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

EGTB: win in 4 half-moves

# move score
1 Kg5 win in 3 half-moves
2 Kg6 win in 3 half-moves
3 Kf3 draw
4 Kg7 draw
5 Kh5 draw
6 Kh7 draw
7 Rh1 draw
8 Rh2 draw
9 Kf2 loss in 2 half-moves
10 Kf4 loss in 2 half-moves
11 Kg2 loss in 2 half-moves
12 Kg4 loss in 2 half-moves
13 Kh2 loss in 2 half-moves
14 Kh4 loss in 2 half-moves
15 Rh4 loss in 2 half-moves
16 Rh5 loss in 2 half-moves