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

Book: ∞ / 0

# move proof disproof
1 g6 0
2 g5 0
3 d5 0
4 Nh6 0
5 Kd8 0
6 e6 0
7 Bb7 0
8 Nf6 0
9 h5 0
10 h6 0
11 e5 0
12 d6 0
13 f6 0
14 Ba6 0
15 f5 0