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

Book: ∞ / 0

# move proof disproof
1 e6 0
2 c5 0
3 Nf7 0
4 Ng4 0
5 Bg7 0
6 c6 0
7 Ng8 0
8 Ra7 0
9 a5 0
10 Bb7 0
11 Kd6 0
12 Kc6 0
13 Ke8 0
14 Kd8 0
15 Nf5 0
16 Ke6 0
17 Nc6 0