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

EGTB: win in 4 half-moves

# move score
1 Kg7 win in 3 half-moves
2 Kh7 win in 3 half-moves
3 Rh7 win in 3 half-moves
4 Kh2 win in 5 half-moves
5 Kg6 win in 19 half-moves
6 Kg3 draw
7 Kg4 draw
8 Kg5 draw
9 Kh4 draw
10 Kh5 draw
11 Ra8 draw
12 Rf8 draw
13 Kg2 loss in 2 half-moves
14 Rb8 loss in 2 half-moves
15 Rc8 loss in 2 half-moves
16 Rd8 loss in 2 half-moves
17 Re8 loss in 2 half-moves
18 Rg8 loss in 2 half-moves