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

Book: ∞ / 0

# move proof disproof
1 a6 0
2 c5 0
3 Rb8 0
4 Ke6 0
5 Kc6 0
6 Bb7 0
7 Nb3 0
8 g5 0
9 g6 0
10 e5 0
11 e6 0
12 Kd6 0
13 c6 0
14 h5 0
15 h6 0
16 Ke8 0
17 Qe8 0
18 Rg8 0
19 Nc2 0
20 Ba6 0