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

EGTB: win in 6 half-moves

# move score
1 Kg4 win in 5 half-moves
2 Rh7 win in 5 half-moves
3 Kg3 draw
4 Kh3 draw
5 Khg5 draw
6 Khh5 draw
7 Rh8 draw
8 Kf5 loss in 2 half-moves
9 Kf6 loss in 2 half-moves
10 Kf7 loss in 2 half-moves
11 Kg7 loss in 2 half-moves
12 Kgg5 loss in 2 half-moves
13 Kgh5 loss in 2 half-moves
14 Kh7 loss in 2 half-moves
15 Rh5 loss in 2 half-moves