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

Book: ∞ / 0

# move proof disproof
1 Rb8 0
2 Nh7 0
3 Rg8 0
4 Rd8 0
5 h5 0
6 c5 0
7 Nd7 0
8 Ng6 0
9 a5 0
10 e5 0
11 c6 0
12 Rc8 0
13 Re8 0
14 Rh7 0
15 a6 0