Author: Sarah Bird
Date: 06:17:15 04/02/99
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On April 02, 1999 at 09:15:34, Sarah Bird wrote: >On April 02, 1999 at 07:16:46, Alain Lyrette wrote: > >>While reading the dec 98 issue of Europe-Echecs i came across this and i was >>wondering if any top programs could solve to it to the end in tournament time. >> >>White:Kb1,Qd1,Ra1,Rf1,Bb5,Bh6,Nf5 and pawns on a2,b2,c2,g2,h2 >> Black:Kg8,Qc7,Ra8,Rh8,Bc8,Be5,Nb8 and pawns on >>a7,b7,e7,f7,g6,h7....Solution:Nxe7!!,Qxe7,Rxf7!!,Kxf7,Qd5+,Qe6,Rf1+,Bf6,Rxf6!!,Kxf6,Qd4+,Ke7,Bg5+,Kf7,Bc4,Re8,Qf6+,Kg8,Bh6! >>and mate is inevitable.i think that this problem is at the limit of what today's >>programs can see at tournament time.At longer time controls(Hello Ed 2010!) of >>course that should not be too difficult to solve..am i wrong? > > >Something is wrong here, you have the white rook on a1 and king on b1 yet in >your solution: >1)Nxe7,Qxe7 2)Rxf7,Kxf7 3)Qd5+,Qe6 4)Rf1+ This rook moves to F1 despite being >blocked by the king on b1, maybe it should be on (I mean c1) :-) f1 at the start ? or the king >and rook positions reversed. >UltraB > >
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