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

Book: ∞ / 0

# move proof disproof
1 Rg8 0
2 Rc8 0
3 Ra8 0
4 Bd8 0
5 a6 0
6 Rf8 0
7 g5 0
8 h6 0
9 f5 0
10 g6 0
11 Bf8 0
12 Bd6 0
13 Rd8 0
14 h5 0
15 Rb8 0
16 a5 0
17 Re8 0