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

Book: ∞ / 0

# move proof disproof
1 b3 0
2 h6 0
3 e5 0
4 Nb6 0
5 b5 0
6 Nc6 0
7 Ne5 0
8 c5 0
9 g5 0
10 c6 0
11 b6 0
12 h5 0
13 Kf7 0
14 g6 0
15 Rg8 0
16 Na6 0
17 Nc5 0
18 Nf6 0
19 e6 0