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

Book: ∞ / 0

# move proof disproof
1 h6 0
2 e5 0
3 c5 0
4 Na6 0
5 Bb7 0
6 Nc6 0
7 a5 0
8 Ba6 0
9 Bg7 0
10 a6 0
11 c6 0
12 Rg8 0
13 Kc6 0
14 Kd6 0
15 Kd8 0
16 Ke8 0
17 Bh6 0
18 e6 0
19 Ke6 0