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

EGTB: win in 4 half-moves

# move score
1 Khg6 win in 3 half-moves
2 Ke6 win in 7 half-moves
3 Kf6 win in 7 half-moves
4 Kfg6 draw
5 Ra6 draw
6 Rb6 draw
7 Rh7 loss in 6 half-moves
8 Ke7 loss in 2 half-moves
9 Ke8 loss in 2 half-moves
10 Kf8 loss in 2 half-moves
11 Kg4 loss in 2 half-moves
12 Kg5 loss in 2 half-moves
13 Kg7 loss in 2 half-moves
14 Kg8 loss in 2 half-moves
15 Kh4 loss in 2 half-moves
16 Rc6 loss in 2 half-moves
17 Rd6 loss in 2 half-moves
18 Re6 loss in 2 half-moves
19 Rf6 loss in 2 half-moves
20 Rg6 loss in 2 half-moves
21 Rh8 loss in 2 half-moves