Author: Will Singleton
Date: 21:59:23 11/17/99
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On November 17, 1999 at 22:26:15, William Bryant wrote: >Will, > You said in jest that "perhaps no *amature* program can see the draw". >I wonder how long it takes Amature to see it. You never posted any >output. > >As a teaser, let me post this -- the lastest Screamer try. >It dropped c8=Q at 11 seconds, but didn't see Nc6+ until ply 15 at 1:26. >It saw the draw at 3:57, score = +0.00. > >William >wbryant@ix.netcom.com > >Welcome to Screamer (Beta) 1.00 Build 42 >Current Hash Table Size: 16384 K bytes >Current Pawn Hash Size: 4096 K bytes >Debug Control On >PVS Search >NULL move Search > > >New Game ... >Move 1 W>> >The Current Search Time: 600 seconds > >New Board Position >8/p1P1N3/p3b3/7K/1k4p1/6P1/8/8 w - - am c8=Q >Move 1 W>> >PLY NODES TIME SCORE PV >____________________________________________ > 5 1932 0:00 +2.74 c8=Q Bxc8 Nxc8 a5 Nxa7 a4 Kxg4 > 6 3724 0:00 +2.74 c8=Q Bxc8 Nxc8 a5 Nxa7 a4 Kxg4 > 7 7435 0:00 +2.38 c8=Q Bxc8 Nxc8 Kc5 Kxg4 Kc6 Kf5 Kb7 > 8 16185 0:00 +2.48 c8=Q Bxc8 Nxc8 Kc5 Kxg4 Kc6 Kf5 Kb7 Ne7 > 9 26681 0:00 +2.43 c8=Q Bxc8 Nxc8 Kc5 Kxg4 Kc6 Kf5 Kb7 Nd6+ Kc6 Ke5 > 10 57712 0:00 +2.47 c8=Q Bxc8 Nxc8 a5 Nxa7 a4 Kxg4 a3 Kf5 a2 Nc6+ >Kc5 > 11 117238 0:01 +2.27 c8=Q Bxc8 Nxc8 a5 Nxa7 a4 Kxg4 a3 Nc6+ Kc5 Ne5 >a2 > Nd3+ Kd5 > 12 666459 0:07 +1.02 c8=Q Bxc8 Nxc8 a5 Nxa7 a4 Nc6+ Kc3 Ne7 a3 Nd5+ > Kd4 Nb4 Kc4 Nc6 > 12 1050696 0:11 +1.17 Kg5 a5 Kf6 Bd7 c8=Q Bxc8 Nxc8 a4 Nxa7 Kc5 Ke5 a3 > 13 1355183 0:15 +1.12 Kg5 a5 Kf6 Bd7 Nc6+ Kc5 Nxa7 a4 Ke7 Bf5 c8=Q+ > Bxc8 Nxc8 a3 Nd6 > 14 2355594 0:27 +0.91 Kg5 a5 Kf6 Bd7 Nc6+ Kc5 Nxa7 a4 Ke7 Bf5 c8=Q+ > Bxc8 Nxc8 a3 Nd6 a2 > 15 4875625 0:55 +0.61 Kg5 Kc5 c8=Q+ Bxc8 Nxc8 a5 Ne7 a4 Nf5 a3 Ne3 a2 > Nc2 a5 Kxg4 a4 > 15 7621663 1:26 +0.97 Nc6+ Kc5 Nxa7 a5 Kg5 a4 Kf6 Bd7 Ke7 > 16 20378230 3:57 +0.00 Nc6+ Kc5 Nxa7 a5 Kg5 a4 Kf6 Bd7 Kf7 Bf5 Kf6 Bd7 > 17 26815813 5:10 +0.00 Nc6+ Kc5 Nxa7 a5 Kg5 a4 Kf6 Bd7 Kf7 Bf5 Kf6 Bd7 > ----- Search Stopped ----- > Total Search Time: 5:17 > Move: Nc6+ Kg5 is equivalent to Nc6, they both draw. My search result is similiar to yours, but when it reaches it's ply limit (16), it hadn't found the draw. Your output looks good. I think you'd do well on ICC. Will
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