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Subject: Re: Interessting position to check the evaluation for little amateur-engines

Author: John Merlino

Date: 14:29:59 11/28/04

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On November 28, 2004 at 11:52:08, Daniel Mehrmannn wrote:

>Hallo all,
>This position is not a wining position or a tactical trick. But i think for
>little engine, my engine for example its very interessting to check the eval in
>this position. Its a typical middle game pos.
>
>Which engine want to play the crazy move Nxe4 too ?

For reference, CM9_SKR on a P4-2.4 prefers h3 with a decent advantage for White:

Time	Depth	Score	Positions	Moves
0:00	1/5	0.07	11864		1.f3 exf3 2.Rxc8+ Rxc8 3.Rxc8+
					Bxc8 4.Nxf3 Qc6
0:00	1/5	0.60	13806		1.Qxb7 Rcb8 2.Qc7 Qxc7 3.Rxc7 Rxb2
0:00	1/6	0.48	34112		1.Qxb7 Rcb8 2.Qc7 Qxc7 3.Rxc7 Rxb2
					4.h3
0:00	1/6	0.77	49672		1.h3 Be6 2.Rxc8+ Rxc8 3.Rxc8+ Bxc8
					4.Qa4 a6 5.Qe8+ Qf8
0:00	1/7	0.74	93210		1.h3 Bf5 2.Qxb7 Rcb8 3.Qc7 Qxc7
					4.Rxc7 Rxb2
0:01	1/8	0.42	225934		1.h3 Be6 2.Rxc8+ Rxc8 3.Rxc8+ Bxc8
					4.Qa4 a6 5.Qe8+ Qf8 6.Qe5 Be6 7.Nb3
0:02	1/9	0.42	572106		1.h3 Be6 2.Rxc8+ Rxc8 3.Rxc8+ Bxc8
					4.Qa4 a6 5.Qe8+ Qf8 6.Qe5 Qd8 7.f3
					exf3 8.Nxf3
0:05	2/10	0.43	1299930		1.h3 Be6 2.Rxc8+ Rxc8 3.Rxc8+ Bxc8
					4.Nb1 b6 5.Nc3 Be6 6.Qa4 Qe7 7.Qc6
0:12	2/11	0.38	2901102		1.h3 Be6 2.Rxc8+ Rxc8 3.Rxc8+ Bxc8
					4.Nb1 b6 5.Nc3 Be6 6.Qa4 Qe7 7.Qc6
					Qd8
0:30	2/12	0.40	7040290		1.h3 Be6 2.Rxc8+ Rxc8 3.Rxc8+ Bxc8
					4.Qa4 a6 5.Qe8+ Qf8 6.Qe5 Qd8 7.Nb3
					b6 8.Qb8 a5 9.Qe5
1:05	3/13	0.37	15761046	1.h3 Be6 2.Rxc8+ Rxc8 3.Rxc8+ Bxc8
					4.Qa4 a6 5.Qe8+ Qf8 6.Qe5 Qd8 7.Nf1
					Be6 8.Ng3 b6 9.Nh5 Qf8
2:48	3/14	0.62	37500232	1.h3 Be6 2.Rxc8+ Rxc8 3.Rxc8+ Bxc8
					4.Qa4 a6 5.Qe8+ Qf8 6.Qe5 Qd8 7.Qb8
					Qf8 8.Nb3 Qe8 9.Qc7 Qd7 10.Qc5

jm



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