Author: Stuart Cracraft
Date: 14:22:10 02/13/06
Go up one level in this thread
On February 12, 2006 at 10:34:47, Rob Basham wrote: >[D]2r4k/1R3Q2/5b2/1P2pq2/6b1/4B2N/5PPK/8 w - - 0 1 > >Bg5 seems to mate in about 12 moves. >Any engines announce a mate at move one? > >regards > >Rob My program has the feature of adjusting the score by the ply on retrieve/store of hash entries. Despite that, it cannot figure out that this is a mate which would be indicated by the presence of an "M" next to the move on the iteration. Interrupt current ply and return move at timeout Testsuite: Tests/tests.epd 1 positions *** Problem Solution(s): Bg5 (bm) -- ** BR ** -- ** -- BK ** WR ** -- ** WQ ** -- -- ** -- ** -- BB -- ** ** WP ** -- BP BQ ** -- -- ** -- ** -- ** BB ** ** -- ** -- WB -- ** WN -- ** -- ** -- WP WP WK ** -- ** -- ** -- ** -- mv 1 stage 0, white to move, computer plays white hash=a5e05373307344c6 0 0 0 0 0 0 Alpha=1842 Beta=2643 Maxdepth=9999999 MaxTime=99999900 xboard=0 Itr/Max Mv Score Time Nodes PV 1/ 6 f7d5 2144 0.00 197 f7d5 2/ 6 e3h6 2141 0.01 581 e3h6 3/ 9 e3h6 1942 0.02 1981 e3h6 c8c3 4/ 9 e3h6 2260 0.05 4545 e3h6 c8g8 f7c4 5/13> h3g5 2660 0.15 14670 h3g5 g4e2 f7h7 f5h7 b7h7 h8g8 b5b6 5/14 e3g5 5179 0.21 19764 e3g5 f6e7 f7f5 g4f5 b7e7 6/14> e3g5 5579 0.24 22138 e3g5 f6e7 f7f5 g4f5 b7e7 c8c5 6/15 e3g5 5579 0.35 34550 e3g5 f6e7 f7e7 g4h3 7/16> e3g5 5979 0.39 37442 e3g5 f6e7 f7e7 f5g5 h3g5 c8c5 b5b6 7/17 e3g5 6639 0.60 61690 e3g5 f6e7 f7e7 f5g6 e7f6 g6f6 8/20> e3g5 7039 0.71 71218 e3g5 f6e7 f7e7 f5g6 e7f6 g6f6 b5b6 g4h3 g5f6 h8g8 8/20 e3g5 8676 1.15 124092 e3g5 f6e7 f7e7 f5g6 e7f6 g6f6 g5f6 h8g8 b7g7 g8f8 g7g4 9/22 e3g5 8606 2.17 243604 e3g5 f6e7 f7e7 f5g6 e7f6 g6f6 g5f6 h8g8 b7g7 g8f8 g7g4 c8c5 b5b6 10/23> e3g5 9006 2.90 313022 e3g5 f6e7 f7e7 f5g6 e7f6 g6f6 g5f6 h8g8 b7g7 g8f8 g7g4 c8c5 g4g5 10/27 e3g5 10587 5.19 576337 e3g5 f6e7 f7e7 f5g6 e7e5 h8g8 h3f4 g4f3 f4g6 f3b7 11/28> e3g5 10987 7.17 772614 e3g5 f6e7 f7e7 f5g6 e7e5 h8g8 h3f4 g4f3 f4g6 f3b7 g5e7 11/29 e3g5 11052 13.30 1467122 e3g5 f6e7 f7e7 f5g6 e7e5 h8g8 h3f4 g6f7 b7f7 g8f7 h2g1 12/32> e3g5 11452 18.62 2005101 e3g5 f6e7 f7e7 f5g6 e7e5 h8g8 h3f4 g6f7 b7f7 g8f7 h2g3 12/32 e3g5 11552 41.49 4656709 e3g5 f6e7 f7e7 f5g6 e7e5 h8g8 h3f4 c8e8 f4g6 e8e5 g6e5 g4f5 13/35 e3g5 11724 94.24 10412101 e3g5 f6e7 f7e7 f5g6 e7e5 h8g8 h3f4 c8e8 f4g6 e8e5 g6e5 g4f5 b7b8 g8 h7 g2g4 14/39 e3g5 12123 292.41 33015521 e3g5 f6e7 f7e7 f5g6 e7e5 h8g8 h3f4 c8e8 e5h8 g8h8 f4g6 h8g8 g5f6 e 8e7 g6e7 g8f7 e7g8 f7g8 b7g7 g8f8 g7g4 15/ --Stuart
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