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Subject: Re: Testposition - ..c4!

Author: Drexel,Michael

Date: 11:25:51 02/21/03

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On February 21, 2003 at 14:08:19, bobby palacios wrote:

>Taken from game 14 of my 24 game match at game in 2.5hrs between Fritz8 and
>Shredder 7.
>
>[D] 2r3k1/pp1b1pp1/3q1n1p/2pPR3/5P2/1PNQ4/P1B3PP/7K b - - 0 23
>
>In this seemingly equal position, Fritz 8 played the nice pawn sac ..c4!  How
>many programs will play ..c4 and give black a better position.  In the game
>Fritz 8 gave itself a 3/4 pawn advantage.


2r3k1/pp1b1pp1/3q1n1p/2pPR3/5P2/1PNQ4/P1B3PP/7K b - - 0 1

Analysis by Comet B55:

1. ³ (-0.68): 1...c4 2.Qd4 cxb3 3.Bxb3 a5 4.g3 Qxe5 5.fxe5 Rxc3
2. = (-0.06): 1...Re8 2.Rxe8+ Nxe8 3.Qh7+ Kf8 4.g3 Qxd5+ 5.Nxd5 Nf6
3. = (0.15): 1...Rc7
4. = (0.16): 1...Bg4
5. = (0.16): 1...a6 2.Ne4 Nxe4 3.Qxe4 Qxd5 4.Rxd5 Kf8
6. = (0.17): 1...b6
7. = (0.18): 1...Rd8
8. = (0.22): 1...Rb8
9. = (0.23): 1...Ra8

depth 13/39



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