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

Book: ∞ / 0

# move proof disproof
1 Nc6 0
2 c4 0
3 Bg7 0
4 Kd6 0
5 Kc7 0
6 a6 0
7 Bh6 0
8 Ke8 0
9 Kd8 0
10 Ke6 0
11 Bb7 0
12 Nf6 0
13 Kc6 0
14 Na6 0
15 Rg8 0
16 e5 0
17 e6 0
18 Ba6 0
19 g4 0
20 a5 0