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

EGTB: win in 4 half-moves

# move score
1 Kh6 win in 3 half-moves
2 Kg6 draw
3 Kg4 loss in 50 half-moves
4 Kg5 loss in 50 half-moves
5 Kh4 loss in 46 half-moves