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

Book: ∞ / 0

# move proof disproof
1 a6 0
2 e5 0
3 e6 0
4 h5 0
5 Nh6 0
6 Nc6 0
7 Kc6 0
8 g5 0
9 Ke6 0
10 Na6 0
11 Kd6 0
12 Bb7 0
13 Ke8 0
14 Ba6 0
15 h6 0
16 Bh6 0
17 a5 0
18 Nf6 0
19 Kc7 0
20 Kd8 0
21 Bg7 0