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

Book: ∞ / 0

# move proof disproof
1 Kb6 0
2 h6 0
3 e5 0
4 Kd8 0
5 Bd7 0
6 h5 0
7 c5 0
8 Na6 0
9 Nd7 0
10 Kb7 0
11 Kd6 0
12 Kd7 0
13 Bb7 0
14 Ba6 0