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

Book: ∞ / 0

# move proof disproof
1 Rc8 0
2 Nh6 0
3 h4 0
4 a5 0
5 e6 0
6 g5 0
7 Rh7 0
8 Kd8 0
9 f6 0
10 g6 0
11 a6 0
12 Rh6 0
13 Rb7 0
14 Rd8 0
15 Ra8 0
16 e5 0
17 Nf6 0
18 f5 0
19 d5 0
20 d6 0