Author: John Merlino
Date: 10:08:34 01/20/05
Go up one level in this thread
On January 19, 2005 at 23:57:03, Jon Dart wrote: >[D] 4R3/6p1/PK4kp/1PB2p2/8/3r4/3rp3/8 w - - > >How long to play a7? >How long to give it a + score? > >Arasan plays a7 almost immediately but the score is still >negative after several minutes. > >Pharaon 2.1 plays a7 in 24 seconds, gives a + score after >158 seconds (Athlon 2500+). > >--Jon CM_SKR on a P4-2.4 needs 0:06 to find a7, and 0:40 to give it a positive score. Time Depth Score Positions Moves 0:00 2/4 -1.50 5430 1.Re6+ Kf7 2.Re5 Rd5 3.Re7+ Kf6 0:00 2/5 -1.82 20186 1.Re6+ Kf7 2.Re7+ Kf6 3.Kc6 Rd8 4.b6 0:00 2/6 -1.90 58938 1.Re6+ Kf7 2.a7 Rd8 3.Re7+ Kf6 4.Kc7 g5 5.Rxe2 Rxe2 6.Kxd8 0:01 3/7 -1.95 204117 1.Re6+ Kf7 2.Re7+ Kf6 3.Re8 Rd8 4.Be7+ Kf7 5.Bxd8 Kxe8 0:01 3/7 -1.36 285265 1.Bb4 Rd8 2.Re6+ Kf7 3.Re7+ Kf6 4.Re3 R2d7 5.Rxe2 0:03 3/8 -0.76 479479 1.Bb4 Ra2 2.a7 e1=Q 3.Rxe1 Rd8 4.Kc7 Rd4 5.Bc5 0:04 3/9 -0.78 824183 1.Bb4 Ra2 2.a7 Rd4 3.Kc5 Rxb4 4.Kxb4 Rxa7 5.Rxe2 Rb7 6.Kc5 0:06 3/9 -0.73 1052224 1.a7 Rd8 2.Rxd8 Rxd8 3.Bb4 Re8 4.Kb7 Re7+ 5.Ka6 e1=Q 6.Bxe1 0:07 4/10 -0.53 1280568 1.a7 Rd8 2.Rxd8 Rxd8 3.Bf2 Rf8 4.Kb7 Kf6 5.b6 Ke5 6.a8=Q Rxa8 7.Kxa8 0:12 5/11 -0.08 2377994 1.a7 Rd8 2.Rxd8 Rxd8 3.Bf2 f4 4.Kc7 Ra8 5.b6 f3 6.Kb7 Re8 7.a8=Q Rxa8 8.Kxa8 0:40 6/12 0.42 7944017 1.a7 Ra2 2.Rxe2 Rxe2 3.a8=Q f4 4.Qh1 f3 5.Qh3 Kf6 6.Bd4+ Ke7 7.Bxg7 Rd6+ 8.Kc7 1:25 7/13 0.42 17553172 1.a7 Ra2 2.Rxe2 Rxe2 3.a8=Q f4 4.Qc6+ Kf5 5.Qc8+ Re6+ 6.Ka5 Rd5 7.b6 f3 8.Ka6 g5 9.Qf8+ Rf6 jm
This page took 0 seconds to execute
Last modified: Thu, 15 Apr 21 08:11:13 -0700
Current Computer Chess Club Forums at Talkchess. This site by Sean Mintz.