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

EGTB: win in 4 half-moves

# move score
1 Kg5 win in 3 half-moves
2 Rg8 win in 5 half-moves
3 Kf2 win in 7 half-moves
4 Kd1 draw
5 Ke1 draw
6 Ke3 draw
7 Kf1 draw
8 Kf3 draw
9 Kg6 draw
10 Kg7 draw
11 Kh5 draw
12 Kh7 draw
13 Rc8 draw
14 Rd8 draw
15 Re5 draw
16 Re6 draw
17 Re7 draw
18 Rf8 draw
19 Rh8 draw
20 Kd2 loss in 2 half-moves
21 Kd3 loss in 2 half-moves
22 Ra8 loss in 2 half-moves
23 Rb8 loss in 2 half-moves
24 Re3 loss in 2 half-moves
25 Re4 loss in 2 half-moves