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

Book: ∞ / 0

# move proof disproof
1 f6 0
2 d5 0
3 Rh7 0
4 g6 0
5 Rc8 0
6 e6 0
7 a5 0
8 f5 0
9 Nf6 0
10 h5 0
11 e5 0
12 g5 0
13 Rb7 0
14 Rd8 0
15 Ra8 0
16 d6 0
17 Kd8 0
18 a6 0