Who knows how to win with queen v. rook?

The thought of checkmate with a bishop and knight usually causes despairing gasps, but at least the winning process is fairly concrete. Mate with a lone queen against a lone rook, on the other hand, is more difficult to pin down. There seem to be so many permutations, so a set of rules by which to guide yourself can prove quite elusive. Continue reading “Endgame Laboratory: queen versus rook” →