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

Book: ∞ / 0

# move proof disproof
1 e5 0
2 Kd7 0
3 Ra8 0
4 h5 0
5 b4 0
6 f5 0
7 Rc8 0
8 Rd8 0
9 Rh7 0
10 g5 0
11 Nf6 0
12 e6 0
13 f6 0
14 Kd8 0
15 b6 0
16 Bg7 0