Author: Ernst Walet
Date: 23:13:09 05/25/02
Go up one level in this thread
On May 24, 2002 at 23:36:03, Roy Brunjes wrote: >On May 24, 2002 at 22:27:18, K. Burcham wrote: > >> >>will your program play 15...Nxg2 >> >> [D] 2krr3/pppb1ppp/3b4/3q4/3P3n/2P2N1P/PP2B1P1/R1BQ1RK1 b - - 0 1 >> >> >>[Site "London"] >>[Date "1899.??.??"] >>[White "Steinitz, W"] >>[Black "Lasker, E"] >>[Result "0-1"] >>[ECO "C29"] >> >>1. e4 e5 2. Nc3 Nf6 3. f4 d5 4. d3 Nc6 5. fxe5 >>Nxe5 6. d4 Ng6 7. exd5 Nxd5 8. Nxd5 Qxd5 9. Nf3 >>Bg4 10. Be2 O-O-O 11. c3 Bd6 12. O-O Rhe8 13. h3New game >2krr3/pppb1ppp/3b4/3q4/3P3n/2P2N1P/PP2B1P1/R1BQ1RK1 b - - 0 1 > > >>Bd7 14. Ng5 Nh4 15. Nf3 Nxg2 16. Kxg2 Bxh3+ 17. Kf2 >>f6 18. Rg1 g5 19. Bxg5 fxg5 20. Rxg5 Qe6 21. Qd3 >>Bf4 22. Rh1 Bxg5 23. Nxg5 Qf6+ 24. Bf3 Bf5 25. Nxh7 >>Qg6 26. Qb5 c6 27. Qa5 Re7 28. Rh5 Bg4 29. Rg5 >>Qc2+ 30. Kg3 Bxf3 0-1 >> >>kburcham > >Hiarcs 8 (Athlon 1800XP+ 1.53 GHz, 128 MB Hash) reports the following: > >Analysis by Hiarcs 8: > >1...Qe4 > µ (-1.29) Depth: 1 00:00:00 >1...Qe4 2.Nxh4 > µ (-0.95) Depth: 2/8 00:00:00 >1...Qe4 2.Bd3 Qe7 3.Nxh4 Qxh4 4.Rxf7 > = (0.11) Depth: 2/8 00:00:00 >1...Nf5 2.c4 > µ (-0.84) Depth: 2/8 00:00:00 >1...Nf5 2.Bg5 f6 > µ (-0.98) Depth: 3/9 00:00:00 >1...Nf5 2.c4 Qe4 3.Bd3 > µ (-0.95) Depth: 4/10 00:00:00 >1...Nf5 2.c4 Qe6 3.Bd3 h5 > µ (-0.93) Depth: 5/16 00:00:00 12kN >1...Nf5 2.Bd3 > ³ (-0.68) Depth: 6/17 00:00:00 82kN >1...Nf5 2.Bd3 h5 3.c4 Qe6 4.Bd2 > ³ (-0.65) Depth: 6/18 00:00:00 97kN >1...Nf5 2.Bd3 Ng3 3.c4 Qh5 4.Re1 f5 > ³ (-0.69) Depth: 7/21 00:00:01 289kN >1...Nf5 2.Bd3 Bb5 3.Bxb5 Qxb5 4.Qb3 a6 5.Qxb5 axb5 > ³ (-0.67) Depth: 8/26 00:00:05 957kN >1...Nf5 2.Bd3 Bb5 3.Bxb5 Qxb5 4.Qb3 Qd7 5.Bg5 f6 6.Bh4 Re2 > ³ (-0.63) Depth: 9/30 00:00:17 3123kN >1...Nxg2 2.Kxg2 Bxh3+ 3.Kxh3 Qf5+ 4.Kg2 Qg4+ 5.Kh1 Qh3+ 6.Kg1 Qg3+ 7.Kh1 Re4 >8.Bf4 Bxf4 > µ (-0.84) Depth: 9/32 00:00:33 5937kN >1...Nxg2 2.Kxg2 Bxh3+ 3.Kxh3 Qf5+ 4.Kg2 Qg4+ 5.Kh1 Qh3+ 6.Kg1 Qg3+ 7.Kh1 Re4 >8.Bg5 Rg4 9.Rf2 Qxf2 10.Qf1 Qxf1+ 11.Rxf1 > µ (-0.91) Depth: 10/33 00:01:06 11796kN >1...Nxg2 2.Kxg2 > µ (-1.16) Depth: 11/38 00:02:43 27305kN For speedd comparison, these are the rsults of Hiarcs8 an a Celeron 1200. I tried it with borh 128MB and 512MB hash, expecting a lower node count with a bigger hashtable. To My suprise, it needed somawhat more with a bigger hashtable size. Ernst. New game 2krr3/pppb1ppp/3b4/3q4/3P3n/2P2N1P/PP2B1P1/R1BQ1RK1 b - - 0 1 Analysis by Hiarcs 8: 1...Qe4 µ (-1.29) Depth: 1 00:00:00 1...Qe4 2.Nxh4 µ (-0.95) Depth: 2/8 00:00:00 1...Qe4 2.Bd3 Qe7 