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

Book: ∞ / 0

# move proof disproof
1 c5 0
2 f5 0
3 Ke8 0
4 Ng8 0
5 Kc7 0
6 Kd8 0
7 Kd6 0
8 g5 0
9 Nf5 0
10 Ng4 0
11 e5 0
12 Rg8 0
13 Bb7 0
14 Ra7 0
15 f6 0
16 Ke6 0
17 Re8 0
18 Rd8 0
19 e6 0
20 Rf8 0
21 a5 0