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

EGTB: win in 4 half-moves

# move score
1 Kf4 win in 3 half-moves
2 Kg4 win in 3 half-moves
3 Kh4 win in 3 half-moves
4 Rh2 win in 3 half-moves
5 Kf5 draw
6 Kg1 draw
7 Kg2 draw
8 Kh2 draw
9 Rh3 draw
10 Rh4 draw
11 Kf6 loss in 2 half-moves
12 Kg6 loss in 2 half-moves
13 Kh6 loss in 2 half-moves
14 Rh6 loss in 2 half-moves
15 Rh7 loss in 2 half-moves
16 Rh8 loss in 2 half-moves