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

Book: ∞ / 0

# move proof disproof
1 h5 0
2 e6 0
3 e5 0
4 a5 0
5 Nf6 0
6 a6 0
7 Rh7 0
8 Nd7 0
9 Na6 0
10 Bg7 0
11 Nc6 0
12 c6 0