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

EGTB: win in 4 half-moves

# move score
1 Rd8 win in 3 half-moves
2 Rf8 win in 3 half-moves
3 Rh6 win in 5 half-moves
4 Re8 win in 7 half-moves
5 Rg8 win in 7 half-moves
6 Ke6 win in 11 half-moves
7 Ka8 draw
8 Kc8 draw
9 Kd8 draw
10 Ke8 draw
11 Kf6 draw
12 Kf7 draw
13 Kf8 draw
14 Rh2 draw
15 Rh4 draw
16 Rh7 draw
17 Ka7 loss in 2 half-moves
18 Kb7 loss in 2 half-moves
19 Kc7 loss in 2 half-moves
20 Kd6 loss in 2 half-moves
21 Kd7 loss in 2 half-moves
22 Rc8 loss in 2 half-moves
23 Rh1 loss in 2 half-moves
24 Rh3 loss in 2 half-moves
25 Rh5 loss in 2 half-moves