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

Book: ∞ / 0

# move proof disproof
1 Kb8 0
2 Kb7 0
3 Ra8 0
4 Kd7 0
5 Nh6 0
6 c5 0
7 Kb6 0
8 Bg7 0
9 e6 0
10 a6 0
11 Rc8 0
12 Kc8 0
13 Kd8 0
14 Bh6 0
15 Rd8 0
16 Rb8 0
17 Nf6 0
18 a5 0
19 f6 0
20 f5 0
21 Kd6 0