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Subject: Re: Good Test Move

Author: John Merlino

Date: 23:02:09 04/11/03

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On April 11, 2003 at 20:23:17, Art Basham wrote:

>Here white wins and plays
>1. Bxh7+...
>
>[D]4rrk1/2q2ppp/p1b1p3/1p1pP1B1/2n5/P1PB4/1P2QPPP/R3R1K1 w - - 0 1
>
>It looks like a possible mate in 11...!

Chessmaster 9000, on a P3-733, finds Bxh7+ in 36 seconds:

Time	Depth	Score	Positions	Moves
0:00	1/4	0.17	9314		1.Rad1 Nxe5 2.Bf4 f6 3.Qh5
0:00	1/4	0.58	14060		1.Qh5 h6 2.Bxh6 gxh6 3.Qxh6 f5
					4.exf6ep Nxb2
0:00	1/4	0.74	19963		1.Qc2 Kh8 2.Bxh7 Nxe5 3.Bd3 Nxd3
					4.Qxd3
0:00	1/4	0.91	27552		1.Bh4 Bb7 2.b3 Nb6 3.Qh5
0:00	1/5	0.75	39316		1.Bh4 Bb7 2.b3 Nb6 3.Qc2
0:01	1/6	0.87	82650		1.Bh4 Bb7 2.a4 bxa4 3.Rxa4 Rc8
					4.Bg5
0:02	1/7	0.78	200230		1.Bh4 h6 2.b3 Nb6 3.Qc2 Nd7 4.Bg3
					Nc5
0:09	1/8	0.91	614766		1.Bh4 h6 2.b3 Nb6 3.Bc2 Nd7 4.Qd3
					f5 5.Qe3
0:13	1/8	1.32	896313		1.Qh5 h6 2.Bxh6 gxh6 3.Qxh6 f5
					4.exf6ep e5 5.Qg5+ Kh8 6.Bg6 Nxb2
					7.Qh5+ Kg8 8.Bxe8 Rxe8
0:28	1/9	1.17	2274788		1.Qh5 f5 2.exf6ep gxf6 3.Bh6 Nxb2
					4.Bf1 Rf7 5.Qg4+ Kh8 6.Rxe6 Rxe6
					7.Qxe6 Nc4 8.Re1 Nxa3
0:36	1/9	5.90	3058182		1.Bxh7+ Kxh7 2.Qh5+ Kg8 3.Bf6 Nxe5
					4.Rxe5 Qxe5 5.Bxe5 f6 6.Bd6 Rf7
					7.Rd1 e5
0:40	1/10	6.60	3516186		1.Bxh7+ Kxh7 2.Qh5+ Kg8 3.Bf6 Qxe5
					4.Bxe5 f6 5.Bf4 Nxb2 6.Bd6 Rf7
					7.Qh3 e5

jm



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