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

EGTB: win in 4 half-moves

# move score
1 Ke7 win in 3 half-moves
2 Kf7 win in 3 half-moves
3 Ke8 win in 9 half-moves
4 Kfg8 draw
5 Kfg7 loss in 2 half-moves
6 Kg6 loss in 2 half-moves
7 Kh6 loss in 2 half-moves
8 Khg7 loss in 2 half-moves
9 Khg8 loss in 2 half-moves
10 Rg8 loss in 2 half-moves