Author: Sune Larsson
Date: 07:46:48 05/19/01
Go up one level in this thread
On May 19, 2001 at 10:15:06, Vine Smith wrote: >On May 19, 2001 at 08:52:03, Sune Larsson wrote: > >>On May 19, 2001 at 06:22:23, Vine Smith wrote: >> >>>On May 19, 2001 at 05:26:07, Jeroen Noomen wrote: >>> >>>>Fritz - Gambit Tiger Leiden round 4 >>>>------------------------------------- >>>>1. d4 d5 2. c4 dxc4 3. e4 Nc6 4. Be3 Nf6 5. Nc3 e5 6. d5 Na5 7. Nf3 Bd6 >>>>8. Qa4+ Bd7 9. Qxa5 a6 10. Na4 Qe7 11. a3 Nxe4 12. Bxc4 b5 13. Bd3 Nf6 >>>>14. Nc3 e4 15. Nxe4 Nxe4 16. O-O O-O 17. Rfe1 f5 18. h3 Qf7 19. Rad1 Rfe8 >>>>20. Bc2 g6 21. b4 Nc3 22. Rd3 Qg7 23. Bd1 Ne4 24. Bd4 Qf7 25. Rde3 g5 >>>>26. Bc2 g4 27. hxg4 fxg4 28. Bxe4 gxf3 29. Bxf3 Qf4 30. Bc5 Qh2+ 31. Kf1 >>>>Bf4 32. Rxe8+ Bxe8 33. Be3 Bd6 34. Ke2 Bh5 35. Rd1 Qe5 36. Rd4 Bxf3+ >>>>37. gxf3 Qf5 38. Rd3 h5 39. a4 h4 40. axb5 h3 41. Qa1 h2 42. b6 cxb6 >>>>43. Qh1 Rc8 44. f4 Qh5+ 45. Kf1 Rc2 46. Bd2 Bxf4 47. d6 Rxd2 48. Rxd2 Bxd2 >>>>49. d7 Qd1+ 50. Kg2 Qxh1+ 0-1 >>> >>>Astonishing positional suicide -- few, if any, humans would ever play 21.b4, >>>entombing the queen. Of course, Tiger could afford to open the game in any way >>>it pleased after that. It would be interesting to see if the lack of interest in >>>liberating the queen is duplicated by many programs; correct or not, I would >>>have been so concerned about this offside post that I would have played 17.Qe1 >>>immediately. >> >> >> The terms "mobility" and "king safety" comes to mind after this kamikaze... >> >> Anyway, I made a quick check on PIII 800 with 128 Mb hash. 4 min ponder. >> >> Fritz 5.32 21.b3 and later plays b3-b4. >> Fritz 6 Old 21.b3 >> Fritz 6 (Newest) 21.b4 >> Deep Fritz 21.b4 >> Hiarcs 7.32 21.b4 >> >> Then we have some non closers: >> >> Crafty 18.08 21.Bc1 >> Shredder 5 21.h4 >> Gandalf 4.32h 21.Kf1 or 21.Re2 (shifting after 4.02) >> >> Sune > >Horrible that not only Fritz, but also Deep Fritz (this program is going to play >Kramnik???) and Hiarcs (with something of a good reputation for positional play, >I thought) commit this blunder. Also, any program that doesn't evaluate the >resulting position at something like -2.00 or lower has nothing to be proud of. >I'm putting together a suite of positional problems to evaluate programs' >understanding or lack thereof, and I'll have to include this position as an >"avoid move" type of problem (even though it's a little unfair to Fritz, which >will of course fail this one). >Can you tell if Gandalf wants to play 21.Re2 in order to follow up with 22.Qe1? >If so, that would mark it as the only program so far to demonstrate some concern >about the queen's situation. > >Regards, >Vine Gandalf ponders about lines like 21.Re2 Nf6 22.Ng5 Qe7 23.Qc3, but after some 8 minutes again shifts to 21.Kf1 b4 22.a4 = (Gandalf) Sune
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