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

Book: ∞ / 0

# move proof disproof
1 Kb8 0
2 Re8 0
3 Rb8 0
4 a6 0
5 Ka6 0
6 Kb6 0
7 c5 0
8 Bg7 0
9 Kc7 0
10 Kc8 0
11 Nh6 0
12 Rc8 0
13 f6 0
14 f5 0
15 a5 0
16 Nf6 0
17 Rd8 0
18 e6 0
19 Bh6 0