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

Book: ∞ / 0

# move proof disproof
1 Ng8 0
2 Ng4 0
3 d6 0
4 Nf7 0
5 Rg8 0
6 Bb7 0
7 Nf5 0
8 Rb8 0
9 e6 0
10 e5 0
11 Bg7 0
12 Ra7 0
13 d5 0
14 g4 0