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

EGTB: win in 2 half-moves

# move score
1 Kf5 win in 1 half-moves
2 Kf6 win in 1 half-moves
3 Kf7 win in 1 half-moves
4 Rf8 win in 1 half-moves
5 Ke5 draw
6 Re7 draw
7 Ke7 loss in 6 half-moves
8 Kd5 loss in 2 half-moves
9 Kd6 loss in 2 half-moves
10 Kd7 loss in 2 half-moves
11 Ra8 loss in 2 half-moves
12 Rb8 loss in 2 half-moves
13 Rc8 loss in 2 half-moves
14 Rd8 loss in 2 half-moves
15 Rg8 loss in 2 half-moves
16 Rh8 loss in 2 half-moves