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

EGTB: win in 2 half-moves

# move score
1 Rb4 win in 1 half-moves
2 Ra3 draw
3 Rc4 draw
4 Rd4 draw
5 Ke5 loss in 2 half-moves
6 Ke6 loss in 2 half-moves
7 Kf4 loss in 2 half-moves
8 Kf6 loss in 2 half-moves
9 Kfg5 loss in 2 half-moves
10 Kfg6 loss in 2 half-moves
11 Kg4 loss in 2 half-moves
12 Kg7 loss in 2 half-moves
13 Kh5 loss in 2 half-moves
14 Kh7 loss in 2 half-moves
15 Khg5 loss in 2 half-moves
16 Khg6 loss in 2 half-moves
17 Ra1 loss in 2 half-moves
18 Ra2 loss in 2 half-moves
19 Ra5 loss in 2 half-moves
20 Ra6 loss in 2 half-moves
21 Ra7 loss in 2 half-moves
22 Ra8 loss in 2 half-moves
23 Rf4 loss in 2 half-moves
24 Rg4 loss in 2 half-moves
25 Rh4 loss in 2 half-moves
26 Ke4 loss in 1 half-moves
27 Re4 loss in 1 half-moves