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

EGTB: win in 6 half-moves

# move score
1 Rd8 win in 5 half-moves
2 Kb4 draw
3 Kb5 draw
4 Kb6 draw
5 Kc4 draw
6 Kc6 draw
7 Ke1 draw
8 Ke2 draw
9 Kg1 draw
10 Kg2 draw
11 Ra8 draw
12 Rb8 draw
13 Rc8 draw
14 Re8 draw
15 Rf2 draw
16 Rf3 draw
17 Rf4 draw
18 Kd4 loss in 2 half-moves
19 Kd5 loss in 2 half-moves
20 Kd6 loss in 2 half-moves
21 Kf2 loss in 2 half-moves
22 Rf5 loss in 2 half-moves
23 Rf6 loss in 2 half-moves
24 Rf7 loss in 2 half-moves
25 Rg8 loss in 2 half-moves
26 Rh8 loss in 2 half-moves