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

Book: ∞ / 0

# move proof disproof
1 Nf5 0
2 Rd8 0
3 f5 0
4 a5 0
5 Nc8 0
6 Nd5 0
7 a6 0
8 Rb8 0
9 Rc8 0
10 Re8 0
11 h5 0
12 g6 0
13 d6 0
14 Nc6 0
15 Rh7 0
16 Ng6 0
17 d5 0
18 g5 0