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

Book: ∞ / 0

# move proof disproof
1 Rc7 0
2 Bg7 0
3 Rg8 0
4 Nf6 0
5 Ke8 0
6 Kd8 0
7 Rb7 0
8 Bb7 0
9 Na6 0
10 Nc6 0
11 Ba6 0
12 Kc6 0
13 Ke6 0
14 f5 0
15 f6 0
16 g4 0
17 Ra8 0
18 Ra6 0
19 Kc7 0
20 e6 0
21 Bh6 0
22 Kd6 0