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

Book: ∞ / 0

# move proof disproof
1 d5 0
2 Nf5 0
3 Nd5 0
4 Bb7 0
5 Rf8 0
6 h5 0
7 Rb8 0
8 g5 0
9 Ng6 0
10 a5 0
11 Ng8 0
12 e5 0
13 d6 0
14 g6 0
15 h6 0
16 Rd8 0
17 Re8 0
18 Rg8 0
19 Ra7 0
20 Nc6 0