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

Book: ∞ / 0

# move proof disproof
1 Nf6 0
2 Ng5 0
3 a5 0
4 g5 0
5 e5 0
6 Ra8 0
7 c6 0
8 Rhd8 0
9 Rhf8 0
10 a6 0
11 c5 0
12 Nf8 0
13 Rcd8 0
14 Rhg8 0
15 Rcg8 0
16 Rce8 0
17 Rhe8 0
18 e6 0
19 g6 0
20 h5 0
21 Rb8 0
22 Rcf8 0