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

Book: ∞ / 0

# move proof disproof
1 Nh6 0
2 h6 0
3 e5 0
4 h5 0
5 a6 0
6 e6 0
7 d5 0
8 Ba6 0
9 d6 0
10 f5 0
11 Bb7 0
12 a5 0
13 Nc6 0
14 Na6 0
15 Kf7 0
16 g6 0
17 Kd8 0
18 g5 0