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

Book: ∞ / 0

# move proof disproof
1 f5 0
2 Na6 0
3 a5 0
4 a6 0
5 Kd8 0
6 Ke8 0
7 Bg7 0
8 Kd6 0
9 Kc6 0
10 Nc6 0
11 Kc7 0
12 Bb7 0
13 Ba6 0
14 Ke6 0
15 g5 0
16 Nh6 0
17 e5 0
18 Bh6 0
19 e6 0