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

Book: ∞ / 0

# move proof disproof
1 Nf8 0
2 Nb8 0
3 Ne5 0
4 Nb6 0
5 Nc5 0
6 Ba6 0
7 Bb7 0
8 Rb8 0
9 e5 0
10 a5 0
11 c6 0
12 f5 0
13 Bf8 0
14 Bh8 0
15 Bh6 0
16 c5 0
17 Rh8 0
18 Rf8 0
19 e6 0
20 a6 0
21 Kf8 0
22 Kf7 0