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

Book: ∞ / 0

# move proof disproof
1 c5 0
2 Kc6 0
3 e6 0
4 Ke6 0
5 Ne6 0
6 c6 0
7 Ndc6 0
8 Nbc6 0
9 a5 0
10 Na6 0
11 Ba6 0
12 h6 0
13 Nb7 0
14 Bh6 0
15 Rg8 0
16 Nf7 0
17 a6 0
18 e5 0
19 h5 0
20 Bg7 0
21 Kd6 0
22 Ke8 0
23 Bb7 0