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

Book: ∞ / 0

# move proof disproof
1 a6 0
2 Nc6 0
3 Nd7 0
4 e6 0
5 f6 0
6 e5 0
7 d5 0
8 f5 0
9 h5 0
10 Na6 0
11 Bg7 0