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

EGTB: win in 4 half-moves

# move score
1 Rg8 win in 3 half-moves
2 K5g6 draw
3 K5h6 draw
4 K7g6 draw
5 K7h6 draw
6 Kg4 draw
7 Kg5 draw
8 Kg7 draw
9 Kg8 draw
10 Kh4 draw
11 Kh8 draw
12 Ra3 draw
13 Rg1 draw
14 Rg2 draw
15 Rg6 draw
16 Rg7 draw
17 Rh3 draw
18 Rb3 loss in 2 half-moves
19 Rc3 loss in 2 half-moves
20 Rd3 loss in 2 half-moves
21 Re3 loss in 2 half-moves
22 Rf3 loss in 2 half-moves
23 Rg4 loss in 2 half-moves
24 Rg5 loss in 2 half-moves