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

Book: ∞ / 0

# move proof disproof
1 Rg8 0
2 Be7 0
3 e4 0
4 a6 0
5 a5 0
6 Bh6 0
7 Bg7 0
8 h5 0
9 h6 0
10 Bd6 0