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

Book: ∞ / 0

# move proof disproof
1 g4 0
2 Bh6 0
3 Ra7 0
4 Ra6 0
5 Nc6 0
6 Rg8 0
7 Kc6 0
8 Na6 0
9 Bg7 0
10 Bb7 0
11 Kc7 0
12 Kd8 0
13 Ke8 0
14 Kd6 0
15 e6 0
16 f5 0
17 f6 0
18 Nf6 0
19 Ba6 0
20 Ke6 0