Author: Steven J. Brann
Date: 21:15:47 07/20/03
Go up one level in this thread
On July 21, 2003 at 00:02:01, Mike Byrne wrote: >http://f11.parsimony.net/forum16635/messages/51373.htm > >"Deep Sjeng claims to be the only program which finds Nxc3+ immediately. > >Can you disprove the claim?" > > >GM Alterman,Boris - Deep Sjeng >WCCC Ehibition Maastricht, 09.07.2002 > >[d]2rq1rk1/pb1pn1pp/1p2p3/2pn1p2/3P2P1/P1PBPN1P/1P1NQP1R/1K1R4 b - - 0 15 ; bm >Nxc3 (or so they say) > > >Crafty 19.04 (krafty byrne) >Black(1): go > clearing hash tables > time surplus 29.87 time limit 1:00 (1:00) > depth time score variation (1) > 1 0.00 0.36 1. ... cxd4 2. exd4 > 1-> 0.02 0.36 1. ... cxd4 2. exd4 > 2 0.02 0.07 1. ... cxd4 2. exd4 Qc7 3. gxf5 exf5 > 2-> 0.02 0.07 1. ... cxd4 2. exd4 Qc7 3. gxf5 exf5 > 3 0.04 0.06 1. ... cxd4 2. exd4 Nf4 3. Qe3 Nxd3 > 4. Qxd3 > 3-> 0.05 0.06 1. ... cxd4 2. exd4 Nf4 3. Qe3 Nxd3 > 4. Qxd3 (s=2) > 4 0.05 0.14 1. ... cxd4 2. Nxd4 Qc7 3. f4 Nc6 4. > Nxc6 Bxc6 5. gxf5 exf5 > 4-> 0.07 0.14 1. ... cxd4 2. Nxd4 Qc7 3. f4 Nc6 4. > Nxc6 Bxc6 5. gxf5 exf5 > 5 0.08 0.14 1. ... cxd4 2. Nxd4 Qc7 3. f4 Nc6 4. > Nxc6 Bxc6 5. gxf5 exf5 > 5-> 0.10 0.14 1. ... cxd4 2. Nxd4 Qc7 3. f4 Nc6 4. > Nxc6 Bxc6 5. gxf5 exf5 > 6 0.21 -0.04 1. ... cxd4 2. Nxd4 Rxc3 3. gxf5 Rxa3 > 4. fxe6 Ra4 > 6-> 0.27 -0.04 1. ... cxd4 2. Nxd4 Rxc3 3. gxf5 Rxa3 > 4. fxe6 Ra4 > 7 0.43 -0.03 1. ... cxd4 2. Nxd4 Rxc3 3. Nc4 Ba6 > 4. gxf5 Bxc4 5. Bxc4 > 7 0.52 -0.22 1. ... Nxc3+ 2. bxc3 Nd5 3. Rc1 cxd4 > 4. cxd4 Nc3+ 5. Rxc3 Rxc3 6. gxf5 exf5 > 7-> 0.54 -0.22 1. ... Nxc3+ 2. bxc3 Nd5 3. Rc1 cxd4 > 4. cxd4 Nc3+ 5. Rxc3 Rxc3 6. gxf5 exf5 > (s=2) > 8 0.61 -0.22 1. ... Nxc3+ 2. bxc3 Nd5 3. Rc1 cxd4 > 4. cxd4 Nc3+ 5. Rxc3 Rxc3 6. gxf5 exf5 > 8-> 0.90 -0.22 1. ... Nxc3+ 2. bxc3 Nd5 3. Rc1 cxd4 > 4. cxd4 Nc3+ 5. Rxc3 Rxc3 6. gxf5 exf5 > (s=3) > 9 1.07 -0.28 1. ... Nxc3+ 2. bxc3 Nd5 3. Rc1 cxd4 > 4. Nxd4 Nxc3+ 5. Rxc3 Rxc3 6. Nb5 Rc5 > 7. gxf5 exf5 8. Nxa7 (s=2) > 9-> 1.57 -0.28 1. ... Nxc3+ 2. bxc3 Nd5 3. Rc1 cxd4 > 4. Nxd4 Nxc3+ 5. Rxc3 Rxc3 6. Nb5 Rc5 > 7. gxf5 exf5 8. Nxa7 (s=3) > 10 2.10 -0.45 1. ... Nxc3+ 2. bxc3 Nd5 3. Rc1 cxd4 > 4. cxd4 Nc3+ 5. Rxc3 Rxc3 6. gxf5 exf5 > 7. Bc4+ d5 8. Bb3 (s=2) > 10-> 3.00 -0.45 1. ... Nxc3+ 2. bxc3 Nd5 3. Rc1 cxd4 > 4. cxd4 Nc3+ 5. Rxc3 Rxc3 6. gxf5 exf5 > 7. Bc4+ d5 8. Bb3 (s=2) > 11 4.13 -0.81 1. ... Nxc3+ 2. bxc3 Nd5 3. Rc1 cxd4 > 4. cxd4 Nc3+ 5. Rxc3 