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

Book: ∞ / 0

# move proof disproof
1 Bg7 0
2 Na6 0
3 e5 0
4 Nf7 0
5 e6 0
6 c5 0
7 Rg8 0
8 Kd6 0
9 Ke6 0
10 Kc7 0
11 Ne6 0
12 Bb7 0
13 a5 0
14 Ba6 0
15 a6 0
16 Nb7 0
17 g4 0
18 h6 0
19 Bh6 0
20 Ke8 0