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

Book: ∞ / 0

# move proof disproof
1 Ra7 0
2 Re8 0
3 Rd8 0
4 e5 0
5 d6 0
6 g6 0
7 g5 0
8 Rf8 0
9 Ng4 0
10 Nf5 0
11 d5 0
12 Rb8 0
13 Nf7 0
14 Ng8 0
15 Rg8 0
16 Bb7 0