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

Book: ∞ / 0

# move proof disproof
1 g5 0
2 a5 0
3 Ba6 0
4 Kc7 0
5 Kd8 0
6 Ke8 0
7 e5 0
8 Ke6 0
9 Nh6 0
10 Kd6 0
11 a6 0
12 Kc6 0
13 Nf6 0
14 Nc6 0
15 Na6 0
16 Bb7 0
17 Bh6 0
18 Bg7 0
19 e6 0