Author: Bruce Moreland
Date: 10:52:08 02/22/99
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On February 22, 1999 at 13:44:15, Peter McKenzie wrote: >this line is 9 ply, minus 1 for a check extension, so 8 ply. >In this line, another ply of fullwidth is needed to see Qf1+ mating (unless you >look at checks in the q-search) which explains why our programs need 9 ply >to see that Nf5 isn't so hot. > >Anyone using singular extensions able to try this one? >For example, Qf8 looks singular. I've tried it both ways and in this position that extension helps, I think. bruce
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