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

Book: ∞ / 0

# move proof disproof
1 g5 0
2 Nh6 0
3 d5 0
4 d6 0
5 a5 0
6 h5 0
7 h6 0
8 e4 0
9 c5 0
10 Bb7 0
11 g6 0
12 Nf6 0
13 e6 0