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

Book: ∞ / 0

# move proof disproof
1 Bf8 0
2 a5 0
3 e5 0
4 Re8 0
5 Rg8 0
6 Rf8 0
7 Kc7 0
8 Na5 0
9 Nc5 0
10 Na6 0
11 a6 0
12 e6 0
13 Bg7 0
14 Rd8 0
15 Ke6 0
16 Nd8 0
17 Nd6 0
18 Kd8 0
19 Ke8 0
20 Kd6 0
21 c5 0