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

Book: ∞ / 0

# move proof disproof
1 Rc8 0
2 Kb6 0
3 a6 0
4 Bg7 0
5 Kc8 0
6 c5 0
7 Kd7 0
8 Re8 0
9 Kd8 0
10 Kb7 0
11 Kb8 0
12 a5 0
13 f6 0
14 f5 0
15 Nf6 0
16 Rb8 0
17 Nh6 0
18 Kd6 0
19 Rd8 0
20 Bh6 0
21 e6 0