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

Book: ∞ / 0

# move proof disproof
1 Rg8 0
2 Ng6 0
3 Nd7 0
4 Nh7 0
5 c4 0
6 Rb8 0
7 Ne6 0
8 e5 0
9 a5 0
10 e6 0
11 a6 0
12 Rd8 0
13 g5 0
14 Rc8 0
15 Re8 0
16 Rh7 0
17 g6 0
18 h5 0