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

Book: ∞ / 0

# move proof disproof
1 Ng5 0
2 Rg8 0
3 f6 0
4 g6 0
5 g5 0
6 c5 0
7 Nf6 0
8 e5 0
9 d5 0
10 c6 0
11 b6 0
12 b5 0
13 f5 0
14 Na6 0
15 d6 0
16 Nc6 0
17 e6 0