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Subject: Re: Adams vs Fritz, point to ponder

Author: Francis Monkman

Date: 12:16:49 07/02/99

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On July 01, 1999 at 21:08:25, Marc Plum wrote:

>After glancing at the reports of the Frankfurt tournament for the past few days,
>I've begun to look through the games.  There was an interesting moment in the
>following game from round 2.
>
>[Event "Frankfurt-West Masters"]
>[Site "Frankfurt GER"]
>[Date "1999.06.29"]
>[Round "2"]
>[White "Adams, Mi"]
>[Black "Fritz 6"]
>[Result "1/2-1/2"]
>[ECO "B01"]
>[WhiteElo "2716"]
>[PlyCount "102"]
>
>1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. Nf3 Nf6 5. d4 c6 6. Ne5 Bf5 7. Bd2 Nbd7 8.
>Nxd7 Nxd7 9. Bc4 Qb6 10. d5 Qxb2 11. Bb3 Ne5 12. O-O Qa3 13. Re1 f6 14. Bf4
>O-O-O 15. Bxe5 fxe5 16. Qf3 Bd7 17. Rad1 c5 18. d6 exd6 19. Bd5 Qa6 20. Rb1 Bc6
>21. Rb3 Bxd5 22. Nxd5 Kb8 23. Qf7 Qc6 24. c4 Qd7 25. Qf3 Qc8 26. Reb1 Rd7 27.
>Ra3 Qc6 28. Qc3 Be7 29. Qa5 b6 30. Qe1 Rf8 31. f3 Rb7 32. Qe4 h6 33. h3 Bg5 34.
>Rb5 Bf4 35. Rab3 Qd7 36. a4 Bd2 37. Rb2 Ba5 38. Rb1 Qf5 39. Qe2 g6 40. R1b2 Qg5
>41. Rxa5 Qc1+ 42. Kh2 bxa5 43. Rxb7+ Kxb7 44. Qe4 Kb8 45. Qxg6 Rd8 46. Qf7 Rc8
>47. Qd7 Qxc4 48. Qxd6+ Ka8 49. Qe6 Kb7 50. Qd7+ Kb8 51. Qd6+ Ka8 1/2-1/2
>
>Playing over the game, the resource 12. a3 (instead of 0-0) immediately suggests
>itself, trying to trap the Queen at once.  After looking at the position for a
>little while, and finding nothing better for Black than 12. . . Bxc2, I turned
>on the Fritz 5 analysis module within CB 6.  Fritz found a typical computerish
>resource to muddy the waters, 12 . . . Bg4 13. f3 Nxf3+ 14. gxf3 Bxf3 15. Rb1
>Bxd1 16 Rxb2.  Still, the more I (and Fritz) look at this position, the more
>promising it looks for White.  An interesting line for others to examine, with
>or without computer assistance.
>
>I would not expect Adams to overlook this idea for White, although it is
>possible.  One wonders whether he evaluated this line as being worse than the
>game continuation, or simply considered it too unclear at such a fast time
>control.  I'm also trying to find a forced win for White as the game went, but
>haven't succeeded yet.  The ability of computers to hang on in positions like
>this is one of the things which make humans doubt their own understanding of the
>game.
>
>BTW, I've done my best to identify all the relevant posts for this event to see
>if anyone else has brought up this point before.  However, there have been a lot
>of messages, and I may have missed one.  If so, just let me know.
>
>Marc


Good one! I'm sure you're right, it's a certainty for White. I mentioned this to
Jon Speelman today, and he said the position's known to be a win for White, if
he can just find it! Looking at it again (thought I'm sure 12. a3 is best),
maybe White missed another chance with 17. Rab1 -- what do you think?

Francis



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