Author: Tony Werten
Date: 15:59:58 07/08/01
Go up one level in this thread
On July 08, 2001 at 15:26:00, Bas Hamstra wrote: >Here is Tao's output: > >Hash 8 Mb >PawnHash 4 Mb >Hashing 524288 positions >PHash 65536 records >Evaluation learning 0 >Could not open Tao.bk for input >Ok[Load qqqq.epd] >Ok[analyze] >TargetTime set[4750] > 1. -87 0 290 e1g1 a5b4 > 2 -87 0 368 e1g1 a5b4 > 2. -87 0 715 e1g1 a5b4 > 3 -88 0 1196 e1g1 a5b4 d3b3 > 3 -79 0 2167 g3g4 f5h6 f3g5 > 3. -79 0 2539 g3g4 f5h6 f3g5 > 4 -69 0 6881 g3g4 f5h6 f3g5 g7g6 > 4. -69 0 7927 g3g4 f5h6 f3g5 g7g6 > 5 -113 0 22579 g3g4 f5h6 f3g5 g7g6 d3f3 a5b4 > 5 -70 1 50303 b4b5 c6a7 g3g4 c8c1 b2c1 f5h6 > 5. -70 1 52266 b4b5 c6a7 g3g4 c8c1 b2c1 f5h6 > 6 -59 1 87189 b4b5 c6a7 g3g4 c8c1 b2c1 f5h6 f3g5 > 6. -59 1 99395 b4b5 c6a7 g3g4 c8c1 b2c1 f5h6 f3g5 > 7 -60 3 249696 b4b5 a5a4 b5c6 b6b2 c1b1 b2a3 d3a3 e7a3 c6b7 > 7. -60 3 281129 b4b5 a5a4 b5c6 b6b2 c1b1 b2a3 d3a3 e7a3 c6b7 > 8 -57 8 721830 b4b5 c6a7 c1c8 f8c8 g3g4 f5h6 f3g5 g7g6 > 8. -57 9 792203 b4b5 c6a7 c1c8 f8c8 g3g4 f5h6 f3g5 g7g6 > 9 -66 20 1780125 b4b5 c6a7 a3a4 c8c1 b2c1 f8c8 e1g1 c8c4 d3d1 > e7b4 > 9. -66 22 2022178 b4b5 c6a7 a3a4 c8c1 b2c1 f8c8 e1g1 c8c4 d3d1 > e7b4 >10 -59 43 4231308 b4b5 c6a7 a3a4 e7b4 f3d2 c8c1 b2c1 a7c8 e1g1 > c8e7 c1b2 f8c8 >10. -59 48 4667668 b4b5 c6a7 a3a4 e7b4 f3d2 c8c1 b2c1 a7c8 e1g1 > c8e7 c1b2 f8c8 >11 -81 84 8311595 b4b5 c6a7 a3a4 e7b4 b2c3 b4c3 c1c3 c8c3 e1c3 > f5g3 h1g1 g3h5 g1g4 >11 -38 217 21846803 g3g4 a5b4 g4f5 b4a3 b2c3 c6b4 d3d2 e6f5 e1g1 > g8h8 f3g5 >11. -38 222 22330210 g3g4 a5b4 g4f5 b4a3 b2c3 c6b4 d3d2 e6f5 e1g1 > g8h8 f3g5 >12 -41 364 37064696 g3g4 a5b4 g4f5 b4a3 b2c3 c6b4 d3d2 e6f5 e1g1 > g8h8 f3g5 b4c6 >12. -41 384 39268573 g3g4 a5b4 g4f5 b4a3 b2c3 c6b4 d3d2 e6f5 e1g1 > g8h8 f3g5 b4c6 >13 -13 1404 153508743 g3g4 e7b4 a3b4 c6b4 d3b1 f5e3 b2c3 e3g4 f3g5 > f7f5 e5f6 g4f6 e1g1 g8h8 c3b4 a5b4 >13. -13 1448 157957945 g3g4 e7b4 a3b4 c6b4 d3b1 f5e3 b2c3 e3g4 f3g5 > f7f5 e5f6 g4f6 e1g1 g8h8 c3b4 a5b4 >14 -12 2736 300621807 g3g4 e7b4 a3b4 c6b4 d3d2 c8c1 b2c1 f5e3 g4g5 > f8c8 e1f2 e3c4 d2d1 b6a6 c1d2 b4d3 f2g2 c4d2 > d1d2 > >Ok[quit] > >No big scores after g4! Maybe we should consult Comet :-) Well, at least somebody who agrees g4 should be answered with Bxb4 ! Tony > > >Bas. > > > >On July 07, 2001 at 15:51:46, Peter McKenzie wrote: > >>[D]2r2rk1/1p2bppp/1qn1p3/p2pPn2/1P1P1P1P/P2Q1NP1/1B2N3/2R1K2R w K - >> >>This position was reached in a game on ICC, with LambChop black and a human >>white. LambChop just played a5, which allows the opponent to attack on the king >>side with g4 Nh6 Ng5 g6 h5 and white is winning I think. >> >>I was a little surprised that it takes Chop 11ply to play g4 (initially it >>preferred b5), and even after a 13ply search the score is still slightly >>negative (0.2 in black's favour). >> >>So I'm wondering how other programs do here? >> >>I think that black has some chances to muddy the waters with sacrifices on b4 at >>various points. While I don't think these are any good, they do have some merit >>and could push the horizon out a bit. >> >>Any suggestions of what sort of evaluation terms or extensions might help here >>would be welcome :-) >> >>cheers, >>Peter >> >>p.s. Now I see that there is another possible defence: g4 axb4 gxf5 bxa3, not >>sure if this works but it's interesting. The position after g4: >> >>[D]2r2rk1/1p2bppp/1qn1p3/p2pPn2/1P1P1PPP/P2Q1N2/1B2N3/2R1K2R b K - >> >>In this position, Chop needs 12ply to switch to axb4, score is +0.44. I >>wouldn't treat that score as gospel, but I think axb4 is a much better try than >>Nh6.
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