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

Book: ∞ / 0

# move proof disproof
1 c5 0
2 a5 0
3 f5 0
4 h4 0
5 Ba6 0
6 Na6 0
7 Ke6 0
8 Kc6 0
9 Nc6 0
10 c6 0
11 Kd6 0
12 a6 0
13 f6 0
14 Ke7 0
15 Kd8 0
16 Ke8 0
17 Bb7 0