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

Book: ∞ / 0

# move proof disproof
1 c5 0
2 h5 0
3 g5 0
4 Ke6 0
5 Bb7 0
6 Ke8 0
7 c6 0
8 Kc6 0
9 Na6 0
10 Nh6 0
11 Qe8 0
12 f5 0
13 b3 0
14 e5 0
15 h6 0
16 Ba6 0
17 e6 0
18 Kd6 0
19 g6 0
20 Nc6 0