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

Book: ∞ / 0

# move proof disproof
1 Ra7 0
2 Qf8 0
3 h6 0
4 Qe8 0
5 f6 0
6 Ke8 0
7 f5 0
8 c6 0
9 g4 0
10 a5 0
11 Kc6 0
12 Nh6 0
13 Ke6 0
14 c5 0
15 e5 0
16 Nc6 0
17 h5 0
18 Nf6 0
19 e6 0
20 Bb7 0
21 Kd6 0