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

Book: ∞ / 0

# move proof disproof
1 c5 0
2 b4 0
3 Bh6 0
4 Kf6 0
5 Rb8 0
6 Ke8 0
7 Bg7 0
8 Re8 0
9 c6 0
10 Nh6 0
11 f6 0
12 f5 0
13 Kd8 0
14 Kd7 0
15 Kd6 0
16 Nf6 0
17 Ke6 0
18 Ra8 0
19 Rd8 0