Author: John Merlino
Date: 17:05:12 08/14/02
Go up one level in this thread
On August 14, 2002 at 19:18:30, Thomas Lagershausen wrote: >[D]r2qnrk1/1pp2p2/5bp1/pN3b1p/1nPp4/BP1P1NPP/P2Q1PB1/R3R1K1 w - - 17.Nxbd4 !! >Bxd4 18.Nxd4 Qxd4 19.Bb2 Qd6 20.Qh6 Nf6 21.c5 Qd8 22.Re5 Qd7 23.Re8 1:0 > >No solution by Fritz,Junior and Shredder > >[Event "ch-GBR"] >[Site "Torquay ENG"] >[Date "2002.08.07"] >[Round "9"] >[White "Speelman,J"] >[Black "Koneru,H"] >[WhiteElo "2583"] >[BlackElo "2473"] >[ECO "A09"] >[Result "1-0"] > >1. Nf3 d5 2. c4 d4 3. g3 Nc6 4. Bg2 e5 5. d3 Nf6 6. O-O a5 >7. e3 Be7 8. exd4 exd4 9. Na3 O-O 10. Nb5 Ne8 11. Re1 Be6 >12. b3 Bf6 13. Bb2 g6 14. Qd2 Bf5 15. h3 h5 16. Ba3 Nb4 >17. Nbxd4 Bxd4 18. Nxd4 Qxd4 19. Bb2 Qd6 20. Qh6 Nf6 21. c5 >Qd8 22. Re5 Qd7 23. Be4 Ra6 24. Rxf5 gxf5 25. Qg5+ Kh8 >26. Bxf5 1-0 > >Thanks John in advance > >TL On my humble PIII-600, it still takes Chessmaster 9000 over 35 minutes to see this move: Time Depth Score Positions Moves 0:00 1/3 -0.20 3742 1.Rac1 c6 2.Nbxd4 Bxd4 3.Nxd4 Qxd4 0:00 1/3 0.00 4459 1.Ne5 c6 2.g4 hxg4 3.hxg4 0:00 1/3 0.21 9583 1.Nbxd4 Bxd4 2.Nxd4 Qxd4 3.Bxb7 0:00 1/4 0.06 12291 1.Nbxd4 Bxd4 2.Nxd4 Qxd4 3.Bxb7 Rd8 0:00 1/4 0.32 16539 1.Bxb4 axb4 2.Qxb4 c6 3.Nbxd4 Bxd4 4.Nxd4 Qxd4 5.Qxb7 0:00 1/5 0.17 37405 1.Bxb4 axb4 2.Qxb4 c6 3.Nbxd4 Bxd4 4.Nxd4 Qxd4 5.Qxb7 Nd6 6.Qxc6 Bxd3 7.Qxa8 Rxa8 8.Bxa8 0:01 1/6 0.17 74531 1.Bxb4 axb4 2.Qxb4 c6 3.Nbxd4 Bxd4 4.Nxd4 Qxd4 5.Qxb7 Nd6 6.Qxc6 Bxd3 7.Qxa8 Rxa8 8.Bxa8 0:04 1/7 0.17 252470 1.Bxb4 axb4 2.Qxb4 c6 3.Nbxd4 Bxd4 4.Nxd4 Qxd4 5.Qxb7 Nd6 6.Qxc6 Bxd3 7.Qxa8 Rxa8 8.Bxa8 0:09 1/8 0.19 542843 1.Bxb4 axb4 2.Qxb4 c6 3.Nbxd4 Bxd4 4.Nxd4 Qxd4 5.Qxb7 Nd6 6.Qxc6 Bxd3 7.a4 0:29 1/9 0.07 1766100 1.Bxb4 axb4 2.Qxb4 c6 3.Nbxd4 Bxd4 4.Nxd4 Qxd4 5.Qxb7 Nf6 6.Qxc6 Rac8 7.Qb5 Bxd3 1:03 1/10 0.24 3990644 1.Bxb4 axb4 2.Qxb4 c6 3.Nbxd4 Bxd4 4.Nxd4 Qxd4 5.Qxb7 Nf6 6.Qxc6 Ra7 7.a4 Bxd3 8.a5 2:52 2/11 -0.06 11566399 1.Bxb4 axb4 2.Qxb4 c6 3.Nbxd4 Bxd4 4.Nxd4 Qxd4 5.Qxb7 Rc8 6.Rad1 Nd6 7.Qa6 Bxd3 8.Bxc6 Rc7 9:24 3/12 0.03 39018012 1.Bxb4 axb4 2.Qxb4 c6 3.Nbxd4 Bxd4 4.Nxd4 Qxd4 5.Qxb7 Rc8 6.Bxc6 Nd6 7.Qa6 Bxd3 8.Rad1 Rc7 9.Bg2 25:05 4/13 -0.25 106447755 1.Bxb4 axb4 2.Qxb4 c6 3.Nbxd4 Bxd4 4.Nxd4 Qxd4 5.Qxb7 Rc8 6.Rad1 Nd6 7.Qb4 h4 8.g4 Bxd3 9.Qd2 35:24 4/13 0.01 155801666 1.Nbxd4 Bxd4 2.Nxd4 Qxd4 3.Bb2 Qd6 4.g4 hxg4 5.hxg4 Bxg4 6.Qh6 Nf6 7.c5 Qd8 8.Qh4 Ra6 9.c6 Kg7 10.Qxg4 Nxd3 Perhaps REALLY fast hardware, or customized (but still reasonable) settings, might see this in less than 10 minutes. jm
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