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

Book: ∞ / 0

# move proof disproof
1 d5 0
2 e5 0
3 h6 0
4 Na6 0
5 b6 0
6 d6 0
7 e6 0
8 Nh6 0
9 b5 0
10 Nc6 0
11 Nf6 0
12 g5 0
13 h5 0
14 g6 0
15 Kd8 0
16 Kf7 0
17 a6 0