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

Book: ∞ / 0

# move proof disproof
1 a6 0
2 Bg7 0
3 Ba6 0
4 d6 0
5 g5 0
6 h6 0
7 Bh6 0
8 Bb7 0
9 Qd8 0
10 Nb3 0
11 e5 0
12 Qf7 0
13 h5 0
14 Rb8 0
15 d5 0
16 Nh6 0
17 Nf6 0
18 e6 0
19 Nc2 0