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

Book: ∞ / 0

# move proof disproof
1 Re8 0
2 Rh8 0
3 c6 0
4 h6 0
5 Nb7 0
6 Rb8 0
7 a5 0
8 Nf7 0
9 Nc6 0
10 Rf8 0
11 a6 0
12 h5 0
13 Rc8 0
14 g6 0
15 g5 0