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

Book: ∞ / 0

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