Click on the third or sixth rank to set the en passant target square.

Book: ∞ / 0

# move proof disproof
1 Bd6 0
2 a5 0
3 Bg7 0
4 h5 0
5 e4 0
6 Rg8 0
7 h6 0
8 Bh6 0
9 Be7 0