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Subject: Re: Can any program solve these 6 positions using 12 minutes of time each?

Author: blass uri

Date: 23:21:18 05/14/99

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On May 15, 1999 at 02:00:21, blass uri wrote:

>
>On May 14, 1999 at 14:11:31, Dann Corbit wrote:
>
>>On May 13, 1999 at 23:26:51, blass uri wrote:
>>>
>>>On May 13, 1999 at 14:03:30, Dann Corbit wrote:
>>>
>>>>r1bqkb1r/pp3ppp/2nppn2/6B1/3NP3/2N5/PPP2PPP/R2QKB1R w KQkq -; bm Qd2;
>>>>r1bqkb1r/ppp1pppp/1nn5/4P3/2PP4/8/PP4PP/RNBQKBNR w KQkq -; bm Be3;
>>>
>>>Junior5.4(P200MMX) finds Be3 after 9 seconds only to reject it after 47 seconds.
>>>It choose Nf3 after 47 seconds and does not changes its mind
>>Crafty chose Bb5 with an eval of 62 after 8 hours on a PII 300 MHz machine.
>>Do you have the pv for Nf3?  I would like to see it.
>
>pv for Nf3 after finising iteration 17:
>1.Nf3 Bf5 2.Be2 e6 3.0-0 Be7 4.c5 Nd5 5.Bb5 Ndb4
>+0.23 pawns for white
>It looked at 176677 knodes for finishing iteration 17  .

pv for Nf3 at depth 18
1.Nf3 Bg4 2.Be2 e6 3.Nc3 Be7 4.c5 Nd5 5.Nxd5 exd5 6.0-0 Bf5
+0.17 pawns for white
It looked at 292000 knodes for this pv (it rejected Be3 in this iteration).

Bb5 is not legal in the position.
probably crafty chose this move instead of Qd2 and not instead of Be3

Uri



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