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

EGTB: win in 6 half-moves

# move score
1 Rb6 win in 5 half-moves
2 Rb7 win in 5 half-moves
3 Rb8 win in 5 half-moves
4 Ra3 draw
5 Rb4 draw
6 Rb5 draw
7 Rc3 draw
8 Rd3 draw
9 Re3 draw
10 Ke6 loss in 2 half-moves
11 Ke7 loss in 2 half-moves
12 Ke8 loss in 2 half-moves
13 Kf6 loss in 2 half-moves
14 Kf8 loss in 2 half-moves
15 Kfg6 loss in 2 half-moves
16 Kfg7 loss in 2 half-moves
17 Kfg8 loss in 2 half-moves
18 Kh6 loss in 2 half-moves
19 Kh8 loss in 2 half-moves
20 Khg6 loss in 2 half-moves
21 Khg7 loss in 2 half-moves
22 Khg8 loss in 2 half-moves
23 Rb1 loss in 2 half-moves
24 Rb2 loss in 2 half-moves
25 Rf3 loss in 2 half-moves
26 Rg3 loss in 2 half-moves
27 Rh3 loss in 2 half-moves