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

EGTB: win in 2 half-moves

# move score
1 Rg4 win in 1 half-moves
2 Kf6 draw
3 Ke5 loss in 2 half-moves
4 Ke7 loss in 2 half-moves
5 Kf1 loss in 2 half-moves
6 Kf2 loss in 2 half-moves
7 Kf5 loss in 2 half-moves
8 Kf7 loss in 2 half-moves
9 Kg2 loss in 2 half-moves
10 Kh1 loss in 2 half-moves
11 Kh2 loss in 2 half-moves
12 Rf6 loss in 2 half-moves
13 Rg2 loss in 2 half-moves
14 Rg3 loss in 2 half-moves
15 Rg5 loss in 2 half-moves
16 Rg7 loss in 2 half-moves
17 Rg8 loss in 2 half-moves
18 Rh6 loss in 2 half-moves
19 Kd5 loss in 1 half-moves
20 Kd6 loss in 1 half-moves
21 Kd7 loss in 1 half-moves