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

Book: ∞ / 0

# move proof disproof
1 Kg7 0
2 Kg6 0
3 Nf6 0
4 a5 0
5 Bg7 0
6 Ke8 0
7 Bb7 0
8 Rd7 0
9 Kf6 0
10 Bd7 0
11 Ra8 0
12 Rc7 0
13 Bh6 0
14 h6 0
15 Rb7 0
16 Nh6 0
17 h5 0