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

EGTB: win in 4 half-moves

# move score
1 Rh4 win in 3 half-moves
2 Kg8 win in 7 half-moves
3 Rh5 win in 7 half-moves
4 Rh2 win in 11 half-moves
5 Rh3 win in 11 half-moves
6 Ke4 draw
7 Ke5 draw
8 Ke6 draw
9 Kf6 draw
10 Rh1 draw
11 Rh6 draw
12 Kf4 loss in 2 half-moves
13 Kf7 loss in 2 half-moves
14 Kg4 loss in 2 half-moves
15 Kg5 loss in 2 half-moves
16 Kg6 loss in 2 half-moves
17 Kg7 loss in 2 half-moves
18 Rg8 loss in 2 half-moves
19 Rh7 loss in 2 half-moves
20 Ke7 loss in 1 half-moves
21 Ke8 loss in 1 half-moves