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

EGTB: win in 2 half-moves

# move score
1 Ra4 win in 1 half-moves
2 Rf4 draw
3 Rg4 draw
4 Rh4 draw
5 Kb4 loss in 2 half-moves
6 Kb5 loss in 2 half-moves
7 Kb6 loss in 2 half-moves
8 Kc6 loss in 2 half-moves
9 Kd4 loss in 2 half-moves
10 Kd5 loss in 2 half-moves
11 Kd6 loss in 2 half-moves
12 Kf5 loss in 2 half-moves
13 Kf6 loss in 2 half-moves
14 Kg6 loss in 2 half-moves
15 Kh5 loss in 2 half-moves
16 Kh6 loss in 2 half-moves
17 Rb4 loss in 2 half-moves
18 Rc1 loss in 2 half-moves
19 Rc2 loss in 2 half-moves
20 Rc3 loss in 2 half-moves
21 Rd4 loss in 2 half-moves
22 Re4 loss in 2 half-moves
23 Kf4 loss in 1 half-moves
24 Kg4 loss in 1 half-moves
25 Kh4 loss in 1 half-moves