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

Book: ∞ / 0

# move proof disproof
1 Qd8 0
2 f5 0
3 f6 0
4 e5 0
5 e6 0
6 a6 0
7 Qf8 0
8 a5 0
9 c5 0
10 Kd8 0
11 Kc6 0
12 Nc6 0
13 Ke6 0
14 Qh8 0
15 Kd6 0
16 Na6 0
17 c6 0
18 Ba6 0
19 Qg8 0
20 Bb7 0