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

Book: ∞ / 0

# move proof disproof
1 Ra8 0
2 Kd8 0
3 Kc8 0
4 a6 0
5 c5 0
6 a5 0
7 Rd8 0
8 Nf6 0
9 Kc7 0
10 Nh6 0
11 Rb8 0
12 Bg7 0
13 Bh6 0
14 Rc8 0
15 Kd6 0