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

EGTB: win in 2 half-moves

# move score
1 Rh4 win in 1 half-moves
2 Ke4 draw
3 Ke5 draw
4 Kf4 draw
5 Kg5 draw
6 Ra6 draw
7 Ra7 draw
8 Rb4 draw
9 Rc4 draw
10 Ke6 loss in 4 half-moves
11 Kf6 loss in 4 half-moves
12 Kg6 loss in 4 half-moves
13 Ra3 loss in 4 half-moves
14 Ra5 loss in 4 half-moves
15 Kg4 loss in 2 half-moves
16 Ra1 loss in 2 half-moves
17 Ra2 loss in 2 half-moves
18 Rd4 loss in 2 half-moves
19 Re4 loss in 2 half-moves
20 Rf4 loss in 2 half-moves
21 Rg4 loss in 2 half-moves
22 Ra8 loss in 1 half-moves