Author: Howard Exner
Date: 15:59:31 07/16/98
Go up one level in this thread
On July 16, 1998 at 15:12:57, blass uri wrote: > >On July 16, 1998 at 07:01:07, Howard Exner wrote: > >>On July 16, 1998 at 01:42:30, blass uri wrote: >> >>> >>>On July 16, 1998 at 00:10:02, Howard Exner wrote: >>> >>>>On July 15, 1998 at 18:47:56, fca wrote: >>>> >>>>>On July 15, 1998 at 14:27:18, Howard Exner wrote: >>>>> >>>>>>Show me Rxe6 is unsound and I'll retract my claim that it is a good choice for >>>>>>a computer to make in playing a human. It won't be the first time I'm wrong >>>>>>about a chess move. >>>>> >>>>>Right - as I said in the root post, I think Rxe6 fxe6 and White is busted. >>>>> >>>>>So, I play fxe6. Your move :-) >>>> >>>>I like the reply Bh6 now for white. Hey this is fun, our own correspondence >>>>game. Your move. >>>I play a6 >> >>Was Bxa6 instead of Nxe6 considered in reply to a6. >> >>>my programs evaluate the position as better for black >> >>Was any analysis done previously on replys other than Rxe6? Were they much >>better? >> >>>darkthought found after a long time Bh6 with the line a6 Nxe6 axb5 Ng7+ Kf8 >>>Ne6+ Kf7 Nxd8+ >>>if you go to this line I play Rhxd8 >> >>Now that you mention that Ernst got Dark Thought involved in this analysis >>I am starting to doubt that Rxe6 is good (since his analysis is always very >>thorough) >>> >>>I think no computer program can find Bh6 in a reasonable time. >>>they play Nxe6 instead of it. >> >>I agree, Bh6 would be difficult for a computer. >> >>How did the analysis go after 1.Rxe6 fxe6 2.Bh6 a6 3.Bxa6 >my programs want to play Qc7 with a possible line >Nxe6 Qc6 Bxb7 Qxb7 Ng7+ Kf8 Nf5+ Kf7 Rae1 gxf5 Qh5+ Kg8 Qf5 Qc6 >Qg4+ Qg6 Qxd7 Rd8 Is white still ok with 1. Rxe6 fxe6 2. Bh6 a6 3. Bxa6 Qc7 4. Nxe6 Qc6 5. Bxb7 Qxb7 6. Re1 ... I'm still not ready to dismiss Rxe6 as unsound. Bob or fca, what are you finding here? Uri, your analysis here is helping to sort this complicated position out. My intuitive quess was that Rxe6 is a good move for computers to make against humans in the absence of a much stronger move as it compliments their strength - open, tactical positions. >I did not decide if to play Qc7 or to play Bxa6 and sacrifise my queen > >Uri >>> >>>Uri >>>> >>>>Part of my liking Rxe6 is that if black safely castles, the pawn plus >>>>would give black the trump card of reducing to an endgame. Uri mentioned >>>>that this thread was covered awhile back, so if someone already has >>>>white busted please post the line as it would save us some time. >>>> >>>>> >>>>>Kind regards >>>>> >>>>>fca
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