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

EGTB: win in 4 half-moves

# move score
1 Kg6 win in 3 half-moves
2 Kh6 win in 3 half-moves
3 Kgg7 draw
4 Kgh8 draw
5 Khh8 draw
6 Rb5 draw
7 Rf5 draw
8 Rg1 draw
9 Rg2 draw
10 Rg3 draw
11 Rg4 draw
12 Rg6 draw
13 Rh5 draw
14 Kf7 loss in 2 half-moves
15 Kf8 loss in 2 half-moves
16 Khg7 loss in 2 half-moves
17 Ra5 loss in 2 half-moves
18 Rc5 loss in 2 half-moves
19 Rd5 loss in 2 half-moves
20 Re5 loss in 2 half-moves
21 Rg7 loss in 2 half-moves