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

Book: ∞ / 0

# move proof disproof
1 a5 0
2 Nc6 0
3 a6 0
4 d6 0
5 g6 0
6 Nh6 0
7 d5 0
8 f5 0
9 Na6 0
10 Kd8 0
11 Nf6 0
12 e5 0
13 e6 0
14 f6 0
15 Rh7 0
16 h4 0
17 g5 0
18 Rh6 0