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Subject: Re: Ponder and timing test, game Zarkov-Crafty (for Robert)

Author: blass uri

Date: 13:10:33 08/31/99

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On August 31, 1999 at 15:03:35, blass uri wrote:

>On August 31, 1999 at 09:55:31, Frank Quisinsky wrote:
>
>>Hello Robert,
>>
>>my message from yesterday (PGN file and log file)
>>
>>OK, I looked in the debug and in the Crafty log file from this game.
>>Here the result ...Time from Zarkov (WinBoard debug file)
>>Time and data from Crafty (Crafty log file)
>>
>>The game Zarkov - Crafty, see the message from yesterday !
>>
>>AMD K6-3 450 MHz, WinBoard 4.0.3, Ponder = OFF,
>>Crafty 24/8 MB Hash, Zarkov 8 MB Hash
>>40 moves in 40 minutes !
>>Game from WT-5 tournament !
>>
>>01. e4     Book    c5     0:00     Book
>>02. Nf3    Book    e6     0:00     Book
>>03. d4     Book    cxd4   0:00     Book
>>04. Nxd4   Book    a6     0:00     Book
>>05. c4     Book    Nf6    0:00     Book
>>06. Nc3    Book    Bb4    0:00     Book
>>07. Bd3    Book    Qc7    0:00     Book
>>08. Bg5    1:18    Nxe4   1:13     n=  16619803  fh=93%  nps=227170
>>09. Bxe4   1:20    Qe5    1:13     n=  16352822  fh=93%  nps=223246
>>10. Qg4    1:40    Qxd4   1:13     n=  15797104  fh=92%  nps=216250
>>11. O-O    1:10    Bxc3   1:12     n=  16916879  fh=93%  nps=232342
>>12. bxc3   0:23    Qxc3   1:13     n=  17093473  fh=93%  nps=232690
>>13. Rac1   1:19    Qa3    1:12     n=  16699558  fh=93%  nps=230211
>>14. Bd2    1:18    O-O    1:12     n=  17424652  fh=93%  nps=238726
>>15. Rc3    2:36    Qe7    1:24     n=  22227509  fh=94%  nps=261654
>>16. Bg5    1:14    f6     7:12     n= 102831993  fh=98%  nps=237866
>>17. Rh3    1:14    g6     1:54     n=  26969530  fh=93%  nps=236139
>>18. Bxg6   1:13    fxg5   0:5476   n=  12945056  fh=94%  nps=236396
>>19. Bxh7+  1:13    Kh8    5:24     n=  80525749  fh=99%  nps=246256
>>20. Qh5    1:05    Qg7    1:23     n=  20300999  fh=96%  nps=242399
>>21. Bc2+   1:12    Kg8    0:1334   n=   3298176  fh=95%  nps=247239
>>22. Rg3    0:58    Nc6    0:1369   n=   2987276  fh=95%  nps=218208
>>23. Rxg5   1:11    Rf7    1:02     n=  12353454  fh=92%  nps=198099
>>24. f4     1:11    Kf8    1:45     n=  22532419  fh=94%  nps=214166
>>25. Rxg7   1:10    Kxg7   0:2638   n=   5922310  fh=95%  nps=224500
>>26. Bg6    1:09    Rf5    1:16     n=  18395234  fh=96%  nps=241438
>>27. Bxf5   1:05    Kf8    0:1815   n=   3999571  fh=94%  nps=220362
>>28. Rd1    1:01    Ke7    1:13     Mate 8
>>29. Qg5+   Mate 6  Kf7    0:1195   Mate 7
>>30. Bg6+           Kg8    0:1193   Mate 5
>>31. Qf6            Nd8    0:1293   Mate 4
>>32. Rd3            Ra7    0:1368   Mate 3
>>33. Rh3            Nc6    0:1449   Mate 1
>>34. Rh8#
>>
>>I replay the game in the evening and play the Zarkov moves in the regular time
>>from Zarkov. Crafty 16.15 on WinBoard with ponder, 40 moves in 40 minutes, and
>>the Crafty.rc from this game !
>>
>>I think this game is an good example for the big problems from many chess
>>programs (king safety). Crafty play in move 14. 0-0 and the game is over,
>
>
>I do not agree that the game is over after 14.0-0
>
>the game is over after 19...Kh8 when the right move is Qxh7 with unclear
>position.
>I prefer white but I am not sure if I am right and white cannot win easily after
>20.Rxh7 Qxh7 21.Qh5+ Kg7 22.Qxg5+ Kf7

In this line 21.f4 or 22.f4 are probably better moves.

Uri



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