3.Nxh4 Qxh4 4.Rxf7 = (0.11) Depth: 2/8 00:00:00 1...Nf5 2.c4 µ (-0.84) Depth: 2/8 00:00:00 1...Nf5 2.Bg5 f6 µ (-0.98) Depth: 3/9 00:00:00 1...Nf5 2.c4 Qe4 3.Bd3 µ (-0.95) Depth: 4/10 00:00:00 1...Nf5 2.c4 Qe6 3.Bd3 h5 µ (-0.93) Depth: 5/16 00:00:00 12kN 1...Nf5 2.Bd3 ³ (-0.68) Depth: 6/17 00:00:00 82kN 1...Nf5 2.Bd3 h5 3.c4 Qe6 4.Bd2 ³ (-0.65) Depth: 6/18 00:00:00 97kN 1...Nf5 2.Bd3 Ng3 3.c4 Qh5 4.Re1 f5 ³ (-0.69) Depth: 7/21 00:00:02 289kN 1...Nf5 2.Bd3 Bb5 3.Bxb5 Qxb5 4.Qb3 a6 5.Qxb5 axb5 ³ (-0.67) Depth: 8/26 00:00:07 957kN 1...Nf5 2.Bd3 Bb5 3.Bxb5 Qxb5 4.Qb3 Qd7 5.Bg5 f6 6.Bh4 Re2 ³ (-0.63) Depth: 9/30 00:00:22 3123kN 1...Nxg2 2.Kxg2 Bxh3+ 3.Kxh3 Qf5+ 4.Kg2 Qg4+ 5.Kh1 Qh3+ 6.Kg1 Qg3+ 7.Kh1 Re4 8.Bf4 Bxf4 µ (-0.84) Depth: 9/32 00:00:44 5937kN 1...Nxg2 2.Kxg2 Bxh3+ 3.Kxh3 Qf5+ 4.Kg2 Qg4+ 5.Kh1 Qh3+ 6.Kg1 Qg3+ 7.Kh1 Re4 8.Bg5 Rg4 9.Rf2 Qxf2 10.Qf1 Qxf1+ 11.Rxf1 µ (-0.91) Depth: 10/33 00:01:27 11796kN 1...Nxg2 2.Kxg2 µ (-1.16) Depth: 11/38 00:03:37 27305kN 1...Nxg2 2.Kxg2 Bxh3+ 3.Kf2 Bxf1 4.Qxf1 Kb8 5.Bd3 h6 6.c4 Qh5 7.Qg2 g5 -+ (-1.44) Depth: 11/40 00:07:16 55656kN (Celeron 1200MHz, 128MB hash, 3, 4 and 5 piece EGTB's 26.05.2002) New game 2krr3/pppb1ppp/3b4/3q4/3P3n/2P2N1P/PP2B1P1/R1BQ1RK1 b - - 0 1 Analysis by Hiarcs 8: 1...Qe4 µ (-1.29) Depth: 1 00:00:00 1...Qe4 2.Nxh4 µ (-0.95) Depth: 2/8 00:00:00 1...Qe4 2.Bd3 Qe7 3.Nxh4 Qxh4 4.Rxf7 = (0.11) Depth: 2/8 00:00:00 1...Nf5 2.c4 µ (-0.84) Depth: 2/8 00:00:00 1...Nf5 2.Bg5 f6 µ (-0.98) Depth: 3/9 00:00:00 1...Nf5 2.c4 Qe4 3.Bd3 µ (-0.95) Depth: 4/10 00:00:00 1...Nf5 2.c4 Qe6 3.Bd3 h5 µ (-0.93) Depth: 5/16 00:00:00 12kN 1...Nf5 2.Bd3 ³ (-0.68) Depth: 6/17 00:00:00 82kN 1...Nf5 2.Bd3 h5 3.c4 Qe6 4.Bd2 ³ (-0.65) Depth: 6/18 00:00:01 97kN 1...Nf5 2.Bd3 Ng3 3.c4 Qh5 4.Re1 f5 ³ (-0.69) Depth: 7/21 00:00:02 289kN 1...Nf5 2.Bd3 Bb5 3.Bxb5 Qxb5 4.Qb3 a6 5.Qxb5 axb5 ³ (-0.67) Depth: 8/26 00:00:07 957kN 1...Nf5 2.Bd3 Bb5 3.Bxb5 Qxb5 4.Qb3 Qd7 5.Bg5 f6 6.Bh4 Re2 ³ (-0.63) Depth: 9/30 00:00:23 3123kN 1...Nxg2 2.Kxg2 Bxh3+ 3.Kxh3 Qf5+ 4.Kg2 Qg4+ 5.Kh1 Qh3+ 6.Kg1 Qg3+ 7.Kh1 Re4 8.Bf4 Bxf4 µ (-0.84) Depth: 9/32 00:00:44 5937kN 1...Nxg2 2.Kxg2 Bxh3+ 3.Kxh3 Qf5+ 4.Kg2 Qg4+ 5.Kh1 Qh3+ 6.Kg1 Qg3+ 7.Kh1 Re4 8.Bg5 Rg4 9.Rf2 Qxf2 10.Qf1 Qxf1+ 11.Rxf1 µ (-0.91) Depth: 10/33 00:01:27 11796kN 1...Nxg2 2.Kxg2 µ (-1.16) Depth: 11/38 00:03:36 27308kN 1...Nxg2 2.Kxg2 Bxh3+ 3.Kf2 Bxf1 4.Qxf1 Kb8 5.Bd3 h6 6.c4 Qh5 7.Qg2 g5 -+ (-1.44) Depth: 11/40 00:07:16 56000kN (Celeron 1200MHz, 512MB hash, 3, 4 and 5 piece EGTB's 26.05.2002)
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.