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 Kh8 win in 3 half-moves
4 Rf6 win in 3 half-moves
5 Rf7 win in 3 half-moves
6 Kf6 win in 7 half-moves
7 Kf7 win in 7 half-moves
8 Ke4 draw
9 Ke5 draw
10 Ke6 draw
11 Kg5 draw
12 Kg6 draw
13 Kf4 loss in 2 half-moves
14 Kg4 loss in 2 half-moves
15 Ra8 loss in 2 half-moves
16 Rb8 loss in 2 half-moves
17 Rc8 loss in 2 half-moves
18 Rd8 loss in 2 half-moves
19 Re8 loss in 2 half-moves