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

Book: ∞ / 0

# move proof disproof
1 h6 0
2 Rb8 0
3 g4 0
4 a6 0
5 Re8 0
6 a5 0
7 Nf6 0
8 Bh6 0
9 Rc8 0
10 Bg7 0
11 Nh6 0
12 Rd8 0