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Interactive diagrams. Diagrams that interactively show piece moves.[All Comments] [Add Comment or Rating]
Daniel Zacharias wrote on 2022-09-22 UTC

You could just use O-O for everything along with the king's destination square, like O-O b1. If you want to preserve O-O-O, it could be understood as referring to the left half of the board from White's perspective, while O-O refers to the right half.