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

EGTB: win in 2 half-moves

# move score
1 Kg7 win in 1 half-moves
2 Rg8 draw
3 Kd4 loss in 2 half-moves
4 Kd5 loss in 2 half-moves
5 Kd6 loss in 2 half-moves
6 Ke4 loss in 2 half-moves
7 Ke6 loss in 2 half-moves
8 Kf4 loss in 2 half-moves
9 Kf5 loss in 2 half-moves
10 Kf6 loss in 2 half-moves
11 Kh7 loss in 2 half-moves
12 Ra8 loss in 2 half-moves
13 Rb8 loss in 2 half-moves
14 Rc8 loss in 2 half-moves
15 Rd8 loss in 2 half-moves
16 Re6 loss in 2 half-moves
17 Re7 loss in 2 half-moves
18 Rf8 loss in 2 half-moves
19 Kg8 loss in 1 half-moves