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

EGTB: win in 4 half-moves

# move score
1 Kf3 win in 3 half-moves
2 Kg3 win in 5 half-moves
3 Kh3 win in 5 half-moves
4 Kg6 draw
5 Kgg5 draw
6 Kh6 draw
7 Khg5 draw
8 Khh4 draw
9 Rc8 draw
10 Rg5 draw
11 Rg6 draw
12 Rg7 draw
13 Rh8 draw
14 Kf4 loss in 2 half-moves
15 Kf5 loss in 2 half-moves
16 Kgh4 loss in 2 half-moves
17 Ra8 loss in 2 half-moves
18 Rb8 loss in 2 half-moves
19 Rd8 loss in 2 half-moves
20 Re8 loss in 2 half-moves
21 Rf8 loss in 2 half-moves