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

Book: ∞ / 0

# move proof disproof
1 f5 0
2 Re8 0
3 Nf8 0
4 Rd8 0
5 Bf8 0
6 Rf8 0
7 Nf6 0
8 Bb7 0
9 Kd6 0
10 Bg7 0
11 Rg8 0
12 Ke6 0
13 Ke8 0
14 Kd8 0
15 Kc7 0
16 Kc6 0
17 a5 0
18 e5 0
19 Nc6 0
20 a6 0
21 e6 0
22 Ba6 0
23 g4 0
24 f6 0
25 Na6 0