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

EGTB: win in 4 half-moves

# move score
1 Ra6 win in 3 half-moves
2 Ra7 win in 3 half-moves
3 Ra8 win in 3 half-moves
4 Rg3 win in 5 half-moves
5 Rh3 win in 5 half-moves
6 Ke6 draw
7 Ke7 draw
8 Ke8 draw
9 Kf6 draw
10 Kff8 draw
11 Kfg7 draw
12 Kg6 draw
13 Kgf8 draw
14 Kgg7 draw
15 Kh7 draw
16 Kh8 draw
17 Ra4 draw
18 Ra5 draw
19 Rb3 draw
20 Rc3 draw
21 Ra1 loss in 2 half-moves
22 Ra2 loss in 2 half-moves
23 Rd3 loss in 2 half-moves
24 Re3 loss in 2 half-moves
25 Rf3 loss in 2 half-moves