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Subject: Re: Another test position

Author: Uri Blass

Date: 10:59:15 12/02/02

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On December 02, 2002 at 13:50:45, Christophe Drieu wrote:

>On December 02, 2002 at 13:28:25, Steffen Basting wrote:
>
>>Hi!
>>How long do your engines need to find Nc6! with a huge white advantage (at least
>>+2)?
>>[D] kb2r1qr/pp3b2/1p2p3/1Pn1pp1n/R2N2pP/1PN1BPP1/4PQB1/R4K2 w - - 0 1
>>
>>Regards, Steffen
>
>ChessTiger 15 Gambit agressive PIII 500 Mhz Hash=24Mb
>
>00:00:00.0	-3,80	1	57	Nc6 Nxa4 bxa4
>00:00:00.0	-1,94	1	97	Nc2 Nxa4 bxa4
>00:00:00.0	-1,94	1	159	Nc2 Nxa4 bxa4
>00:00:00.0	-2,58	2	188	Nc2 Nxa4 bxa4 gxf3 exf3
>00:00:00.0	-3,62	3	794	Nc2 Nxa4 bxa4 gxf3 Qxf3 Nxg3+ Kf2
>00:00:00.0	-3,62	4	1129	Nc2 Nxa4 bxa4 gxf3 Qxf3 Nxg3+ Kf2
>00:00:00.0	-2,72	5	2554	Nc2 Nxa4 Nxa4 gxf3 Nxb6#
>00:00:00.0	-2,98	5	5766	Nc2 gxf3 Bxc5 fxg2+ Kxg2 bxc5 Qf3
>00:00:00.1	-1,80	5	8257	Nc6 Nxa4 Nxa4 Nxg3+ Qxg3 bxc6 fxg4
>00:00:00.1	-1,50	6	11571	Nc6 Nxa4 Nxa4 Nxg3+ Qxg3 bxc6 fxg4
>00:00:00.2	-1,42	6	17599	Nxf5 exf5 Bxc5 bxc5 fxg4 Bxb3 gxh5 Bxa4 Rxa4
>00:00:00.2	-1,42	7	21843	Nxf5 exf5 Bxc5 bxc5 fxg4 Bxb3 gxh5 Bxa4 Rxa4
>00:00:00.4	-0,84	7	39186	Nc6 Nxa4 Nxa4 bxc6 Nxb6+ Kb7 bxc6+ Kxc6 fxg4+ e4 gxh5
>axb6 Bxb6 Bxg3
>00:00:00.7	-0,84	8	67720	Nc6 Nxa4 Nxa4 bxc6 Nxb6+ Kb7 bxc6+ Kxc6 fxg4+ e4 gxh5
>axb6 Bxb6 Bxg3
>00:00:01.8	-0,68	9	192927	Nc6 Nxa4 Nxa4 bxc6 fxg4 Bd6 Nxb6+ Kb8 Nd7+ Kc8 Rxa7
>Rd8
>00:00:05.2	-0,15	10	595519	Nc6 Nxa4 Nxa4 bxc6 bxc6 Bc7 Nxb6+ Bxb6 Bxb6 gxf3
>Rxa7+ Kb8 Rb7+ Ka8 Ra7+ Kb8
>00:00:10.8	-0,15	11	1271688	Nc6 Nxa4 Nxa4 bxc6 bxc6 Bc7 Nxb6+ Bxb6 Bxb6 gxf3
>Rxa7+ Kb8 Rb7+ Ka8 Ra7+ Kb8
>00:00:31.7	0,75	12	3814674	Nc6 Nxa4 Nxa4 bxc6 bxc6 Bc7 Nxb6+ Bxb6 Bxb6 gxf3
>Rxa7+ Kb8 Bd8 fxg2+ Kg1
>00:00:50.7	1,22	12	6012514	Nc6 Nxa4 Nxa4 bxc6 bxc6 Bc7 Nxb6+ Bxb6 Bxb6 Re7 c7
>Nxg3+ Qxg3 Kb7 Rxa7+
>00:01:26.6	1,22	13	10466599	Nc6 Nxa4 Nxa4 bxc6 bxc6 Bc7 Nxb6+ Bxb6 Bxb6 Re7 c7
>Nxg3+ Qxg3 Kb7 Rxa7+

You should give it more time.

The task was to see Nc6 with a score of at least +2 for white
+1.22 is not enough.

Uri



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