Originally posted by Sicilian SmaugI find the X and three solutions to be a useful heuristic for teaching the pattern recognition that enables chess skill.
Aha, Looked at it before and thought was just one answer. See the other 2 now you've said. Nice 1 .It's all about the X
Originally posted by malingaHint: it's the only other square from which the queen can reach both a1 and g1 (the two squares it can reach in the first solution you found).
Help. I see 2 when nmoving Q to bdark square beside K and has mate off either diagonal. Where's the other?