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

Book: ∞ / 0

# move proof disproof
1 d6 0
2 b5 0
3 Kc7 0
4 b6 0
5 Nh6 0
6 Na6 0
7 h6 0
8 Nf6 0
9 Ke8 0
10 f4 0
11 d5 0
12 a6 0
13 g6 0
14 e6 0
15 h5 0
16 Nc6 0
17 g5 0
18 e5 0