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 Kg5 win in 3 half-moves
3 Kh5 win in 3 half-moves
4 Rh5 win in 3 half-moves
5 Kf6 win in 5 half-moves
6 Kh8 win in 5 half-moves
7 Rh8 win in 9 half-moves
8 K6f7 draw
9 K6g7 draw
10 K6h7 draw
11 K8f7 draw
12 K8g7 draw
13 K8h7 draw
14 Kf8 draw
15 Rh4 draw
16 Rh7 draw
17 Rh1 loss in 2 half-moves
18 Rh2 loss in 2 half-moves
19 Rh3 loss in 2 half-moves