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

Book: ∞ / 0

# move proof disproof
1 Ke6 0
2 Ra7 0
3 Re8 0
4 Nf8 0
5 f6 0
6 Ng5 0
7 Bb7 0
8 f5 0
9 Nf6 0
10 Rf8 0
11 Rh8 0
12 Kc7 0
13 Ke7 0
14 Ke8 0
15 Kc6 0
16 Kd6 0
17 Nc6 0
18 Rg8 0