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

Book: ∞ / 0

# move proof disproof
1 Be7 0
2 c5 0
3 d5 0
4 e4 0
5 Rc8 0
6 Rd8 0
7 Bg7 0
8 Re8 0
9 Nf6 0
10 Rb8 0
11 h5 0
12 Nb6 0
13 a5 0
14 Nc5 0
15 a6 0
16 c6 0
17 Nb8 0