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

EGTB: win in 10 half-moves

# move score
1 Re8 win in 9 half-moves
2 Rf8 draw
3 Rg1 draw
4 Rg2 draw
5 Rg3 draw
6 Rg4 draw
7 Kc7 loss in 2 half-moves
8 Kc8 loss in 2 half-moves
9 Kd4 loss in 2 half-moves
10 Kd5 loss in 2 half-moves
11 Kd6 loss in 2 half-moves
12 Kd7 loss in 2 half-moves
13 Ke4 loss in 2 half-moves
14 Ke6 loss in 2 half-moves
15 Ke7 loss in 2 half-moves
16 Ke8 loss in 2 half-moves
17 Kf4 loss in 2 half-moves
18 Kf5 loss in 2 half-moves
19 Kf6 loss in 2 half-moves
20 Rg5 loss in 2 half-moves
21 Rg6 loss in 2 half-moves
22 Rg7 loss in 2 half-moves
23 Rh8 loss in 2 half-moves