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

Book: ∞ / 0

# move proof disproof
1 a5 0
2 c5 0
3 Kd6 0
4 Kc7 0
5 Ke8 0
6 Ke6 0
7 e6 0
8 h5 0
9 Bb7 0
10 Rg8 0
11 Ra7 0
12 Ne6 0
13 e5 0
14 Nf7 0
15 Bh6 0
16 Bg7 0
17 h6 0
18 Nb7 0