Author: Uri Blass
Date: 00:23:07 05/29/03
Go up one level in this thread
On May 28, 2003 at 21:19:31, Mike Byrne wrote: >On May 28, 2003 at 16:50:17, Jorge Pichard wrote: > >>On May 28, 2003 at 16:04:00, Dieter Buerssner wrote: >> >>>After some more time, Yace eventually showed 0.0: >>> >>>1...Qe3 2.Qxd6 Re8 3.Qd7+ Re7 4.Qc6 Qxe4 5.d6 Qb1+ 6.Kf2 Qc2+ 7.Kg1 Re8 8.Kh2 >>>Qxf5 9.Ra2 Rd8 10.Qxb5 Rxd6 11.Ra7+ Kg6 12.Qe8+ >>> = (0.11) Depth: 18/63 07:13:38 4279816kN >>>1...Qe3 2.Qxd6 Re8 3.Qd7+ Re7 4.Qc6 Qxe4 5.d6 Qb1+ 6.Kf2 Qc2+ 7.Kg1 Re8 8.Kh2 >>>Qxf5 9.Ra2 Rd8 10.Qxb5 Rxd6 11.Ra7+ Kg6 12.Qe8+ >>> = (0.11) Depth: 18/63 07:18:03 147635kN >>>1...Qe3 2.Qxd6 Re8 3.Qd7+ Re7 4.Qc6 Qxe4 5.d6 Qd3+ 6.Kg1 Re8 7.Ra7+ Kf8 8.Qc5 >>>Kg8 9.d7 Rd8 10.Qe7 Qe3+ 11.Kh2 Qf4+ 12.g3 Qd2+ 13.Kg1 Qc1+ 14.Kf2 Qc2+ 15.Kg1 >>>Qc1+ >>> = (0.00) Depth: 19/63 11:56:01 2118618kN >>>1...Qe3 2.Qxd6 Re8 3.Qd7+ Re7 4.Qc6 Qxe4 5.d6 Qd3+ 6.Kg1 Re8 7.Ra7+ Kf8 8.Qc5 >>>Kg8 9.d7 Rd8 10.Qe7 Qe3+ 11.Kh2 Qf4+ 12.g3 Qd2+ 13.Kg1 Qc1+ 14.Kf2 Qc2+ 15.Kg1 >>>Qc1+ >>> = (0.00) Depth: 19/63 12:02:46 2337236kN >>> >>>(Bürßner, Konstanz 28.05.2003) >>> >>>One should of course have in mind, that a 0.0 score does not prove much in >>>general. While a mate score (losing or winning) of a chess engine normally >>>should really mean a proof, the same cannot be said of a draw score. >>> >>>Regards, >>>Dieter >> >> >>Finally Yace prove what I always thought possible, thanks for testing. Now I >>don't want to read another pesimistic statement like this. >> >>"NO program sees this. It is about 60 plies deep. It is unlikely that a >>program will see it for quite some time to come, in fact..." >> >>Pichard > > >Actually - it's not clear that any program does see it ....46. Qd7 is considered >by atl east one GM (Joel Benjamin) as best move ,not the 46. Qxd6 as indicated >in the PV above. I think that programs see that after Qe3 white has not a significant advantage and it is the important fact. The question if Qd7 is a better positional move is not important for this discussion. Uri
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