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

EGTB: win in 4 half-moves

# move score
1 Kg4 win in 3 half-moves
2 Rg6 win in 3 half-moves
3 Kg6 win in 9 half-moves
4 Kh4 win in 9 half-moves
5 Kg2 draw
6 Kg3 draw
7 Kh2 draw
8 Ke5 loss in 2 half-moves
9 Ke6 loss in 2 half-moves
10 Ke7 loss in 2 half-moves
11 Kf5 loss in 2 half-moves
12 Kf7 loss in 2 half-moves
13 Kg5 loss in 2 half-moves
14 Kg7 loss in 2 half-moves
15 Rh4 loss in 2 half-moves
16 Rh5 loss in 2 half-moves
17 Rh7 loss in 2 half-moves
18 Rh8 loss in 2 half-moves