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

EGTB: win in 4 half-moves

# move score
1 Kf7 win in 3 half-moves
2 Ra7 draw
3 Rb7 draw
4 Rg8 draw
5 Kf5 loss in 2 half-moves
6 Kf6 loss in 2 half-moves
7 Kg3 loss in 2 half-moves
8 Kg4 loss in 2 half-moves
9 Kgg5 loss in 2 half-moves
10 Kgh5 loss in 2 half-moves
11 Kh3 loss in 2 half-moves
12 Kh6 loss in 2 half-moves
13 Kh7 loss in 2 half-moves
14 Khg5 loss in 2 half-moves
15 Khh5 loss in 2 half-moves
16 Rc7 loss in 2 half-moves
17 Rd7 loss in 2 half-moves
18 Re7 loss in 2 half-moves
19 Rf7 loss in 2 half-moves
20 Rh7 loss in 2 half-moves