Author: Heiner Marxen
Date: 02:15:40 01/10/02
Go up one level in this thread
On January 06, 2002 at 17:01:10, Heiner Marxen wrote: >On January 05, 2002 at 11:28:41, leonid wrote: > >>On January 05, 2002 at 10:10:09, Gian-Carlo Pascutto wrote: >> >>>On January 05, 2002 at 08:54:04, leonid wrote: >>> >>>>[D]3k1q2/2nnrr2/1qBNRNq1/qQRQBqQP/qQqqqQ1Q/1bb1Q3/4P2K/8 w - - >>>> >>>>Please indicate your result. >>>> >>>>Thanks, >>>>Leonid. >>> >>>'Trivial' >>> >>>P: 0 D: 1705103883 N: 243144 S: 243143 Mem: 6.49M Iters: 3112 MaxDepth: 31 >>>Time : 1.830000 >>>This position is WON. >>>PV: d6f7 d8c8 c6d7 e7d7 c5c7 c4c7 b4f8 d7d8 f8d8 c7d8 e6c6 d8c7 c6c7 b6c7 f4f5 >>>c7d7 f5d7 >>> >>>1.8 seconds >> >>Selective time is excellent and slightly better that mine. For mine it was 1.97 >>sec. 13 moves. Celeron 600Mhz. No hash. >> >>It is still possible that somebody will find shorter mate by selective, or by >>brute force. Heiner have good chance to go far that me by brute force. When I >>galanced by curiousity into "Chest" result, even for identical conditions, its >>branching factor was better. With hash it have chance to look up to the end. >> >>Cheers, >>Leonid. >> >>>GCP > >Hello Leonid, Hello Gian-Carlo (aka Mr.'Trivial' :-) ! > >Bad luck for Chest, this time. It does not find a mate in 10, but needs >already over 5 hours for that and the EBF gets worse: > ># 4 0.10s [ 5.00] 4kN [ 7.08] 1.07 508- 0 ># 5 0.63s [ 6.30] 26kN [ 6.31] 1.27 3209- 0 ># 6 3.69s [ 5.86] 158kN [ 6.00] 1.46 19409- 0 ># 7 18.73s [ 5.08] 809kN [ 5.12] 1.74 95826- 0 ># 8 137.70s [ 7.35] 6881kN [ 8.50] 1.87 666312- 0 ># 9 1356.73s [ 9.85] 73147kN [ 10.63] 1.98 6076071- 110972 ># 10 18922.80s [ 13.95] 1048759kN [ 14.34] 1.88 79356137- 70608236 > >Currently I let it run on depth 11 with estimated 3 days to go. >An increasing EBF sometimes indicates that a solution is near. >(All this on my K7/600). Sorry, no luck again: No solution in 11 moves. # 11 287013.38s [ 15.17] 8170431kN [ 7.79] 1.95 1247837291-1239089390 I give up. Cheers, Heiner
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