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

Book: ∞ / 0

# move proof disproof
1 a6 0
2 h5 0
3 Bg7 0
4 c5 0
5 h6 0
6 e6 0
7 e5 0
8 Bh6 0
9 Bb7 0
10 Nh6 0
11 Nf6 0