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

EGTB: win in 6 half-moves

# move score
1 Kg5 win in 5 half-moves
2 Kg6 win in 5 half-moves
3 Rf8 win in 5 half-moves
4 Rg8 win in 5 half-moves
5 Kg4 win in 9 half-moves
6 Rh8 win in 25 half-moves
7 Kd6 draw
8 Kd7 draw
9 Kd8 draw
10 Ke6 draw
11 Kf6 draw
12 Kf7 draw
13 Kf8 draw
14 Kh4 draw
15 Kh6 draw
16 Ra8 draw
17 Rb8 loss in 2 half-moves
18 Rc8 loss in 2 half-moves
19 Rd8 loss in 2 half-moves