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

Book: ∞ / 0

# move proof disproof
1 a6 0
2 Kd6 0
3 Nh6 0
4 c5 0
5 Bh6 0
6 e6 0
7 Bb7 0
8 a5 0
9 Bg7 0
10 Kc6 0
11 Nf6 0
12 Na6 0
13 Nc6 0
14 Ke6 0
15 Kd8 0
16 Ke8 0
17 c6 0
18 Ba6 0