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Subject: Re: Can any engine with book off do a better job than Shredder at diagnosing

Author: Dann Corbit

Date: 11:14:11 04/20/04

Go up one level in this thread


On April 19, 2004 at 13:49:12, Dann Corbit wrote:

>... this position from the Evans Gambit?  Shredder has reduced the score to 0.13
>pawns and most engines I tried were much farther away from the true value.
>
>On the other hand, all the engines I did try eventually start a slow march
>downward with the score.  Some are wildly optimistic (thinking at first that
>they are two pawns ahead).
>
>[D]r1bqk1nr/pppp1ppp/2n5/b7/2BpP3/2P2N2/P4PPP/RNBQ1RK1 b kq - am dxc3; bm Nge7;

Long time analysis {looking for best 4 moves} by ChessMaster 9000 on AMD 64 bit
2.2 GHz machine:

Time	Depth	Score	Positions	Moves
12:55:00 7/16	-0.15	266815676	1...Nf6 2.e5 Ne4 3.Ba3 d5 4.exd6ep
					cxd6 5.Nxd4 O-O 6.Nxc6 bxc6 7.Qf3
					Nc5 8.Bxc5 dxc5 9.Qxc6 Rb8 10.Qxc5
					Bb7 11.Qxa7
5:35:35	6/15	-0.14	567080671	1...dxc3 2.Qb3 Qf6 3.e5 Qf5 4.Nxc3
					Nge7 5.Ba3 a6 6.Nd5 Nxd5 7.Bxd5
					b5 8.Rad1 Bb7 9.Nd4 Qf4 10.Nxc6
					dxc6
7:11:47	6/15	0.07	3308675103	1...Nge7 2.cxd4 d5 3.exd5 Nxd5
					4.Bg5 f6 5.Bd2 Bxd2 6.Qxd2 O-O
					7.Nc3 Be6 8.Rfe1 Bf7 9.Rab1
6:39:16	6/15	0.09	2360290508	1...d6 2.Qb3 Bb6 3.Ng5 Nh6 4.Bxf7+
					Kf8 5.Be6 Na5 6.Qa4 Qf6 7.Bxc8
					Rxc8 8.Nf3 Nc6 9.Bxh6 gxh6 10.Qb3

It is possible that some of the moves in the pvs are wrong.  I translated from
the figurine to Algebraic by hand.



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