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 Khg5 win in 7 half-moves
5 Khg6 win in 7 half-moves
6 Rg8 win in 7 half-moves
7 Ke6 draw
8 Kf4 draw
9 Kf6 draw
10 Kfg5 draw
11 Kfg6 draw
12 Kg4 draw
13 Kh5 draw
14 Ra8 draw
15 Re8 draw
16 Rf8 draw
17 Ke4 loss in 2 half-moves
18 Ke5 loss in 2 half-moves
19 Rb8 loss in 2 half-moves
20 Rc8 loss in 2 half-moves
21 Rd8 loss in 2 half-moves