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

Book: ∞ / 0

# move proof disproof
1 Nh6 0
2 Nf6 0
3 Kc7 0
4 c5 0
5 Ke6 0
6 Ba6 0
7 Ke7 0
8 Ne7 0
9 Na6 0
10 a5 0
11 Bb7 0
12 Ke8 0
13 Kd8 0
14 Kd6 0
15 a6 0