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

Book: ∞ / 0

# move proof disproof
1 Na6 0
2 Nd7 0
3 e5 0
4 Nf6 0
5 e6 0
6 a5 0
7 Bg7 0
8 a6 0
9 Rh7 0
10 h5 0