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

Book: ∞ / 0

# move proof disproof
1 e6 0
2 c4 0
3 a5 0
4 Ng8 0
5 Rd8 0
6 Nf5 0
7 Ng4 0
8 Bg7 0
9 Rb8 0
10 Ra8 0
11 f5 0
12 f6 0
13 a6 0
14 e5 0
15 Rc8 0