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

Book: ∞ / 0

# move proof disproof
1 Rb7 0
2 Kd6 0
3 Rg8 0
4 b4 0
5 Kc6 0
6 Kd8 0
7 Ke8 0
8 e5 0
9 Bb7 0
10 Rc7 0
11 Nc6 0
12 Bg7 0
13 Ra8 0
14 h5 0
15 Bh6 0
16 Ke6 0
17 Kc7 0
18 h6 0
19 e6 0