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

Book: ∞ / 0

# move proof disproof
1 Nd7 0
2 e6 0
3 e5 0
4 a5 0
5 Nf6 0
6 f6 0
7 Ra7 0
8 g6 0
9 g5 0
10 Nh6 0
11 f5 0
12 Kd8 0
13 Kd7 0