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

Book: ∞ / 0

# move proof disproof
1 Qc7 0
2 Qa5 0
3 Na6 0
4 a6 0
5 Kc7 0
6 a5 0
7 Ke8 0
8 c5 0
9 Kd6 0
10 e6 0
11 Ke6 0
12 Qb6 0
13 Ba6 0
14 Bh6 0
15 e5 0
16 Bg7 0
17 Qe8 0
18 Bb7 0