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Subject: Re: Tiger 15 loss to List 5.0 test position

Author: Harald Faber

Date: 20:55:42 11/18/02

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On November 18, 2002 at 15:32:56, K. Burcham wrote:

>I am still analysing this game. List was agressive from the start.


And the opening was a desaster for white...


>Black has advantage in this position. 28.exf3 losses  the Queen  for Tiger 15.


Not directly, it is rook plus bishop for the queen. Tiger calculated for several
minutes in this position and found this move better than Kf1 which is not much
better after 28...Nd4!


>I will find more later, but for now does your program play 28.exf3 in this
>position?


I do not think that 28.Kf1 is stronger and avoids the loss.


>kburcham
>
> [D] 4r3/1R4pk/6p1/p1P2p2/P1q1rB2/2P2nPP/2Q1PR2/6K1 w - - 0 1
>
>28.exf3 Re1+ 29.Kg2 R8e2 30.Qxe2 Rxe2 31.Rc7 Rxf2+ 32.Kxf2 Qxa4 33.Be5 Qc2+
>34.Ke3 Qc1+ 35.Ke2 Qc2+ 36.Ke3
>  =  (0.00)   Depth: 15/39   00:00:26  42948kN
>28.exf3 Re1+ 29.Kg2 R8e2 30.Qxe2 Rxe2 31.Rc7 Rxf2+ 32.Kxf2 Qxa4 33.Be5 Qc2+
>34.Ke3 Qc1+ 35.Ke2 Qc2+ 36.Ke3
>  =  (0.00)   Depth: 16/40   00:00:51  83703kN
>28.exf3 Re1+ 29.Kg2 R8e2 30.Qxe2 Rxe2 31.Rc7 Re1 32.Bd2 Re6 33.h4 Qxa4 34.c4 Qa1
>35.c6 Qa4 36.Bc3 Rxc6 37.Rxg7+
>  =  (-0.19)   Depth: 17/44   00:02:00  196318kN
>28.Kf1!
>  =  (-0.16)   Depth: 17/44   00:10:16  991788kN
>28.Kf1 Nd4 29.Qd3 Qd5 30.Rf3 Qxb7 31.cxd4 Rxe2 32.Qxe2 Rxe2 33.Kxe2 Qb2+ 34.Kd3
>Qb3+ 35.Ke2
>  =  (-0.09)   Depth: 17/44   00:13:21  1297397kN
>28.Kf1 Nd4 29.Qd3 Qd5 30.Rf3 Qxb7 31.cxd4 Rxe2 32.Qxe2 Rxe2 33.Kxe2 Qb2+ 34.Kd3
>Qb3+ 35.Ke2 Qxa4 36.Rd3
>  =  (-0.16)   Depth: 18/60   00:25:56  2517968kN



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