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

EGTB: win in 16 half-moves

# move score
1 Ra8 win in 15 half-moves
2 Rb8 win in 15 half-moves
3 Ka2 draw
4 Ka3 draw
5 Ka4 draw
6 Kb2 draw
7 Kb4 draw
8 Kc2 draw
9 Kc4 draw
10 Ke4 draw
11 Ke6 draw
12 Rc8 draw
13 Re6 draw
14 Re7 draw
15 Rh8 draw
16 Kc3 loss in 2 half-moves
17 Kd4 loss in 2 half-moves
18 Kd5 loss in 2 half-moves
19 Kd6 loss in 2 half-moves
20 Kf4 loss in 2 half-moves
21 Kf5 loss in 2 half-moves
22 Kf6 loss in 2 half-moves
23 Rd8 loss in 2 half-moves
24 Rf8 loss in 2 half-moves
25 Rg8 loss in 2 half-moves