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

Book: ∞ / 0

# move proof disproof
1 Ra6 0
2 Ra7 0
3 Kd6 0
4 Ba6 0
5 Bh6 0
6 g2 0
7 Na6 0
8 Nc6 0
9 Nf6 0
10 Kd8 0
11 Ke8 0
12 Kc6 0
13 Kc7 0
14 a4 0
15 Bb7 0
16 Nh6 0
17 e6 0
18 e5 0
19 Ke6 0
20 Bg7 0