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 Kb8 draw
3 Kc8 draw
4 Kd7 draw
5 Kd8 draw
6 Kf2 draw
7 Kf4 draw
8 Kg2 draw
9 Kg3 draw
10 Kg4 draw
11 Rc8 draw
12 Rf7 draw
13 Rg8 draw
14 Rh8 draw
15 Kb6 loss in 2 half-moves
16 Kb7 loss in 2 half-moves
17 Kc6 loss in 2 half-moves
18 Kd6 loss in 2 half-moves
19 Ke2 loss in 2 half-moves
20 Ke3 loss in 2 half-moves
21 Ke4 loss in 2 half-moves
22 Rb8 loss in 2 half-moves
23 Rd8 loss in 2 half-moves
24 Re8 loss in 2 half-moves
25 Rf4 loss in 2 half-moves
26 Rf5 loss in 2 half-moves
27 Rf6 loss in 2 half-moves