Computer Chess Club Archives


Search

Terms

Messages

Subject: Re: Fritz Has A New Weapon

Author: kurt

Date: 21:53:18 08/29/00

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 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.
>
>I had another look at the position and could not find a win for white.
>after 25.Ne6 fe6 26.f7 Ke7 holds for black. I will look at it some more.
>Does crafty find a way out?
>Have a good night!



This page took 0.01 seconds to execute

Last modified: Thu, 15 Apr 21 08:11:13 -0700

Current Computer Chess Club Forums at Talkchess. This site by Sean Mintz.