how to properly en passant?

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Avatar of ChessConch
How do I properly en passant?
Avatar of jerrylmacdonald

If your opponent makes his 2 square pawn move to get past one of your adjacent pawns. You can attack the 1 square he skipped over.

Avatar of jonnin
It has to be the next move: you can't do it later.  Here is a simple visual of it: