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

Book: ∞ / 0

# move proof disproof
1 Nh6 0
2 Nc6 0
3 Bg7 0
4 d5 0
5 e6 0
6 a4 0
7 e5 0
8 h5 0
9 h6 0
10 Nf6 0
11 g4 0
12 Ra7 0
13 Ra6 0
14 d6 0
15 Ba6 0
16 Bb7 0
17 Bh6 0
18 Na6 0