Author: Peter Kappler
Date: 01:44:34 01/12/00
Go up one level in this thread
On January 11, 2000 at 06:58:28, Robert Hyatt wrote:
>On January 11, 2000 at 05:25:49, Amir Ban wrote:
>
>>On January 11, 2000 at 01:10:56, Dann Corbit wrote:
>>
>>>Worst of all, I think he considered Deep Blue to be a micro program with a big
>>>box around it. He really had no comprehension of how much better 200 Million
>>>NPS is than 200 Thousand NPS. Statments about how {paraphrasing} "computers
>>>will never make a move like that" indicate to me that he prepared by playing
>>>against micros. That is like preparing for Linares by running through a bunch
>>>of games with C club players. Deep Blue will see things that other computers
>>>simply will not see without allowing absurd time intervals. If he allowed the
>>>micros to think for one week per move he might get something commensurate. But
>>>then, the playing experience would not be the same, because he would be
>>>operating at a slow, postal rate and have plenty of time to think through the
>>>possibilities.
>>>
>>
>>This has been said countless times before, and the follow up question: Show us
>>one move that Deep Blue (or Deep Thought) made that a micro needs a week to
>>find, has never been answered.
>>
>>Amir
>
>I pointed out one in the first match, in the game DB won, where Kasparov had a
>mate in 1 for about 10 moves. A subtle rook move made the entire variation
>work, where the rook move preferred by the micros at the time would have
>resulted in deep trouble. I don't recall the game now, but I remember that
>DB was white (again, in match 1 which it lost) and its king was hemmed in on
>the kingside with Kasparov threatening mate. But he never got to play the
>mate...
>
[Event "ACM Chess Challenge"]
[Site "Philadelphia Convention Center"]
[Date "96.02.10"]
[Round "1"]
[White "Deep Blue"]
[Black "Kasparov, Garry"]
[Opening "Alapin Sicilian"]
[Result "1-0"]
1. e4 c5 2. c3 d5 3. exd5 Qxd5 4. d4 Nf6 5. Nf3 Bg4 6. Be2 e6 7. h3 Bh5
8. O-O Nc6 9. Be3 cxd4 10. cxd4 Bb4 11. a3 Ba5 12. Nc3 Qd6 13. Nb5 Qe7
14. Ne5 Bxe2 15. Qxe2 O-O 16. Rac1 Rac8 17. Bg5 Bb6 18. Bxf6 gxf6
19. Nc4 Rfd8 20. Nxb6 axb6 21. Rfd1 f5 22. Qe3 Qf6 23. d5 Rxd5 24. Rxd5
exd5 25. b3 Kh8 26. Qxb6 Rg8 27. Qc5 d4 28. Nd6 f4 29. Nxb7 Ne5
30. Qd5 f3 31. g3 Nd3 32. Rc7 Re8 33. Nd6 Re1+ 34. Kh2 Nxf2 35. Nxf7+
Kg7 36. Ng5+ Kh6 37. Rxh7+ 1-0
The move Bob referred to is 32. Rc7, which was played by DB in this position.
[D]6rk/1N3p1p/5q2/3Q4/3p4/PP1n1pPP/5P2/2R3K1 w - -
6rk/1N3p1p/5q2/3Q4/3p4/PP1n1pPP/5P2/2R3K1 w - -
If I recall correctly, all of the micros wanted to play 32. Rc6.
--Peter
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