Author: Robert Hyatt
Date: 11:08:01 02/13/01
Go up one level in this thread
On February 13, 2001 at 12:42:45, Vincent Lejeune wrote: >On February 13, 2001 at 10:09:37, Robert Hyatt wrote: > >>On February 13, 2001 at 07:58:17, Vincent Lejeune wrote: >> >>> >>>We are in late-middlegame-early-endgame : >>> >>>3n4/ppk4p/2p3p1/2b2p2/P4P2/2N3K1/1PP5/4R1N1 b - - 0 30 >>> >>> >>>Crafty 18.01 gives only +2.50 for white here. >>>Hiarcs 7.32 give +4.00 (as I would judge this position too) >> >> >>You are doing something wrong. Here is the search output from >>18.1: >> >> 8-> 1.79 4.52 1. ... Nf7 2. Nh3 Bd6 3. Kf3 h5 4. >> Re6 Bxf4 5. Rxg6 >> 9 2.59 4.56 1. ... Nf7 2. Nf3 Bd6 3. Ne2 Kb6 4. >> Nh4 Ng5 5. Nd4 Kc5 >> 9-> 3.50 4.56 1. ... Nf7 2. Nf3 Bd6 3. Ne2 Kb6 4. >> Nh4 Ng5 5. Nd4 Kc5 >> 10 5.48 4.69 1. ... Nf7 2. Nf3 Bd6 3. Nd4 h5 4. >> Kf3 Kb6 5. Re6 g5 6. fxg5 Nxg5+ >> 10 8.45 4.52 1. ... Bd6 2. Nf3 h5 3. Re8 Kd7 4. >> Rg8 Ne6 5. Rxg6 Bxf4+ 6. Kh4 Nf8 >> (2) 10-> 9.32 4.52 1. ... Bd6 2. Nf3 h5 3. Re8 Kd7 4. >> Rg8 Ne6 5. Rxg6 Bxf4+ 6. Kh4 Nf8 >> 11 11.36 4.61 1. ... Bd6 2. Nf3 h5 3. Re8 Kd7 4. >> Rg8 Ne6 5. Rxg6 Bxf4+ 6. Kh4 Bc1 7. >> Ne5+ Kd6 >> 11-> 15.38 4.61 1. ... Bd6 2. Nf3 h5 3. Re8 Kd7 4. >> Rg8 Ne6 5. Rxg6 Bxf4+ 6. Kh4 Bc1 7. >> Ne5+ Kd6 >> >>I don't know whether you set the position up wrong or what, but obviously >>it doesn't think this is +2. > >The only wrong think I've done is running crafty as engine in chessbase >interface, it's 1st time i see such difference in evaluation between the 2 >version :(((( > >Chessbase probably have done something wrong ! They _definitely_ have a problem with the 18.x versions, as the scoring changed to +=good for white all the time. I don't quite see how that can screw this up in the way you are describing, but I would take it with a grain of salt if you use 18.x and chessbase together.
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