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Subject: Re: Good 7 or 8 ply test move

Author: John Merlino

Date: 14:27:57 07/07/02

Go up one level in this thread


On July 07, 2002 at 11:46:57, Art Basham wrote:

>[D]r3k2r/4n1pp/p2b1p2/Q7/2Bp4/5P1q/PP1B1P1P/R3R1K1 w - -
>
>CM5000 finds RxN+ in 7 ply.
>WChess takes 8 ply

Chessmaster 9000 sees the winning move in three seconds on a PIII-600:

Time	Depth	Score	Positions	Moves
0:00	1/3	0.00	1695		1.f4 Qg4+ 2.Kh1 Qf3+ 3.Kg1 Qg4+
0:00	1/4	0.04	5582		1.f4 Qg4+ 2.Kf1 Qh3+ 3.Ke2 Kf8
					4.Kd1 Qxh2
0:01	1/5	0.00	22873		1.f4 Qg4+ 2.Kf1 Qh3+ 3.Kg1
0:02	1/6	0.00	73646		1.f4 Qg4+ 2.Kf1 Qh3+ 3.Kg1
0:03	1/6	0.56	147504		1.Rxe7+ Kxe7 2.Re1+ Kd7 3.Qa4+
					Kd8 4.Ba5+ Bc7 5.Bxc7+ Kxc7 6.Re7+
					Kd8 7.Rxg7
0:04	1/7	1.38	276428		1.Rxe7+ Kxe7 2.Re1+ Kd7 3.Qa4+
					Kd8 4.Ba5+ Bc7 5.Bxc7+ Kxc7 6.Qa5+
					Kc6 7.Qd5+ Kb6 8.Re6+ Kc7 9.Bxa6
0:10	1/8	4.05	810720		1.Rxe7+ Bxe7 2.Re1 Qd7 3.Bb4 Ra7
					4.Bxe7 Qxe7 5.Rxe7+ Rxe7 6.Bxa6
					Kf7 7.Bc4+ Kg6
0:19	1/9	5.12	1520320		1.Rxe7+ Bxe7 2.Re1 Qd7 3.Bb4 Ra7
					4.Bxe7 Qxe7 5.Rxe7+ Rxe7 6.Qxa6
					Kf8 7.Qc8+ Re8 8.Qc5+ Re7 9.Qxd4
0:48	1/10	5.89	4056715		1.Rxe7+ Bxe7 2.Qd5 Ra7 3.Qf7+ Kd8
					4.Ba5+ Rc7 5.Be6 Qh6 6.Bxc7+ Kxc7
					7.Qxe7+ Kb6 8.Qd6+ Kb7 9.Qb4+ Kc6
					10.Qxd4

jm



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