Author: Dann Corbit
Date: 18:22:44 03/13/00
Go up one level in this thread
On March 13, 2000 at 21:15:23, Pete Galati wrote: >On March 13, 2000 at 20:50:35, Dann Corbit wrote: >>On March 13, 2000 at 19:57:06, Pete Galati wrote: >>[snip] >>>[-]r1bqr3/pp1n1ppk/3bp3/6N1/3p4/2P5/PP3PPP/R1BQR1K1 b - - >> >>This is actually a *very* interesting test position. >> >>Kg8 seems to score very well initially, but rapidly drops in value. >>By ply 11, Kg6 goes nuts with a fail high. >> >>I wonder if any programs can see Kg6 before ply 11 because of extensions or >>whatever. >> >>Indeed, a clever test position. > >I have not tried to run it past Crafty yet, but with all the time I let Phalanx >look at it (the curse of the slow computer) it never got near 11, and K-Kt3 was >nowhere on it's mind. > >setting position >rnbqkbnr/pppppppp/////PPPPPPPP/RNBQKBNR/w > > +---+---+---+---+---+---+---+---+ > | *R| | *B| *Q| *R| | | | > +---+---+---+---+---+---+---+---+ > | *P| *P| | *N| | *P| *P| *K| > +---+---+---+---+---+---+---+---+ > | | | | *B| *P| | | | > +---+---+---+---+---+---+---+---+ > | | | | | | | N | | > +---+---+---+---+---+---+---+---+ > | | | | *P| | | | | > +---+---+---+---+---+---+---+---+ > | | | P | | | | | | > +---+---+---+---+---+---+---+---+ > | P | P | | | | P | P | P | > +---+---+---+---+---+---+---+---+ > | R | | B | Q | R | | K | | > +---+---+---+---+---+---+---+---+ Black to move > > 3 204 11 888 Kh7-g8 Qd1xd4 Qd8-e7 > 3 -> 0:00.16 1050 0 turns > 4 175 33 3556 Kh7-g8 Qd1xd4 Nd7-e5 Bc1-f4 > 4 -> 0:00.44 4259 0 turns > 5 196 154 16943 Kh7-g8 Qd1-h5 Qd8-f6 Qh5-h7 Kg8-f8 Qh7-h5 > 5 -> 0:01.70 17755 0 turns > 6 154 401 39634 Kh7-g8 Qd1-h5 Qd8-f6 Qh5-h7 Kg8-f8 Qh7-h5 > Kf8-e7 Pc3xd4 > 6 -> 0:05.16 50327 0 turns > 7 165 1148 129794 Kh7-g8 Qd1-h5 Qd8-f6 Qh5-h7 Kg8-f8 Ng5-e4 > Qf6-e5 Pf2-f4 > 7 -> 0:12.80 146215 0 turns > 8 165 2191 249234 Kh7-g8 ?? > 8 61 3746 462962 Kh7-g8 Qd1-h5 Qd8-f6 Qh5-h7 Kg8-f8 Ng5-e4 > Qf6-e5 Pf2-f4 Qe5-d5 Ne4xd6 Qd5xd6 Qh7-h8 > Kf8-e7 Qh8xg7 > 8 -> 2:32.03 1684465 0 turns > 9 59 20092 2290700 Kh7-g8 Qd1-h5 Qd8-f6 Qh5-h7 Kg8-f8 Ng5-e4 > Qf6-e5 Pc3xd4 Qe5-a5 Bc1-g5 > 9 63 105891 11390294 Kh7-g6 Re1-e4 Pd4xc3 This is the move I was looking for, right here! It is also the move that was played in the actual game. Black lost, but I don't think this move was the reason. > 9 -> 17:41.38 11420666 1 turn > 10 -> 58:40.28 38575472 0 turns >Depth=10, Value=63, Time=3520.28, Last turn=1058.91, Nodes=38575472, N/s=10958 >PV = Kh7-g6 Re1-e4 Pd4xc3
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