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

EGTB: win in 4 half-moves

# move score
1 Kg2 win in 3 half-moves
2 Kh2 win in 3 half-moves
3 Rh8 win in 3 half-moves
4 Kf4 draw
5 Kg1 draw
6 Kg4 draw
7 Kg6 draw
8 Kh4 draw
9 Kh5 draw
10 Kh6 draw
11 Ra8 draw
12 Re3 draw
13 Rf8 draw
14 Rg8 draw
15 Kf5 loss in 2 half-moves
16 Kf6 loss in 2 half-moves
17 Rb8 loss in 2 half-moves
18 Rc8 loss in 2 half-moves
19 Rd8 loss in 2 half-moves
20 Re1 loss in 2 half-moves
21 Re2 loss in 2 half-moves
22 Re4 loss in 2 half-moves
23 Re5 loss in 2 half-moves
24 Re6 loss in 2 half-moves
25 Re7 loss in 2 half-moves