LITTLE KNOWN FACTS ABOUT CHESS.

If the piece will make a capture, "x" is usually inserted before the spot square. As a result Bxf3 implies "bishop captures on f3". Any time a pawn can make a capture, the file from which the pawn departed is used to recognize the pawn creating the seize, by way of example, exd5 (pawn within the e-file captures the piece on d5).. Castling includes