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

EGTB: win in 4 half-moves

# move score
1 Kg7 win in 3 half-moves
2 Kh7 win in 3 half-moves
3 Kf7 draw
4 Kf8 draw
5 Kh8 loss in 56 half-moves