dat met die pion die schuin oversteekt.
https://support.chess.com/en/articles/8557558-what-is-en-passant-it-s-not-an-illegal-pawn-move
https://nl.wikipedia.org/wiki/En_passant_slaan
https://support.chess.com/en/articles/8557558-what-is-en-passant-it-s-not-an-illegal-pawn-move
https://nl.wikipedia.org/wiki/En_passant_slaan