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

Book: ∞ / 0

# move proof disproof
1 h5 0
2 e4 0
3 Ba6 0
4 a5 0
5 Nf6 0
6 a6 0
7 c6 0
8 Re8 0
9 Rf8 0
10 Nc5 0
11 c5 0
12 Nf8 0
13 Rg8 0
14 h6 0
15 Nb6 0
16 Na6 0
17 Nc6 0
18 Rd8 0
19 Bb7 0