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Subject: Re: a Position ,Simple ;-)

Author: John Merlino

Date: 12:17:16 11/07/05

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On November 07, 2005 at 13:33:54, A.G.B. Bluemers wrote:

>Hooking up autoplayer I expected to play a nice long game on the chessbase
>server with chesstiger.However nothing came of it,I got blasted away in a
>miniature.
>
>[D] r3kbnr/1b2qppp/p2pp3/1p6/4P3/1PN1BN2/1P2QPPP/2RR2K1 w kq -
>
>In this position white would like to play Nxb5,it does not work now
>but he can make it work with ...15 Ne5! and black is busted.
>Spike does a good job in this position,how well do other engines do?

CM9_R1 needs almost five minutes on an AMD 2500, but it does find it:

Time	Depth	Score	Positions	Moves
0:00	1/3	0.47	1402		1.Bb6 Nf6 2.Qd3 Qd7
0:00	1/4	0.57	4875		1.Bb6 Rc8 2.e5 Bxf3 3.Qxf3 dxe5
0:00	1/4	0.59	12417		1.e5 d5 2.Bb6 Rc8 3.Nd4
0:00	1/5	0.48	20169		1.e5 d5 2.Bb6 Rc8 3.Qe3 Qb4
0:00	1/6	0.65	50793		1.e5 d5 2.Bb6 b4 3.Na2 Rc8 4.Nd4
0:02	1/7	0.52	119714		1.e5 d5 2.Bb6 Rc8 3.Qd2 Nh6 4.Ne2
					Nf5
0:03	1/8	0.67	317850		1.e5 d5 2.Bb6 Rc8 3.Qd2 Rc6 4.Qe3
					Nh6 5.Ne2
0:06	1/9	0.48	948807		1.e5 d5 2.Bb6 Rc8 3.Qe3 Nh6 4.Nd4
					Qh4 5.Nce2 Ng4
0:14	1/10	0.51	3008444		1.e5 d5 2.Bb6 Rc8 3.Qe3 Nh6 4.Nd4
					Qh4 5.Nce2 Be7
0:48	1/11	0.46	11663676	1.e5 d5 2.Bb6 Rc8 3.Qe3 Nh6 4.Ne2
					Rxc1 5.Rxc1 Nf5 6.Qc3 Qb4
2:06	1/12	0.47	31731043	1.e5 d5 2.Bb6 Rc8 3.Qd2 Rc6 4.Ba5
					Nh6 5.Ne2 Nf5 6.Rxc6 Bxc6 7.Rc1
4:35	1/12	0.95	72536618	1.Ne5 Rc8 2.Nxb5 Rxc1 3.Rxc1 dxe5
					4.Nc7+ Kd8 5.Bb6 Kd7 6.Nxa6 Ke8
					7.Nc7+ Kd7 8.Qc4
9:43	1/13	2.00	160140602	1.Ne5 Rc8 2.Nxb5 Rxc1 3.Rxc1 dxe5
					4.Nc7+ Kd8 5.Nxa6 Qd6 6.Rd1 Nf6
					7.Bb6+ Ke8 8.Rxd6 Bxd6

jm



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