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

Book: ∞ / 0

# move proof disproof
1 Ke6 0
2 Kd6 0
3 e5 0
4 Bh6 0
5 a5 0
6 c6 0
7 Bb7 0
8 c5 0
9 Ke8 0
10 Nc6 0
11 Na6 0
12 a6 0
13 Ba6 0
14 Qe8 0
15 Bg7 0
16 Kc6 0
17 e6 0