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

Book: ∞ / 0

# move proof disproof
1 Re8 0
2 Rd8 0
3 Kc7 0
4 a5 0
5 Kd6 0
6 Kc8 0
7 Kd8 0
8 Ke8 0
9 Rb8 0
10 Nf6 0
11 Rg8 0
12 Bg7 0
13 Ke6 0
14 Rc8 0
15 c5 0
16 Ng5 0
17 Bh6 0
18 a6 0
19 e6 0
20 e5 0