Author: Robert Hyatt
Date: 18:48:45 12/29/05
Go up one level in this thread
On December 29, 2005 at 11:48:48, Sune Larsson wrote:
>Thanks to Joseph who has played 80 games Rybka-F9 and Rybka-Fruit - endgame
>test. A lot of interesting information has been collected. One could expect good
>and bad endings by these programs - but maybe not this...
>
>[Event "Rybka-Fritz9 NunnE 40 4'"]
>[Site "Wollongong"]
>[Date "2004.12.30"]
>[Round "28.1"]
>[White "Fritz 9"]
>[Black "Rybka 1.0 Beta 32-bit"]
>[Result "1-0"]
>[Annotator "1.06;0.29"]
>[SetUp "1"]
>[FEN "6k1/2p3np/1p1p2p1/3P4/1PPK1R2/6PB/7P/4r3 w - - 0 1"]
>[PlyCount "11"]
>[EventDate "2005.12.28"]
>
>{GenuineIntel 447 MHz W=16.4 ply; 236kN/s; 477 TBAs B=18.4 ply; 65kN/s} 1. Bd7
>{1.06/13 132} Nh5 {0.29/14 55} 2. Be6+ {(Rf3) 4.03/15 115} Rxe6 {
>(Kg7) 2.72/16 191} 3. dxe6 {7.12/16 74} Nxf4 {10.00/21 1126} 4. gxf4 {
>7.02/16 61} Kf8 {9.94/18 23} 5. Kd5 {7.39/16 55} Ke7 {11.03/19 311} 6. b5 {
>7.58/18 84} 1-0
>
>Rybka's first move 1.-Nh5???? is a mega-gross error that loses right on the
>spot. And showing only a small advantage for white (+0.29). I hope it looks
>different with faster hardware. Misjudging the pawn endgame or what?
>
>/S
Surprising result. I assume it doesn't like the white pawns very much after Be6
Re6 Nf4 etc?
Tried this on crafty and get +1.3 very quickly for white if I force Nh5...
Apparently some missing pawn knowledge influences this. Search can't do it all.
:)
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