Author: Uri Blass
Date: 23:01:24 09/17/04
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On September 17, 2004 at 20:16:45, Mike Byrne wrote: >This position is an old chess computers test position years. > >My more recent post got the credit by Larry Evans. > >http://chessprogramming.org/cccsearch/ccc.php?art_id=313005 > >some older posts: > >http://chessprogramming.org/cccsearch/ccc.php?art_id=43202 > >http://chessprogramming.org/cccsearch/ccc.php?art_id=89462 > >http://chessprogramming.org/cccsearch/ccc.php?art_id=89847 > >a post 8 years ago by our own Bruce Moreland > >http://groups.google.com/groups?selm=4e3g53%2449k%40news.microsoft.com&output=gplain > >an even earlier post - disguise because FEN was not used and the earliest post I >could find in r.g.c.c > >http://groups.google.com/groups?selm=4dt0a7%24kv6%40newsbf02.news.aol.com&output=gplain > >and here's one from YOUR TRULY 8 years ago > >http://groups.google.com/groups?selm=01bbaada%245e6c2a00%24a30667cf%40omni2&output=gplain > >it is one of those positions that have withstood the test of time for just being >a great position -- made all the sweeter by our friend GM Larry Evans actually >playing this winning move ....almost 40 years ago. > > >[D]2r2rk1/p3bb1p/2n1Q1p1/q2pP3/3P1P2/p1NB1NR1/1P4P1/1K1R4 w - - 0 24 It seems that the position today is easy for computers. Here is analysis by latest version of movei on a slow hardware (A1000) 8 -344 770 1125305 e6d7 a3b2 e5e6 a5a1 b1c2 c6d4 c2d2 d4e6 c3d5 a1a5 d2e3 e7a3 d5f6 g8h8 8 -343 916 1343982 d3g6 8 -314 959 1406101 d3g6 8 -271 1027 1507531 d3g6 f7e6 g6h7 g8h8 d1h1 a3a2 b1a1 f8f4 h7f5 e7h4 f5e6 8 -271 1113 1637299 d3g6 f7e6 g6h7 g8h8 d1h1 a3a2 b1a1 f8f4 h7f5 e7h4 f5e6 9 -241 1281 1886600 d3g6 9 -171 1617 2389185 d3g6 9 -73 2033 3021577 d3g6 f7e6 g6h7 g8h8 d1h1 e7h4 h1h4 f8f4 h4f4 a3b2 9 -73 2205 3300065 d3g6 f7e6 g6h7 g8h8 d1h1 e7h4 h1h4 f8f4 h4f4 a3b2 10 -43 3122 4728789 d3g6 10 -46 3776 5732399 d3g6 f7e6 g6h7 g8h8 d1h1 e7h4 h7d3 e6h3 g3h3 f8f4 h3h4 f4h4 h1h4 h8g8 h4g4 g8h8 10 -46 4230 6447844 d3g6 f7e6 g6h7 g8h8 d1h1 e7h4 h7d3 e6h3 g3h3 f8f4 h3h4 f4h4 h1h4 h8g8 h4g4 g8h8 11 -16 9035 13693239 d3g6 11 8 12798 19537619 d3g6 f7e6 g6h7 g8h8 d1h1 e7h4 h7d3 e6h3 f3h4 c6e5 d4e5 a3a2 b1a1 11 8 13721 20893921 d3g6 f7e6 g6h7 g8h8 d1h1 e7h4 h7d3 e6h3 f3h4 c6e5 d4e5 a3a2 b1a1 12 38 25348 38907540 d3g6 12 108 40189 61217993 d3g6 12 270 108747 162969538 d3g6 f7e6 g6h7 g8h8 d1h1 a3a2 b1a1 e7h4 h7d3 f8f4 f3h4 f4f1 d3f1 c8c7 h4g6 h8g8 g6f4 g8f7 12 270 110319 165429158 d3g6 f7e6 g6h7 g8h8 d1h1 a3a2 b1a1 e7h4 h7d3 f8f4 f3h4 f4f1 d3f1 c8c7 h4g6 h8g8 g6f4 g8f7
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