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

EGTB: win in 2 half-moves

# move score
1 Rh8 win in 1 half-moves
2 Rf2 draw
3 Ka6 loss in 2 half-moves
4 Ka8 loss in 2 half-moves
5 Kab7 loss in 2 half-moves
6 Kab8 loss in 2 half-moves
7 Kb6 loss in 2 half-moves
8 Kc7 loss in 2 half-moves
9 Kcb7 loss in 2 half-moves
10 Kcb8 loss in 2 half-moves
11 Kd7 loss in 2 half-moves
12 Kd8 loss in 2 half-moves
13 Rd8 loss in 2 half-moves
14 Re8 loss in 2 half-moves
15 Rf1 loss in 2 half-moves
16 Rf3 loss in 2 half-moves
17 Rf4 loss in 2 half-moves
18 Rf5 loss in 2 half-moves
19 Rf6 loss in 2 half-moves
20 Rf7 loss in 2 half-moves
21 Rg8 loss in 2 half-moves