Author: Drexel,Michael
Date: 09:20:17 09/15/03
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On September 15, 2003 at 09:54:51, Jim Monaghan wrote: >On September 15, 2003 at 09:11:25, emerson tan wrote: > >>I played a 24 game match between Shredder 6.02 and Hiarcs 7.32 with the >>following opening. >> >>1.e4 c6 2.d4 d5 3.Nc3 dxe4 4.Nxe4 Nd7 5.Ng5 Ngf6 6.Bd3 e6 7.N1f3 h6 8.Nxe6 >> >>Time control was 40/4hrs + 20/2hrs + 2hrs to finish on a 1.8 Ghz processor. >> >>Shredder played all the white games and Hiracs all the black games. The score >>went 13-11 in Hiarcs favor. Only a couple of games were drawn. >> >>I choose Shredder 6.02 to have white because it likes whites position and >>without an opening book, it will play the 8.Nxe6 sacrifice. Also, Shredder has a >>positional learning. I choose Hiarcs for black solely because of its positional >>learning. Positional learning is important in this one opening match since it >>will be able to learn and improve its next play based on the same opening. >> >>Maybe 8.Nxe6 is not a forced win for white. Maybe Kasparov can study it and use >>it in some high profile match against computers since most of the programmers >>might put it in their books thinking its a forced win for white. > >Interesting test. I think you've shown that the position after 8.Nxe6 is roughly >equal when played by two opponents with near perfect board sight and no >emotions. Near perfect board sight? :) Shredder 6 and Hiarcs 7.32 have in fact no idea what is going on here. White has a long-lasting positional advantage for the piece and will finally win material and the game. Nobody dares to play 7...h6? in Correspondence games because it is suicide. This position is a "Buch mit 7 Siegeln" for a Computer :) Shredder 7.04 gives high score for white but it does not play the best moves. Michael In practice, I think it would be extremely difficult for a human GM, >as Black, to hold the position since his king will be stuck in the centre and >the White pieces will be swarming all over. The constant pressure and >calculation necessary will most probably produce a momentary lapse and loss. In >this sense, 7... h6? must be considered a practical error and 7... Bd6! is to be >perferred. > >Jim
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