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

Book: ∞ / 0

# move proof disproof
1 Bg7 0
2 Nc6 0
3 Na6 0
4 Bb7 0
5 e5 0
6 c5 0
7 Kd6 0
8 e6 0
9 Kc6 0
10 Ba6 0
11 Nf6 0
12 f5 0
13 g4 0
14 Ke6 0
15 Ke8 0
16 Bh6 0
17 Qe8 0
18 Rg8 0
19 c6 0
20 a6 0
21 f6 0