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Subject: Re: Test Your Engines..!

Author: Ed Schröder

Date: 11:00:26 03/19/02

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On March 19, 2002 at 08:54:56, Martin Giepmans wrote:

>On March 18, 2002 at 16:43:18, Art Basham wrote:
>
>>Here a good chess program  will play d4-d5
>>rather quickly...(making way for QXP check in the next move)!
>>
>>[D]r4rk1/pqpnnppp/1p2p3/8/3P4/2Q1PPB1/PP2NP1P/3R1KR1 w - -
>>
>>Nejmet, Pepito, Phalanx, & Tao_5 all found it rather quickly,
>>but most of my engines loaded in the Chess Arena "failed the test"...etc!
>
>Hmmm, after 5 minutes my engine still wants to play Qxc7.
>I discovered that is has no problem with the tactics, but
>it thinks that the position after Qxc7 etc is slightly better,
>compared to the position after d5 etc.
>Something wrong with the eval?

I don't think you have anything to worry about, mine plays 1.d5 almost instantly
but just look at the marginal score.

Ed

-------------------------------------------------------------------

00:00:02.2	0,76	9	517873	Qxc7 Qxc7 Bxc7 Rfc8 Rc1 Nd5 Bd6 Rxc1+
00:00:03.7	0,84	9	1238744	d5 f6 dxe6 Nc5 b4 Nxe6 Qc4 Qc8
00:00:07.2	0,77	10	3833456	d5 e5 Bxe5 Nxe5 Qxe5 Ng6 Qh5 Rfe8
00:00:13.2	0,76	11	8049866	d5 e5 Bxe5 Nxe5 Qxe5 Ng6 Qh5 Rfe8
00:00:27.7	0,76	12	18069027	d5 e5 Bxe5 Nxe5 Qxe5 Ng6 Qc3 Rae8
00:01:09.7	0,76	13	48972844	d5 e5 Bxe5 Nxe5 Qxe5 Ng6 Qc3 Rfd8
00:02:48.7	0,76	14	122007048	d5 e5 Bxe5 Nxe5 Qxe5 Ng6 Qc3 Rad8
00:08:22.9	0,75	15	372999489	d5 e5 Bxe5 Nxe5 Qxe5

Rebel Century 4, A-1400



>Martin



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