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

Book: ∞ / 0

# move proof disproof
1 Ra6 0
2 Bh6 0
3 g4 0
4 b3 0
5 Rg8 0
6 e5 0
7 e6 0
8 Ra7 0
9 Na6 0
10 Nc6 0
11 Nf6 0
12 Bb7 0
13 Ke6 0
14 Kc6 0
15 Kd6 0
16 Kc7 0
17 Kd8 0
18 Ke8 0
19 Bg7 0
20 Ba6 0