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

Book: ∞ / 0

# move proof disproof
1 d4 0
2 Nc8 0
3 a6 0
4 Nd7 0
5 Bg7 0
6 Rg8 0
7 Rh7 0
8 Nf5 0
9 Ng8 0
10 Nec6 0
11 g5 0
12 h5 0
13 a5 0
14 Nbc6 0
15 Na6 0