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

Book: ∞ / 0

# move proof disproof
1 Rg8 0
2 Ke8 0
3 a5 0
4 Ne6 0
5 Bh6 0
6 Ra7 0
7 Bg7 0
8 Bb7 0
9 Nf7 0
10 Kd6 0
11 e6 0
12 c5 0
13 h5 0
14 Kc7 0
15 Ke6 0
16 h6 0
17 Nb7 0