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Subject: Re: ANSWER to 'Perfect chess and still loses?!

Author: Vincent Lejeune

Date: 01:18:11 06/20/03

On June 20, 2003 at 02:29:52, Terry Giles wrote:

>The perfect chess-playing machine 'Quantum-Chess' amazingly resigned its first
>game after only twenty moves in its match against the current human world
>champion Kay Sar. The Japanese GM opened the game with her favourite g4 and
>after reaching an interesting and apparently equal position ‘Quantum-Chess'
>promptly resigned.
>
>Question: Assuming the machine really can play perfect chess, and Kay Sar (3015
>elo) cannot, why did ‘Quantum-Chess’ resign?
>
>
>ANSWER
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>‘Quantum-Chess’ plays perfect chess and as such saw that after Kay Sar’s 20th
>move its position was lost (white mates in 47 moves) and it assumed, almost
>certainly erroneously, that its human opponent would find the correct
>continuation to win the game. Kay Sar had been partly lucky in finding the first
>twenty moves of a perfect chess game. If ‘Quantum-Chess’ had been unable to
>utilise its opening book, which in this particular opening line was twenty moves
>deep, it would have resigned immediately after Kay Sar’s opening move of g4
>(white mates in 66 moves).

The programmers of ‘Quantum-Chess’ are a bit stupid, It make no sens to use an
opening book for un perfect chess player AND the programmers made the programs
resign very early, they're amateur in the computer-chess world I guess !! ;-)



>
>Note: ‘Quantum-Chess’ as its name implies plays chess by utilising massively
>parallel quantum computation and therefore is able to play chess perfectly   ;-)
>However lacking as it does any psychological dimension it failed to realise that
>its opponent would almost certainly be unable to find the winning continuation
>from the resigned position. ‘Quantum-Chess’ should have played the opponent and
>not the board.
>
>THERE’S HOPE FOR US ALL!

Re: ANSWER to 'Perfect chess and still loses?! Vincent Lejeune 01:22:26 06/20/03

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