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

EGTB: win in 12 half-moves

# move score
1 Kg7 win in 11 half-moves
2 Nf7 win in 11 half-moves
3 Ng6 win in 11 half-moves
4 Kg8 win in 13 half-moves
5 Ke7 win in 15 half-moves
6 Ke8 win in 17 half-moves
7 Kf7 win in 17 half-moves