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

Book: ∞ / 0

# move proof disproof
1 Qh4 0
2 Nb6 0
3 Ne5 0
4 Ba6 0
5 Qe7 0
6 Qf6 0
7 Qb6 0
8 Qc7 0
9 Qa5 0
10 Nf8 0
11 Nb8 0
12 Nf6 0
13 Qg5 0
14 Kf8 0
15 Ke7 0
16 a5 0
17 a6 0
18 Rb8 0
19 f6 0
20 Bb7 0