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

Book: ∞ / 0

# move proof disproof
1 Kf7 0
2 Qc7 0
3 g5 0
4 Na6 0
5 Ra7 0
6 Ra6 0
7 h6 0
8 Nc6 0
9 Nh6 0
10 h5 0
11 d5 0
12 Bg7 0
13 Qb6 0
14 Bb7 0
15 Ba6 0
16 d6 0
17 e6 0
18 e5 0
19 Nf6 0
20 Bh6 0
21 a4 0