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

EGTB: win in 4 half-moves

# move score
1 Kg7 win in 3 half-moves
2 Rf8 win in 9 half-moves
3 Kd4 draw
4 Ke4 draw
5 Kg8 draw
6 Kh7 draw
7 Rf1 draw
8 Rf4 draw
9 Rf6 draw
10 Rf7 draw
11 Kd5 loss in 2 half-moves
12 Kd6 loss in 2 half-moves
13 Ke6 loss in 2 half-moves
14 Kf6 loss in 2 half-moves
15 Rf2 loss in 2 half-moves
16 Rf3 loss in 2 half-moves
17 Rg5 loss in 2 half-moves
18 Rh5 loss in 2 half-moves
19 Kf4 loss in 1 half-moves