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

Book: ∞ / 0

# move proof disproof
1 d5 0
2 Ke7 0
3 Kf7 0
4 Kd8 0
5 Kf8 0
6 g6 0
7 d6 0
8 Rg8 0
9 a6 0
10 Nf7 0
11 Ng8 0
12 Ng4 0
13 Rb8 0
14 Rf8 0
15 Nf5 0
16 g5 0
17 e5 0
18 Bb7 0
19 Ba6 0