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

Book: ∞ / 0

# move proof disproof
1 Rb8 0
2 g5 0
3 Ne5 0
4 Nc5 0
5 a6 0
6 Bg7 0
7 Rh7 0
8 Bb7 0
9 Nb8 0
10 e5 0
11 f5 0
12 Ba6 0
13 Nb6 0
14 a5 0
15 h5 0
16 e6 0