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

Book: ∞ / 0

# move proof disproof
1 Nc6 0
2 Na6 0
3 g4 0
4 Ba6 0
5 a6 0
6 h5 0
7 Nh6 0
8 Nf6 0
9 Bh6 0
10 Ke6 0
11 h6 0
12 a5 0
13 e5 0
14 Kc6 0
15 Kd6 0
16 Ke8 0
17 Kd8 0
18 Kc7 0
19 Bb7 0
20 e6 0
21 Bg7 0