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

Book: ∞ / 0

# move proof disproof
1 Rb8 0
2 a5 0
3 d5 0
4 h5 0
5 Nf6 0
6 e5 0
7 e6 0
8 Qf7 0
9 g4 0
10 d6 0
11 Qg6 0
12 Bb7 0
13 Qh5 0
14 h6 0
15 Bh6 0
16 Bg7 0
17 Nh6 0
18 Ra7 0
19 Qd8 0