Author: allan johnson
Date: 20:10:35 10/15/99
Go up one level in this thread
On October 14, 1999 at 21:27:35, James Robertson wrote: >Today in a 5 2 blitz game on FICS, my program reached this position and played >a5!, which wins. I guess this shows the advantages of a permanent brain, as it >couldn't find the same move in over one and a half minutes after the game. > >3Q4/kp4pp/p3qr2/8/P1N1p3/1P1nP2P/2R3P1/6K1 w - - bm a5; > >How long does it take your program to see a5 as substantially better than Qd4? >If you program gives a5 a score of about 1 to 1.5 pawns for white, it isn't >seeing everything. :) >James CM6000 running on a Pentium MMX166 initially plays a5 (0.36) switches to d8d4 (0.79) for 4 seconds and then returns to a5. 14sec(2.14) 24sec(3.33) 48sec(4.11) cheers Allan ! >Crafty 16.18: 55 seconds >Insomniac 0.54: 1 min, 43 seconds >Crafty 16.16: 1 min, 59 seconds > >Insomniac's results on a P233, 4MB hash (it had a 4MB hash in the game too). > > 1 23 0 47 Qc7 > 2 19 60 298 Qc7 Qf7 > 3 17 60 2131 Qd4+ Kb8 Qd8+ Qc8 Qd4 > 4 122 280 8323 Qh8 Qf7 Qxh7 Rf1+ Kh2 > 5> 122 330 18382 Qd4+ Kb8 Qd8+ Ka7 > 5 122 330 19133 Qd4+ Kb8 Qd8+ Ka7 > 6 103 500 43431 Qd4+ Kb8 Qd8+ Ka7 Qh8 > 7 103 1100 125435 Qd4+ Kb8 Qd8+ Ka7 Qh8 Qf7 Qxh7 Rf1+ Kh2 Qc7+ g3 > 8 103 4290 582670 Qd4+ Kb8 Nd2 Nf2 Qd8+ Ka7 Nc4 Nd3 > 9 103 13350 1871680 Qd4+ Kb8 Qd8+ Ka7 >10 113 33120 4722362 Qd4+ Kb8 Nd2 Nf2 Rc4 Rf7 Nxe4 Rd7 Nc5 Rxd4 Nxe6 > Rxc4 bxc4 >11> 385 103760 14085444 a5 Qf5 Nb6 Qf1+ Kh2 Rf8 Qd4 Kb8 Nd7+ Ka8 Nxf8 Q >xf8 Qxe4 >11 385 103870 14101461 a5 Qf5 Nb6 Qf1+ Kh2 Rf8 Qd4 Kb8 Nd7+ Ka8 Nxf8 Q >xf8 Qxe4
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