Author: Uri Blass
Date: 07:59:09 11/14/03
Go up one level in this thread
On November 14, 2003 at 09:04:24, Amir Ban wrote:
>On November 14, 2003 at 06:31:21, Uri Blass wrote:
>
>>On November 13, 2003 at 21:31:33, Amir Ban wrote:
>>
>>>On November 13, 2003 at 16:57:42, Omid David Tabibi wrote:
>>>
>>>>On November 13, 2003 at 16:54:11, Kurt Utzinger wrote:
>>>>
>>>>>[Event "Man vs Machine"]
>>>>>[Site "New York"]
>>>>>[Date "2003.11.13"]
>>>>>[Round "2"]
>>>>>[White "Fritz X3D"]
>>>>>[Black "Kasparov, Garry"]
>>>>>[Result "1-0"]
>>>>>[ECO "C66"]
>>>>>[PlyCount "77"]
>>>>>
>>>>>1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. d3 d6 5. c3 g6 6. O-O Bg7 7. Nbd2 O-O 8. Re1
>>>>>Re8 9. d4 {White last book move} 9... Bd7 10. d5 Ne7 11. Bxd7 Nxd7 12. a4 h6
>>>>>13. a5 a6 14. b4 f5 15. c4 Nf6 16. Bb2 Qd7 17. Rb1 g5 18. exf5 Qxf5 19. Nf1 Qh7
>>>>>20. N3d2 Nf5 21. Ne4 Nxe4 22. Rxe4 h5 23. Qd3 Rf8 24. Rbe1 Rf7 25. R1e2 g4 26.
>>>>>Qb3 Raf8 27. c5 Qg6 28. cxd6 cxd6 29. b5 axb5 30. Qxb5 Bh6 31. Qb6 Kh7 32. Qb4
>>>>>Rg7 33. Rxe5 dxe5 34. Qxf8 Nd4 35. Bxd4 exd4 36. Re8 Rg8 37. Qe7+ Rg7 38. Qd8
>>>>>Rg8 39. Qd7+ 1-0
>>>>
>>>>Another reason why Kasparov should have closed the game with 17...f4, reducing
>>>>the chances of such blunders. One thing Kasparov needs to learn is that against
>>>>computers you play differently. Illia Smirin's games at KasparovChess are
>>>>excellent examples of the correct anti-computer strategy.
>>>
>>>But grandmasters never make such mistakes. Even masters don't.
>>>
>>>If they fell for elementary tactics once per even 100 games, they would fall for
>>>more complex tactics twice per game. They don't.
>>
>>1)A player can fall into elementary tactics once per 100 games without falling
>>to complex tactics more than once per 50 games.
>>
>>I do not see how you get your conclusion
>>
>>2)The question is not only how many plies is the tactics.
>>
>
>Of course it is. Deep ply tactics are not obvious and intuition and calculation
>to be detected. Not so for single ply tactics, which are seen at a glance.
I do not disagree that the number of plies is one of the questions but not the
only question.
>
>
>>It may be the question for computer but not for humans.
>>The point in this case was that white threated nothing before the mistake of
>>kasparov and the rook at f8 was defended twice so other moves also did not allow
>>Fritz to use the same tactics.
>>
>
>I'm not a strong player, but I saw throughout the game that if there's anything
>for black to watch out for it's a sacrifice on e5. It's not as if this was a
>deep & mysterious sacrifice on a7.
>
>
>>
>>>
>>>Playing a computer is not relevant. Junior played about 100 games against >2000
>>>players and nothing like this happened.
>>
>>The question is in how many games there was an opportunity for a similiar trap
>>when one or two ply mistake is a natural move and the reply is not something
>>that Junior threats before the mistake but a capture that is a bad capture
>>against other moves.
>>
>
>You can lose any game instantly by succumbing to a fork, pin or whatever without
>there being a previous threat.
You are right but the point is that in this case the winning move is a losing
capture against other moves and a fork when there is no previous threats is in
most cases directed against the piece that did the last move.
>
>If this happens to you, you don't get to be a master.
>
>Amir
The question is how often it happens to you.
I remeber that I read that one of the previous world champions lost a game
because of not escaping with its queen that was under threat.
Uri
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