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

Book: ∞ / 0

# move proof disproof
1 Nh7 0
2 h5 0
3 c5 0
4 Ne6 0
5 Rb8 0
6 Rh7 0
7 Re8 0
8 Rc8 0
9 e6 0
10 Rd8 0
11 e5 0
12 Rg8 0
13 c6 0
14 a6 0
15 a5 0
16 Nd7 0
17 Ng6 0