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

Book: ∞ / 0

# move proof disproof
1 Qb6 0
2 f5 0
3 Qc7 0
4 h5 0
5 g6 0
6 Nc6 0
7 Na6 0
8 h6 0
9 a4 0
10 d6 0
11 Ba6 0
12 e5 0
13 Bb7 0
14 e6 0
15 Nh6 0
16 g5 0
17 Kf7 0
18 d5 0