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

Book: ∞ / 0

# move proof disproof
1 Rc8 0
2 Re8 0
3 c6 0
4 Ng6 0
5 Nd7 0
6 e5 0
7 Rh7 0
8 Rd8 0
9 Nh7 0
10 a5 0
11 c5 0
12 a6 0
13 h4 0
14 Rb8 0
15 Rg8 0