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Subject: Re: Test Position!! (easy)

Author: Bas Hamstra

Date: 07:11:52 02/07/05

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On February 06, 2005 at 23:37:15, Anthony Cozzie wrote:

>[D]q2r1rk1/4bpp1/4p1b1/1B2P2p/p1PB1R2/6Q1/1P4PP/R6K b - - 0 26
>
>How long does it take your favorite program to find the slick interposition >and the follow-up sacrifice Rxd4! with a good score for Black?
>
>anthony

Tao 5.7 sees it in 4 minutes, with a rather unconvincing score:

8.07	 0:01 	-0.57 	1...Be4 2.Be3 Rd3 3.c5 Rb3 4.Rxa4 Bxg2+ 5.Kg1 Qd5
9.01	 0:02 	-0.25 	1...Be4 2.Be3 Rd3 3.c5 Rb3 4.Bxa4 Rxb2 5.Rf2 Rfb8
10.01	 0:05 	 0.00 	1...Be4 2.Be3 Rd3 3.c5 Rb3 4.Rxa4 Bxg2+ 5.Kg1 Qd5
11.01	 0:15 	+0.10 	1...Be4 2.Bb6 Rd3 3.Qf2 g5 4.Rxe4 Qxe4 5.Re1 Qa8 6.c5
12.01	 0:28 	+0.04 	1...Be4 2.Bb6 Rd3 3.Qf2 Bg5 4.c5 Rb3 5.Rxa4 Bxg2+ 6.Kg1
13.01	 1:02 	+0.04 	1...Be4 2.Bb6 Rd3 3.Qf2 Bg5 4.c5 Rb3 5.Rxa4 Bxg2+ 6.Kg1
14.01	 4:27 	+0.10 	1...Be4 2.Qf2 Rxd4 3.Qxd4 Bxg2+ 4.Kg1 Rd8 5.Qb6 Bh1  15.01
8:33 	+0.12 	1...Be4 2.Qf2 Rxd4 3.Qxd4 Bxg2+ 4.Kg1 Rd8 5.Qb6 Bh1

Bas.



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