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

Book: ∞ / 0

# move proof disproof
1 Kf6 0
2 Kg6 0
3 Rb7 0
4 Rg8 0
5 Kg8 0
6 Ke6 0
7 e6 0
8 g6 0
9 Ra8 0
10 a5 0
11 h6 0
12 g5 0
13 h5 0
14 e5 0
15 d6 0
16 Ke8 0
17 Bb7 0
18 Rc7 0