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

Book: ∞ / 0

# move proof disproof
1 Bb7 0
2 a6 0
3 Nd7 0
4 Na6 0
5 Nc6 0
6 Kf6 0
7 g6 0
8 Rg8 0
9 a5 0
10 Kd7 0
11 Nf6 0
12 Kf5 0
13 Kd5 0
14 Ke5 0
15 g4 0
16 Bd7 0
17 Kf7 0
18 Kd6 0
19 Ba6 0