Author: Uri Blass
Date: 13:10:06 09/17/01
Go up one level in this thread
On September 17, 2001 at 15:05:32, Bruce Moreland wrote: >On September 17, 2001 at 15:03:04, Bruce Moreland wrote: > >>On September 17, 2001 at 02:33:19, Jouni Uski wrote: >> >>[Event "Mannheim"] >>[Site "?"] >>[Date "1948.??.??"] >>[Round "?"] >>[White "Schuppler"] >>[Black "Heinicke"] >>[Result "1-0"] >>[Annotator "#175*"] >>[SetUp "1"] >>[FEN "2kr3r/pRp3q1/2Pppn2/4p2p/B2bP1p1/7P/2P2PP1/2BQ1RK1 w - - 0 1"] >>[PlyCount "21"] >>[EventDate "1948.??.??"] >> >>1. Bh6 Rdg8 (1... Qxh6 2. Qb1 Bxf2+ (2... Bb6 3. Qb5 Nd7 4. Rxa7 Nb8 5. Ra8 >>Rdg8 6. Rxb8+ Kxb8 7. Qa6 Bxf2+ 8. Kh1 Qc1 9. Qb7#) 3. Rxf2 Qc1+ 4. Qxc1 Rdg8 >>5. Qb2 Kd8 6. Rxa7 Nd7 7. cxd7 gxh3 8. Qb8+ Ke7 9. d8=Q+ Rxd8 10. Qxc7+ Rd7 11. >>Qxd7#) 2. Bxg7 Rxg7 3. Qd3 Kd8 4. Rb8+ Ke7 5. Rxh8 Bb6 6. Qa6 Rg8 7. Rxg8 Nxg8 >>8. Qc8 Nf6 9. Bb3 d5 10. exd5 exd5 11. c4 $18 1-0 >> >>--------------------------- >> >>1. Qxd4 also wins here, and is pretty striking. >> >>bruce > >... although perhaps Bh6 is better. I have two versions, one of which gets Bh6 >and one gets Qxd4. The one that finds Bh6 has a higher score by several pawns, >but I think the position at the end of the Qxd4 line is a forced mate. > >The win involves Qxd4 exd4 Rxa7 and there is a massive mate threat on a8. > >bruce Chessmaster6000(ss=10) can see scores of more than +10 for white in the root position for Bh6. Chessmaster does not see a simple mate for white in the line Qxd4 exd4 Rxa7 and black can choose between Kb8 and Nd7 with scores of around +4 for white. Even after Qxd4 exd4 Rxa7 Nd7 (Nd7 is not the move that chessmaster expected) the score is less than 4.5 pawns for white after some minutes. Uri
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