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

EGTB: win in 4 half-moves

# move score
1 Kf5 win in 3 half-moves
2 Rf8 win in 3 half-moves
3 Kg5 win in 5 half-moves
4 Rg7 win in 5 half-moves
5 Kf6 win in 13 half-moves
6 Rh8 win in 13 half-moves
7 Kd1 draw
8 Kd2 draw
9 Ke2 draw
10 Kf1 draw
11 Kf2 draw
12 Kf7 draw
13 Kg7 draw
14 Kh5 draw
15 Kh6 draw
16 Kh7 draw
17 Rd8 draw
18 Re8 draw
19 Ra8 loss in 2 half-moves
20 Rb8 loss in 2 half-moves
21 Rc8 loss in 2 half-moves