Author: stuart taylor
Date: 18:00:56 07/22/00
Go up one level in this thread
On July 22, 2000 at 20:10:36, Chris Carson wrote: >On July 22, 2000 at 15:19:50, Amir Ban wrote: > >>On July 22, 2000 at 13:41:06, blass uri wrote: >> >>>[D]r3rk2/1p6/2p3P1/4nP1p/pP2p3/P1B1NbPB/2P5/5RK1 w - - 0 1 >>> >>>Deeeper blue planned to go to this position in move 37 but did not do it >>> >>>at depth 7(6) after 3 seconds it planned to play Rd8-a8 in order to get this >>>position with evaluation of -24 >>> >>>Rd8-a8 failed low at depth 8(6) and deeper blue got evaluation of -54 >>> >>>Deeper blue solved the fail low problem with evaluation of -98 and changed its >>>mind to another move b5 with clearly better evaluation. >>> >>>It is interesting to compare evaluation of programs after b5(the move that was >>>played) and after Rd8-a8 the move that was not played to see if Deeper blue had >>>a good reason to fail low. >>> >>>Uri >> >>On 2x700 Mhz: >> >>38.Bxe5 (0.15) depth 18 00:02:15 127631kN >> >>38.Bxe5! (0.45) depth 19 00:02:58 211612kN >> >>Amir > >Very impressive and on only 2x700 HW. :) > >I hope we can see more of this. > >Best Regards, >Chris Carson Indeed! if we can see much more of this, then maybe that would indicate that DB was really not necesarily superior to todays software. But we should also test if other programs would know how to avoid things such as blocked positions etc. in the way as did DB in same positions, and if not, then the very next upgrades of software might solve them, and, somehow, overtake what Deeper Blue WAS. S.Taylor
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