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Subject: Re: Any problems running game by search time?

Author: Robert Hyatt

Date: 20:05:02 03/02/01

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On March 02, 2001 at 19:45:03, Pete Galati wrote:

>Here's what I started yesterday, and this is not an attempt to measure either
>program's strengths, just watching them search for extended times for each move
>and avoid sharing the computer's cpu.




There is a down-side to this in Crafty.  When it uses a normal time
control, it can use more time when it senses trouble (ie on a fail-low).
With st=n, it can't.  It will always move in n seconds, period.  Even if
it sees the score drop from +1 to -Mate...




>
>I started a game between Crafty and Comet in Winboard, when it got to move 17
>and it was clear that they had both left their opening books, then I stopped the
>game and it was saved.
>
>From that point on, each program has been getting 30 minutes to search each
>move, so with Comet it's moved to the Dos version where it's running at level
>14, and with Crafty, I put "st=1800" into it's .rc file (seconds in 30 minutes).
>
>So it involves restarting the computer rather often (no telling how long I can
>put up with this).  Anyhow, here's the game up to this point, they seem to be
>fighting for the C file at the moment.
>
>[Event "Comet-Crafty"]
>[Site "586-700"]
>[Date "2001.03.02"]
>[Round "1"]
>[White "Comet"]
>[Black "Crafty"]
>[Result "*"]
>
>1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5
>7. Bb3 d6 8. c3 O-O 9. h3 Na5 10. Bc2 c5 11. d4 Qc7 12. Nbd2 cxd4
>13. cxd4 Nc6 14. a3 Bd7 15. d5 Na5 16. Nf1 Rfc8 17. Bd3 Qd8 18. Ne3 g6
>19. Re2 Bf8 20. b4 Nc4 21. Rc2 *
>
>Comet getting White was an attempt to try to equalize their strengths some.
>
>Pete



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