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

Book: ∞ / 0

# move proof disproof
1 c5 0
2 Ke8 0
3 e5 0
4 Bf8 0
5 Bg7 0
6 Kd6 0
7 Rg8 0
8 Ndc6 0
9 Na6 0
10 Nbc6 0
11 Kc6 0
12 a6 0
13 a5 0
14 Rf8 0
15 c6 0
16 Ke7 0
17 Nb7 0
18 Re8 0
19 Nf7 0
20 Bb7 0
21 Ba6 0