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

Book: ∞ / 0

# move proof disproof
1 Nb8 0
2 f5 0
3 Nc7 0
4 Nh6 0
5 g5 0
6 Ke8 0
7 Kd8 0
8 Kc7 0
9 Kd6 0
10 Kc6 0
11 Rb8 0
12 c4 0
13 Bb7 0
14 Ke6 0
15 g6 0
16 h6 0
17 Nb4 0
18 h5 0
19 e6 0
20 e5 0