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

Book: ∞ / 0

# move proof disproof
1 Nc2 0
2 h5 0
3 f5 0
4 Nb3 0
5 Nh6 0
6 Ke6 0
7 e6 0
8 Ke8 0
9 Bb7 0
10 Ba6 0
11 a5 0
12 Rb8 0
13 e5 0
14 a6 0
15 g6 0
16 h6 0
17 Kc6 0
18 Kd6 0
19 Kc7 0
20 Kd8 0
21 g5 0