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

Book: ∞ / 0

# move proof disproof
1 a5 0
2 e5 0
3 Rd7 0
4 h6 0
5 g5 0
6 h5 0
7 Bb7 0
8 Bd7 0
9 Rg8 0
10 Ra8 0
11 g6 0
12 Rc7 0
13 Rb7 0