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

Book: ∞ / 0

# move proof disproof
1 c6 0
2 Qe8 0
3 a4 0
4 Ra7 0
5 Ra6 0
6 c5 0
7 Qf8 0
8 e6 0
9 Ke8 0
10 Kd6 0
11 Qg8 0
12 Kc6 0
13 Bb7 0
14 Qh8 0
15 Ke6 0
16 Na6 0
17 e5 0
18 Nc6 0
19 Ba6 0