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

Book: ∞ / 0

# move proof disproof
1 Bf8 0
2 c6 0
3 Nb7 0
4 a6 0
5 Rg8 0
6 e6 0
7 c5 0
8 e5 0
9 Ke8 0
10 Kc6 0
11 Ndc6 0
12 Kd6 0
13 Nbc6 0
14 Nf7 0
15 Ke6 0
16 Ne6 0
17 a5 0
18 Bg7 0
19 Na6 0
20 Ba6 0
21 Bb7 0
22 Rf8 0
23 Re8 0