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Subject: Re: endgame blunder by DeepFritz7 - Not at Depth 18/62

Author: Hans Christian Lykke

Date: 01:41:00 11/23/02

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On November 22, 2002 at 23:45:01, Jay Hysenbeg wrote:

>8/4p3/4Q3/8/8/k1p3PP/1q3P1K/8 w - - 0 1
>wKh2,Qe6,Pf2,g3,h3/bKa3,Qb2,Pc3,e7
>
>is this a problem with my deepfritz7 or does this happen with your df7 too. mine
>fails to see that Qxe7 is a loosing line


Analysis by Deep Fritz 7 Depth 18/62

1.  (-0.31): 1.Qa6+ Kb3 2.Qe6+ Kc2 3.Qe2+ Kb1 4.Qd1+ Qc1 5.Qb3+ Ka1 6.Qa4+ Kb2
7.Qb4+ Kc2 8.Qxe7 Qd2 9.Qc5 Kd1
2.  (-0.50): 1.Qxe7+ Ka2 2.Qe6+ Qb3 3.Qa6+ Kb2 4.Qf6 Kb1 5.h4 c2 6.Qf5 Qb6
3.  (-0.87): 1.Qe3 Ka2 2.Qe6+ Qb3 3.Qxe7 c2
4.  (-1.12): 1.Kg1 Qb1+ 2.Kh2 Qb4 3.Qe2 Kb3 4.Qe6+ Kb2 5.Qe5 Qd6

(Lykke, DK-Albertslund 23.11.2002)



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