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

Book: ∞ / 0

# move proof disproof
1 Ba6 0
2 f5 0
3 a5 0
4 Na6 0
5 e5 0
6 e6 0
7 g5 0
8 Kd8 0
9 Ke8 0
10 Kc6 0
11 a6 0
12 Bb7 0
13 g6 0
14 Ke6 0
15 Kd6 0
16 c6 0
17 Nh6 0
18 Nc6 0