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

EGTB: win in 2 half-moves

# move score
1 Kg5 win in 1 half-moves
2 Kg4 loss in 42 half-moves
3 Kg6 loss in 38 half-moves
4 Kh4 loss in 28 half-moves
5 Kh6 loss in 26 half-moves