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

Book: ∞ / 0

# move proof disproof
1 g5 0
2 c5 0
3 g6 0
4 Ke6 0
5 Bb7 0
6 h5 0
7 e5 0
8 Nh6 0
9 a5 0
10 Kd6 0
11 Nc6 0
12 Na6 0
13 Nf6 0
14 a6 0
15 c6 0
16 e6 0
17 h6 0
18 Ba6 0
19 Qe8 0
20 Kc6 0
21 Ke8 0