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

Book: ∞ / 0

# move proof disproof
1 f6 0
2 f5 0
3 c5 0
4 Qe8 0
5 a6 0
6 Qh8 0
7 a5 0
8 c6 0
9 Qg8 0
10 Qf8 0
11 e5 0
12 Kd6 0
13 e6 0
14 Bb7 0
15 Nc6 0
16 Ba6 0
17 Na6 0
18 Ke8 0
19 Kc6 0
20 Ke6 0