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 Kd2 draw
3 Kd3 draw
4 Kd4 draw
5 Ke2 draw
6 Ke4 draw
7 Kef2 draw
8 Kef3 draw
9 Kg2 draw
10 Kgf2 draw
11 Kgf3 draw
12 Kh2 draw
13 Kh3 draw
14 Ra1 draw
15 Ra2 draw
16 Ra3 draw
17 Rb8 draw
18 Rc8 draw
19 Re8 draw
20 Rf8 draw
21 Kef4 loss in 2 half-moves
22 Kg4 loss in 2 half-moves
23 Kgf4 loss in 2 half-moves
24 Kh4 loss in 2 half-moves
25 Ra4 loss in 2 half-moves
26 Ra5 loss in 2 half-moves
27 Ra6 loss in 2 half-moves
28 Ra7 loss in 2 half-moves
29 Rg8 loss in 2 half-moves
30 Rh8 loss in 2 half-moves