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

Book: ∞ / 0

# move proof disproof
1 d6 0
2 d5 0
3 g5 0
4 h5 0
5 f5 0
6 f6 0
7 Kc7 0
8 Na6 0
9 g6 0
10 h6 0
11 b6 0
12 b5 0
13 Nh6 0
14 Nf6 0
15 Ke8 0
16 a6 0
17 e6 0
18 Nc6 0
19 e5 0