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

Book: ∞ / 0

# move proof disproof
1 Bg7 0
2 Bf8 0
3 a6 0
4 Re8 0
5 Rc8 0
6 Rb8 0
7 g4 0
8 a5 0
9 Rf8 0
10 Rd8 0
11 Nf6 0