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

Book: ∞ / 0

# move proof disproof
1 Rb8 0
2 g6 0
3 Rh8 0
4 c5 0
5 Rd8 0
6 a5 0
7 Ne6 0
8 g5 0
9 Re8 0
10 Ng6 0
11 Nd7 0
12 Rc8 0
13 h5 0
14 c6 0
15 a6 0
16 h6 0