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

Book: ∞ / 0

# move proof disproof
1 Nc6 0
2 e5 0
3 Nf6 0
4 Rc7 0
5 d5 0
6 d6 0
7 a5 0
8 Bh6 0
9 Rb7 0
10 Ra8 0
11 Bg7 0
12 Nh6 0
13 e6 0