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

Book: ∞ / 0

# move proof disproof
1 h5 0
2 Ng6 0
3 Nd7 0
4 a6 0
5 Re8 0
6 h6 0
7 c6 0
8 g5 0
9 c5 0
10 Rd8 0
11 g6 0
12 a5 0
13 Rb8 0
14 Rg8 0
15 Ra8 0