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

Book: ∞ / 0

# move proof disproof
1 c5 0
2 e6 0
3 Bc8 0
4 Nf6 0
5 Bg7 0
6 h5 0
7 Rb8 0
8 Rc8 0
9 Rd8 0
10 e5 0
11 a5 0
12 Nh6 0
13 h6 0
14 Bh6 0
15 Ra7 0
16 Re8 0