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

EGTB: win in 2 half-moves

# move score
1 Kg3 win in 1 half-moves
2 Kg4 loss in 46 half-moves
3 Kg5 loss in 44 half-moves
4 Kh5 loss in 38 half-moves
5 Kh3 loss in 34 half-moves