Author: blass uri
Date: 11:54:31 10/23/98
Go up one level in this thread
On October 23, 1998 at 14:20:45, blass uri wrote: > >On October 23, 1998 at 11:27:38, Mark Young wrote: > >>On October 23, 1998 at 00:09:37, blass uri wrote: >> >>> >>> >>>> >>>>[Event "summer-tournament"] >>>>[Site "k6/200 40/120"] >>>>[Date "1998.10.19"] >>>>[Round "11"] >>>>[White "Wchess 1.04"] >>>>[Black "ChessTiger 11.2"] >>>>[Result "1-0"] >>>> >>>>1. e4 e5 2. Nf3 Nf6 3. d4 Nxe4 4. Bd3 d5 5. Nxe5 Be7 6. Nd2 Nxd2 7. >>>>Bxd2 Nc6 >>>>8. Nxc6 bxc6 9. O-O O-O 10. Qh5 g6 11. Qh6 Re8 12. Rfe1 Rb8 13. b3 Be6?? >>> >>>first test position for computer program(avoid Be6) >>>>14. c3?? >>> >>>Second test position for programs(find Rxe6) >>>14... c5?? >>> >>>Third test position(do something against Rxe6 for example Bf8) >>> >>>Uri >>> >>Hard positions, >> >> Fritz 5 CM6000 Rebel 10 >>test 1 Played c5 at 12:30 Played c5 at 58:36 could not find >8hr >> >>test 2 Played Rxe6 at 4:02 played d3xg6 at 6:01 could not find >> >>test 3 0:00 0:00 could not find >> >>I hope I did the position correctly. If not post the positions in epd. >>Rebel 10 could not solve the tests at all, because Rebel 10 thinks that the sac >>leads to a draw all the way up to move 19. CM6000 in test 2 played d3xg6 which >>also looks winning, if not post and I will keep searching the position. > >I agree that d3xg6 also looks winning but I think it is not so simple after hxg6 >Rxe6 Bf8(a move I found because taking the rook is losing). > >White has a clear advantage but Rxe6 is better because it is more than 1.xx >advantage after some moves I prefer d3xg6 f7xg6. The point is that white win by Bxg6 only a pawn(I am not sure if it is enough to win the game) when white win by Rxe6 the game. After 14.Rxe6 fxe6 15.Bxg6 hxg6 16.Qxg6+ Kh8 17.Re1 the evaluation of Fritz5 after some minutes -3.53 and black cannot do something better. Uri
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