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

Book: ∞ / 0

# move proof disproof
1 Ba3 0
2 a6 0
3 h5 0
4 Bg5 0
5 Bd6 0
6 Kd8 0
7 Kf8 0
8 Rb8 0
9 d5 0
10 Ba6 0
11 d6 0
12 Bc5 0
13 Bb4 0
14 Bh4 0
15 Nh6 0
16 Bd8 0
17 Bf6 0
18 Bf8 0
19 h6 0
20 Kf7 0
21 Nf6 0
22 Bb7 0