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

Book: ∞ / 0

# move proof disproof
1 Qf8 0
2 Qg8 0
3 e6 0
4 Qe8 0
5 c6 0
6 Ra7 0
7 Ke8 0
8 Kc6 0
9 e5 0
10 Qh8 0
11 Ke6 0
12 Kd6 0
13 Bb7 0
14 Nc6 0
15 Ra5 0
16 Ra6 0
17 a3 0
18 Na6 0
19 Ba6 0
20 c5 0