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

Book: ∞ / 0

# move proof disproof
1 Bg7 0
2 a6 0
3 e5 0
4 Kd7 0
5 a5 0
6 e6 0
7 Kd8 0
8 Nd7 0
9 Na6 0
10 Nf6 0
11 c6 0
12 f6 0
13 f5 0
14 Nc6 0
15 g4 0
16 Bh6 0
17 Nh6 0