Author: Chessfun
Date: 17:49:04 11/10/00
Go up one level in this thread
On November 10, 2000 at 16:26:43, Peter Berger wrote:
>I feel a little guilty about this post as Gambit Tiger 1.0 _really_ is a
>marvellous prog and usually smokes Crafty without much difficulties in most
>pretty games on equal hardware( sufficient data to prove beyond any doubt ) and
>I can't remember having so much fun with another chessprogram before .
>
>Yet this paradigm babble somehow annoys me a little , especially since I had to
>view the few posted games which proved nothing ( usually nice Tiger wins in
>complicated endgames where it _really_ rules ) .
>
>OK , so what are the theories ?
>
>Thorsten Czub/Whittington-alias : "Gambit Tiger wins its games because it
>follows a new "intelligent" paradigm diving into the "fog" in most mysterious
>ways !"
>
>Hyatt : " Tiger has a _very_ good search and so Gambit can make up for its
>speculative king safety eval by reaching high depths and sometimes even take
>advantage of it . High eval is mainly due to over-estimation of open files
>against opponent's king which is sometimes right , sometimes wrong ! "
>
>Dr Hyatt sometimes has a pretty dubious way of expressing himself IMHO but here
>I have an example that _really_ simply seems to be valid data supporting one of
>the both opinions ( something I have desperately missed before ..) :
>
>Game played on 2 PIII 500s , Time control : Game in 1 hour / 10 seconds
>increment per move :
>
>[Event "Computer chess game"]
>[Site "pete's compi(s)"]
>[Date "2000.11.10"]
>[Round "1"]
>[White "wcrafty17.14.exe"]
>[Black "Gambit Tiger 1.0"]
>[Result "1-0"]
>[TimeControl "3600+10"]
>
>1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. f4 Qb6 8.
>Nb3 Nbd7 9. Qf3 Be7 10. O-O-O Qc7 11. Bd3 b5 12. Rhe1 Bb7 13. a3 h6 14. Bh4
>O-O 15. Qh3 Rfc8 16. Kb1 Nb6 17. g4 d5 18. e5 Ne4 19. Bxe4 Bxh4 20. Qxh4
>dxe4 21. Qf2 Nc4 22. Nxe4 Bd5 23. Rd3 b4 24. axb4 a5 25. Nd6 Nxd6 26. exd6
>Qxd6 27. bxa5 Rab8 28. f5 Qc6 29. fxe6 Bxe6 30. h3 Bc4 31. Rc3 Qa4 32. Re4
>Rb4 33. Qf4 Qb5 34. Nd2 Rxb2+ 35. Kc1 Ra2 36. Nxc4 Ra1+ 37. Kd2 Qb1 38. Rb3
>Qd1+ 39. Kc3 Ra2 40. Qd2 Qa1+ 41. Kb4 Kh7 42. Qc3 Rb8+ 43. Kc5 Qg1+ 44. Qe3
>Rc8+ 45. Kb5 Qa1 46. Re8 Rxe8 47. Qxe8
>{Black resigns} 1-0
>
>Somewhere around move 21. ...Nc4 Gambit Tiger +2.50
>
>Gambit Tiger on the left :
>
>28. ...Qc6 +1.52 depth 11
>29. ...Bxe6 +0.86 depth 13
>30. ...Bc4 +1.38 depth 11
>31. ...Qa4 +0.92 depth 12
>32. ...Rb4 +0.76 depth 12
>33. ...Qb5 -0.10 depth 12 Crafty 34. Nd2 +3.78
>34. ...Rxb2+ +0.24 depth 12 Crafty 35. Kc1 +4.11
>35. ...Ra2 +1.28 depth 11 Crafty 36. Nxc4 +4.13
>36. ...Ra1+ +0.12 depth 11 Crafty 37. Kd2 +4.05
>37. ...Qb1 0.00 depth 11 Crafty 38. Rb3 +4.00
>38. ...Qd1+ +1.50 depth 10 Crafty 39. Kc3 +3.87
>39. ...Ra2 +0.70 depth 10 Crafty 40. Qd2 +4.22
>40. ...Qa1+ +0.70 depth 11 Crafty 41. Kb4 +4.49
>41. ...Kh7 -0.10 depth 10 Crafty 42. Qc3 +4.86
>
>42. ...Rb8 -0.07 depth 11 ( other engines might have resigned here ..)
>43. ...Qg1+ -0.20 depth 11 !!!!!!! Crafty 44. Qe3 +5.24
>
>And only now Gambit Tiger gets suspicious and gets a first fail-low to the
>negative side .
>The "new paradigm" obviously won't avoid letting the prog look a little silly
>from time to time :)
>
>After 47. Qxe8 I decided to resign for the Gambit Tiger .
>
>pete
Can you please post Gambit's pgn as i'm interested in seeing
it's evals.
Thanks,
Sarah.
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