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

Book: ∞ / 0

# move proof disproof
1 Re8 0
2 Kf6 0
3 Nf6 0
4 Rd8 0
5 Rf8 0
6 Nd7 0
7 Na6 0
8 Kd6 0
9 Nc6 0
10 Ke8 0
11 Kd7 0
12 Ke6 0
13 a6 0
14 Kf7 0
15 Kf8 0
16 Kd8 0
17 a5 0
18 Rc8 0
19 Rg8 0
20 Nf8 0