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

Book: ∞ / 0

# move proof disproof
1 Ke8 0
2 Ke6 0
3 Kc6 0
4 f5 0
5 Kd6 0
6 b3 0
7 Nc6 0
8 g6 0
9 c6 0
10 Na6 0
11 c5 0
12 g5 0
13 Qe8 0
14 Nh6 0
15 e5 0
16 Ba6 0
17 e6 0
18 Bb7 0