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

Book: ∞ / 0

# move proof disproof
1 Re8 0
2 Ke8 0
3 Kc7 0
4 Rd8 0
5 Kd8 0
6 Ng8 0
7 Kc8 0
8 a6 0
9 Kd6 0
10 Nf5 0
11 Ng4 0
12 Ke6 0
13 Bg7 0
14 c5 0
15 a5 0
16 e6 0
17 Rc8 0
18 f6 0
19 f5 0
20 Rb8 0