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

Book: ∞ / 0

# move proof disproof
1 a5 0
2 h6 0
3 Rg8 0
4 Ra7 0
5 e6 0
6 Bh6 0
7 e5 0
8 h5 0
9 Nbc6 0
10 Ndc6 0
11 Nf7 0
12 Ne6 0
13 Bg7 0
14 Nb7 0
15 Kc7 0
16 c4 0
17 Ke6 0
18 Kd6 0
19 Ke8 0
20 Kc6 0
21 Bb7 0