Rxc3 6. gxf5 exf5 > 7. Ne5 Rxa3 8. Qh5 > 11-> 5.94 -0.81 1. ... Nxc3+ 2. bxc3 Nd5 3. Rc1 cxd4 > 4. cxd4 Nc3+ 5. Rxc3 Rxc3 6. gxf5 exf5 > 7. Ne5 Rxa3 8. Qh5 (s=3) > 12 10.05 -0.74 1. ... Nxc3+ 2. bxc3 Nd5 3. Rc1 cxd4 > 4. Nxd4 Qc7 5. Nf1 Nxc3+ 6. Ka1 Be4 > 7. f3 Qd6 8. Rxc3 Rxc3 9. fxe4 Qxa3+ > (s=2) > 12-> 14.91 -0.74 1. ... Nxc3+ 2. bxc3 Nd5 3. Rc1 cxd4 > 4. Nxd4 Qc7 5. Nf1 Nxc3+ 6. Ka1 Be4 > 7. f3 Qd6 8. Rxc3 Rxc3 9. fxe4 Qxa3+ > (s=3) > 13 21.61 -0.74 1. ... Nxc3+ 2. bxc3 Nd5 3. Rc1 cxd4 > 4. Nxd4 Qc7 5. Nf1 Nxc3+ 6. Ka1 Be4 > 7. Qd2 Qc5 8. Rxc3 Qxc3+ 9. Qxc3 Rxc3 > (s=2) >? 13 21.61 2/35* 1. ... cxd4 >Black(0): ? > time=24.49 cpu=196% mat=0 n=27007155 fh=92% nps=1102k > ext-> chk=540841 cap=85086 pp=16383 1rep=27544 mate=619 > predicted=1 nodes=27007155 evals=8313815 > endgame tablebase-> probes=0 hits=0 > SMP-> split=450 stop=59 data=7/32 cpu=48.06 elap=24.49 > >Black(1): Nxc3+ > time used: 24.49 >White(2): > > >Deep Sjeng 1.5 no longer gets instantaneously - although 1.0 does on my machine. Chessmaster 9000 picks up on 15...Nxc3+ in 2 seconds and sticks with it. (Custom personality and SS=12). Time Depth Score Positions Moves 0:00 1/3 -0.15 1743 15...Qc7 16.Ne5 cxd4 17.exd4 0:00 1/3 -0.31 2842 15...d6 16.Bb5 Ng6 0:00 1/4 -0.34 5673 15...d6 16.Bb5 cxd4 17.Nxd4 Nc7 0:00 1/4 -0.54 6939 15...cxd4 16.cxd4 d6 17.Bc4 Qc7 0:00 1/5 -0.45 17778 15...cxd4 16.cxd4 d6 17.gxf5 Nxf5 18.Ne4 0:00 1/6 -0.57 68563 15...cxd4 16.cxd4 d6 17.gxf5 exf5 18.Bc4 Qd7 0:00 1/7 -0.52 150414 15...cxd4 16.cxd4 Qc7 17.Rhh1 d6 18.Rc1 Qd7 19.Bb5 0:01 1/8 -0.52 325055 15...cxd4 16.cxd4 Qc7 17.Rhh1 d6 18.Rc1 Qd7 19.Bb5 0:02 1/8 -0.65 412591 15...Nxc3+ 16.bxc3 Nd5 17.Rc1 cxd4 18.cxd4 Nc3+ 19.Rxc3 Rxc3 20.gxf5 Rxa3 0:04 1/9 -0.75 841920 15...Nxc3+ 16.bxc3 Nd5 17.Kb2 cxd4 18.cxd4 Nc3 19.Qf1 Nxd1+ 20.Qxd1 Qc7 21.Ka1 0:08 1/10 -0.72 1939212 15...Nxc3+ 16.bxc3 Nd5 17.Rc1 cxd4 18.cxd4 Nc3+ 19.Rxc3 Rxc3 20.Kb2 Qc7 21.gxf5 Bxf3 22.Nxf3 exf5 0:23 1/11 -0.72 5320280 15...Nxc3+ 16.bxc3 Nd5 17.Rc1 cxd4 18.cxd4 Nc3+ 19.Rxc3 Rxc3 20.Kb2 Qc7 21.Ne5 d6 22.Nec4 0:54 1/12 -0.70 12806781 15...Nxc3+ 16.bxc3 Nd5 17.Rc1 cxd4 18.cxd4 Nc3+ 19.Rxc3 Rxc3 20.Kb2 Rc8 21.gxf5 Qc7 22.e4 Qc1+ 23.Ka2 exf5 24.exf5 2:53 1/13 -0.70 42148352 15...Nxc3+ 16.bxc3 Nd5 17.Rc1 cxd4 18.cxd4 Nc3+ 19.Rxc3 Rxc3 20.Kb2 Rc8 21.gxf5 Qc7 22.e4 Qc1+ 23.Ka2 exf5 24.exf5 Steve
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.