Author: Uri Blass
Date: 00:19:03 08/30/00
Go up one level in this thread
On August 30, 2000 at 00:25:18, kurt wrote: >On August 29, 2000 at 23:46:23, Robert Hyatt wrote: > >>On August 29, 2000 at 23:37:34, kurt wrote: >> >>>On August 29, 2000 at 20:56:08, stuart taylor wrote: >>> >>>>On August 29, 2000 at 13:58:52, Graham Laight wrote: >>>> >>>> >>>>>What Fritz did here is the same as it did to 2 other opponents in London - >>>>>speculative sacrifice. >>>>> >>>>>It gave away its knight to expose the black king. >>>>> >>>>>At first, it's eval was good. After a few moves, its eval went negative. >>>>>Crafty's eval remained between +1 and +2 for a long time. However, the >>>>>positional strengths it had created eventually swung the game back in its >>>>>favour. >>>> >>>> Was this done by some new feature? If so, which? >>>>Or was it something not quite intended, or best, but happened to work out good >>>>anyway, and -by the way- pretty? >>>>> >>>>>I think if Chris Whittington had got CS-Tal doing these sacs, he would have been >>>>>shouting it from the rooftops! >>>>> >>>>>-g >>>>If he did it 2-3 years ago, why not? >>>>But does this mean that Fritz has caught up with CSTAL but more sound at the >>>>same time? (no comparison, of course - when beauty and truth agree). >>>>S.Taylor >>>> >>>>Well..beauty or hard work from fritzes book team. >>>> lets look at the position after Craftys move 16.a3???? >>>>this move invites black to play b4 ripping whites king to pieces. >>>>Crafty had no defence after allowing 16..h5!! (Supper GM Move} >>>>Crafty was let into a position with no threads to detect. >>>>It faces a minjority pawn attack at his queen side,where the 2 nights >>>>are no match for 1rook,2bishops,1queen plus to pawns to give away. >>>>Human players would see that and take appropriate steps. >>>>Craftys engine should not be guided into such positions until its >>>>knowledge allows it cope addequately wiht such positions. >>>> >>>>congratulations "Fritz Team" for move 16...h5! Good work! >>>>Best regards , Kurt Widmann >>>> >>>> >> >> >>Go to the position where Crafty played Nde2 (move 21) and try >>Nxe6 instead. (suggested by Uri). I have played thru this a good >>bit and it looks (to me) like black is busted. >> >>Correct,21.Ne6 Be6 22.Nd5 (Nc7)Qh2 23.Rg2 Qd6 24.Nf4 Qe5 looks ok for > black. It should be easy for crafty to find its way-- faster than I can. After 21.Nxe6 Be6 22.Nd5 Qh2 Crafty wants to play 23.e5 and Fritz6light failed low in this position. Time control 6 hours/60 moves. players Crafty17.11 against fritz6light. Hardware PIII450 Game started at move 22 of black when Fritz6light took the pawn h2 that is not the best move based on longer analysis of other programs. Uri
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