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

Book: ∞ / 0

# move proof disproof
1 Kf7 0
2 c5 0
3 Nc6 0
4 Na6 0
5 h6 0
6 a6 0
7 g5 0
8 g6 0
9 h5 0
10 c6 0
11 a5 0
12 Nh6 0
13 Bb7 0
14 e6 0
15 e5 0
16 Ba6 0
17 d6 0
18 d5 0
19 Nf6 0