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Subject: Re: Show this position to your engine

Author: John Merlino

Date: 07:50:05 08/22/03

Go up one level in this thread


On August 22, 2003 at 10:17:13, Mihaly Szalai wrote:

>[D]8/3p1P2/3Pp3/2p1P2K/p1p3P1/PpP3p1/1P3pP1/6k1 w - - 0 1
>
>White wins, but...

Good one! Chessmaster 9000, on a P4-2.4, needs 21 seconds to see that f8=R wins:

Time	Depth	Score	Positions	Moves
0:00	2/6	-0.33	5012		1.f8=Q f1=Q 2.Qe7 Qxg2 3.Qxd7 Qxb2
					4.Qxe6 Qxc3
0:00	3/7	-0.84	8493		1.f8=Q f1=Q 2.Qe7 Qxg2 3.Qxd7 Qxb2
					4.Qxe6 Qh2+ 5.Kg5
0:00	4/8	-0.97	15924		1.f8=Q f1=Q 2.Qe7 Qxg2 3.Qxd7 Qxb2
					4.Qxe6 Qh2+ 5.Kg5 b2
0:00	5/9	-0.32	37155		1.f8=Q f1=Q 2.Qxf1+ Kxf1 3.g5 Kxg2
					4.g6 Kf2 5.g7 g2 6.g8=Q g1=Q 7.Qf7+
					Ke3 8.Qxd7 Qh2+ 9.Kg5 Qxb2 10.Qxe6
					Qxc3
0:00	6/10	-0.32	60471		1.f8=Q f1=Q 2.Qxf1+ Kxf1 3.g5 Kxg2
					4.g6 Kf2 5.g7 g2 6.g8=Q g1=Q 7.Qf7+
					Ke3 8.Qxd7 Qh2+ 9.Kg5 Qxb2 10.Qxe6
					Qxc3
0:01	7/11	-0.81	321104		1.f8=Q f1=Q 2.Qe8 Qxg2 3.Qxd7 Qxb2
					4.Qxe6 Qh2+ 5.Kg6 Qh4 6.d7 b2 7.Qf5
					Kh2 8.e6
0:05	8/12	-1.08	871749		1.f8=Q f1=Q 2.Qe8 Qxg2 3.Qxd7 Qh2+
					4.Kg6 Qxb2 5.Qxe6 Qxc3 6.d7 Qd3+
					7.Kg5 b2 8.Qb6 Qe3+ 9.Kh4
0:19	9/13	0.00	3723847		1.f8=Q Kh2 2.Kh4 f1=Q 3.Qxf1
0:21	9/13	3.02	3994085		1.f8=R f1=Q 2.Rxf1+ Kxf1 3.g5 Kxg2
					4.g6 Kh3 5.g7 g2 6.g8=R Kh2 7.Rg4
					Kh1 8.Rh4+ Kg1 9.Rxc4 Kf2 10.Rf4+
					Kg3 11.Rg4+ Kf2
0:22	10/14	3.46	4415587		1.f8=R Kxg2 2.Kh4 f1=Q 3.Rxf1 Kxf1
					4.Kxg3 Ke1 5.g5 Kd2 6.g6 Kc1 7.g7
					Kxb2 8.g8=Q Kxa3 9.Qa8 b2 10.Qb7
0:25	11/15	4.06	5149338		1.f8=R Kxg2 2.Kh4 f1=Q 3.Rxf1 Kxf1
					4.Kxg3 Ke1 5.g5 Kd2 6.g6 Kc1 7.g7
					Kxb2 8.g8=Q Kxa3 9.Qa8 Kb2 10.Qxa4
0:35	12/16	3.70	7542003		1.f8=R Kxg2 2.Kh4 f1=Q 3.Rxf1 Kxf1
					4.Kxg3 Ke1 5.g5 Kd2 6.g6 Kc1 7.g7
					Kxb2 8.g8=Q Kxa3 9.Qc8 Kb2 10.Qxd7
					a3 11.Qxe6

jm



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