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

Book: ∞ / 0

# move proof disproof
1 Kf7 0
2 a5 0
3 d6 0
4 Nf5 0
5 Bb7 0
6 Rg8 0
7 Ng6 0
8 d5 0
9 Ng8 0
10 h5 0
11 Nc6 0
12 Bg7 0
13 Nd5 0
14 Bh6 0
15 Kd8 0
16 Rb7 0
17 Rc7 0
18 h6 0
19 Ra8 0