Qd2-d6+ Kf8-g8 9.Qd6xa6
					Qe4-h1+ 10.Kf1-f2 Qh1xh2+ 11.Kf2-f1
					Qh2-h1+ 12.Kf1-f2
1:54	1/10	-1.99	13646701	1...Re8xe2+ 2.Qh5xe2 Rc5-c4 3.Rd7xd2
					Rc4-f4+ 4.Kf2-g2 c3xd2 5.Rc2-c8+
					Kf8-g7 6.Rc8-c7+ Kg7-g6 7.Qe2-e8+
					Kg6-g5 8.Qe8-g8+ Qf6-g6 9.Qg8xg6+
					Kg5xg6 10.Rc7-d7
6:20	1/11	-3.49	32033537	1...Re8xe2+ 2.Qh5xe2 Rc5-c4 3.Rd7-d3
					Rc4-f4+ 4.Kf2-e1 Qf6-h4+ 5.Ke1-d1
					Rf4-f1+ 6.Qe2xf1 Nd2xf1 7.Rd3xc3
					Qh4-d4+ 8.Kd1-c1 Qd4-f4+ 9.Kc1-b2
					Nf1xh2 10.Rc3-c8+ Kf8-f7 11.Rc8-c7+
					Kf7-f6



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