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Subject: Re: Crafty vs RC First 40/60 game. 0-1

Author: Dann Corbit

Date: 19:55:51 02/15/02

Go up one level in this thread


On February 15, 2002 at 22:40:11, Slater Wold wrote:

>Just played a "warm up" game between RC 4 and Crafty.  It was really a unique
>game.  I don't think I have _ever_ seen two totally different engines.  (Playing
>styles, etc.)
>
>Crafty 18.13 (AMD 2x1.6Ghz) - Rebel  Century 4 (AMD 1.2Ghz)
>
>1.f4 d5 2.Nf3 g6 3.e3 Bg7 4.d4 Nf6 5.Bd3 0-0 6.0-0 c5 7.c3 Nbd7 8.f5 e6 9.fxe6
>fxe6 10.c4 b6 11.Ng5 Qe7 12.Nc3 Bb7 13.Qe2 Rac8 14.Bd2 Bh6 15.h4 Bxg5 16.hxg5
>Ne4 17.Bxe4 dxe4 18.a4 Rf5 19.a5 bxa5 20.Rxa5 cxd4 21.Raxf5 exf5 22.exd4 Nf8
>23.Be3 Qb4 24.c5 Ne6 25.Qf2 Rd8 26.Rd1 Qb3 27.Ra1 f4 28.Bxf4 Rf8 29.Ra3 Qc4
>30.g3 Nxg5 31.Qe2 Qxd4+ 32.Be3 Qe5 33.Bxg5 Qxg3+ 34.Qg2 0-1
>
>Here's an interesting eval:
>Move 33
>              time used:   1:44
>              time surplus   0.00  time limit 1:24 (5:38)
>         nss  depth   time  score   variation (1)
>                9->   0.08  -0.58   10. Kg2 Rf3 11. Qc4+ Qe6 12. Qxe6+
>                                    Nxe6 13. Rxa7 Rxe3 14. Rxb7 Nxc5 15.
>                                    Re7 <HT>
>               10     0.08  -0.58   10. Kg2 Rf3 11. Qc4+ Qe6 12. Qxe6+
>                                    Nxe6 13. Rxa7 Rxe3 14. Rxb7 Nxc5 15.
>                                    Re7 <HT>
>               10->   0.20  -0.58   10. Kg2 Rf3 11. Qc4+ Qe6 12. Qxe6+
>                                    Nxe6 13. Rxa7 Rxe3 14. Rxb7 Nxc5 15.
>                                    Re7 <HT>
>               11     0.20  -0.58   10. Kg2 Rf3 11. Qc4+ Qe6 12. Qxe6+
>                                    Nxe6 13. Rxa7 Rxe3 14. Rxb7 Nxc5 15.
>                                    Re7 <HT>
>               11->   0.47  -0.58   10. Kg2 Rf3 11. Qc4+ Qe6 12. Qxe6+
>                                    Nxe6 13. Rxa7 Rxe3 14. Rxb7 Nxc5 15.
>                                    Re7 <HT>
>               12    49.99     --   10. Kg2
>               12     1:13  -7.03   10. Kg2 Qe6 11. Bxg5 e3+ 12. Kg1 Qh3
>                                    13. c6 Bxc6 14. Qc4+ Rf7 15. Qxf7+
>                                    Kxf7 16. Rxa7+ Kg8 17. Ne4 Bxe4 18.
>                                    Bxe3 Qxg3+
>               12     1:48  -6.60   10. Qg4 Nf3+ 11. Kg2 Bc8 12. Qf4 Rxf4
>                                    13. gxf4 Nh4+ 14. Kf2 Qh5 15. Nd5 Qxd5
>                                    16. Rxa7 Bg4
>               12     3:39  -3.55   10. Bxg5 Qxg3+ 11. Qg2 Qe1+ 12. Kh2
>                                    Rf2 13. Rxa7 Rxg2+ 14. Kxg2 e3+ 15.
>                                    Rxb7 Qf2+ 16. Kh1 Qf3+ 17. Kg1 Qxb7
>                                    18. Bxe3 Qxb2
>              time=5:39  cpu=199%  mat=-1  n=531764286  fh=91%  nps=1566k
>              ext-> chk=38207556 cap=1059160 pp=1559140 1rep=3964636 mate=171355
>              predicted=0  nodes=531764286  evals=109172304
>              endgame tablebase-> probes done=0  successful=0
>              hashing-> trans/ref=18%  pawn=99%  used=99%
>              SMP->  split=1205  stop=303  data=9/32  cpu=11:18  elap=5:39
>

I would be interesting to turn it around and see what Rebel thinks about the
position.

Sometimes, programs just fall into a dynamite position even though neither of
them see what is over the horizon.  Did you happen to notice Rebel's eval at the
time?



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