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

EGTB: win in 2 half-moves

# move score
1 Ra8 win in 1 half-moves
2 Rb8 win in 1 half-moves
3 Rc8 win in 1 half-moves
4 Kd5 draw
5 Kd6 draw
6 Kd7 draw
7 Kf6 draw
8 Kf7 draw
9 Rd8 draw
10 Rg8 draw
11 Rh8 draw
12 Ka1 loss in 1 half-moves
13 Ka2 loss in 1 half-moves
14 Kb2 loss in 1 half-moves
15 Kc1 loss in 1 half-moves
16 Kc2 loss in 1 half-moves
17 Ke5 loss in 1 half-moves
18 Ke7 loss in 1 half-moves
19 Kf5 loss in 1 half-moves
20 Re7 loss in 1 half-moves
21 Rf8 loss in 1 half-moves