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

EGTB: win in 2 half-moves

# move score
1 Ra8 win in 1 half-moves
2 Ra3 draw
3 Ra7 draw
4 Rh4 draw
5 Ra6 loss in 18 half-moves
6 Ka5 loss in 2 half-moves
7 Ka6 loss in 2 half-moves
8 Ka7 loss in 2 half-moves
9 Kb5 loss in 2 half-moves
10 Kb7 loss in 2 half-moves
11 Kc5 loss in 2 half-moves
12 Kc6 loss in 2 half-moves
13 Kc7 loss in 2 half-moves
14 Ra1 loss in 2 half-moves
15 Ra2 loss in 2 half-moves
16 Ra5 loss in 2 half-moves
17 Rb4 loss in 2 half-moves
18 Rc4 loss in 2 half-moves
19 Rd4 loss in 2 half-moves
20 Re4 loss in 1 half-moves
21 Rf4 loss in 1 half-moves
22 Rg4 loss in 1 half-moves