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

Book: ∞ / 0

# move proof disproof
1 Rhd8 0
2 Rcd8 0
3 Rhf8 0
4 Rce8 0
5 Rcf8 0
6 h4 0
7 g4 0
8 a6 0
9 a5 0
10 Ra8 0
11 c5 0
12 c6 0
13 Rb8 0
14 e5 0
15 e6 0
16 Rhe8 0
17 Nf8 0
18 Nf6 0
19 Rhg8 0
20 Rcg8 0