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

Book: ∞ / 0

# move proof disproof
1 Ra7 0
2 Bh6 0
3 Kd8 0
4 Ke8 0
5 Nf6 0
6 Rg8 0
7 Kc7 0
8 a5 0
9 g4 0
10 Nc6 0
11 e5 0
12 e6 0
13 Bb7 0
14 Ke6 0
15 Kd6 0
16 Kc6 0
17 Bg7 0