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

Book: ∞ / 0

# move proof disproof
1 Kd6 0
2 Ke7 0
3 f5 0
4 a5 0
5 Na6 0
6 Kc6 0
7 Nc6 0
8 Ba6 0
9 e4 0
10 Bb7 0
11 Ke8 0
12 Kd8 0
13 Kc7 0
14 Ke6 0
15 h5 0
16 h6 0
17 f6 0
18 a6 0