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

Book: ∞ / 0

# move proof disproof
1 Ke8 0
2 Kd8 0
3 Kc7 0
4 Kd6 0
5 Kc6 0
6 Na6 0
7 Bg7 0
8 Nh6 0
9 Bb7 0
10 e6 0
11 Ke6 0
12 g5 0
13 b5 0
14 h6 0
15 h5 0
16 Nc6 0
17 Ba6 0
18 Bh6 0
19 Nf6 0
20 e5 0