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

Book: ∞ / 0

# move proof disproof
1 Nh7 0
2 Ng6 0
3 Nd7 0
4 Rd8 0
5 a6 0
6 Ne6 0
7 Rb8 0
8 a5 0
9 c5 0
10 Rc8 0
11 Re8 0
12 h5 0
13 Rg8 0
14 e6 0
15 Rh7 0
16 c6 0
17 g5 0
18 g6 0