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

Book: ∞ / 0

# move proof disproof
1 g4 0
2 g6 0
3 a6 0
4 Ra8 0
5 Nd7 0
6 Ng6 0
7 Rd8 0
8 Rb8 0
9 Nh7 0
10 Re8 0
11 c5 0
12 c6 0
13 Rh8 0
14 a5 0