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

EGTB: win in 2 half-moves

# move score
1 Rb5 win in 1 half-moves
2 Rf5 draw
3 Kd5 loss in 2 half-moves
4 Kd6 loss in 2 half-moves
5 Kd7 loss in 2 half-moves
6 Ke5 loss in 2 half-moves
7 Ke7 loss in 2 half-moves
8 Kf5 loss in 2 half-moves
9 Kf6 loss in 2 half-moves
10 Kf7 loss in 2 half-moves
11 Ra1 loss in 2 half-moves
12 Ra2 loss in 2 half-moves
13 Ra4 loss in 2 half-moves
14 Ra6 loss in 2 half-moves
15 Ra7 loss in 2 half-moves
16 Ra8 loss in 2 half-moves
17 Rc5 loss in 2 half-moves
18 Rd5 loss in 2 half-moves
19 Re5 loss in 2 half-moves
20 Rg5 loss in 2 half-moves
21 Rh5 loss in 2 half-moves
22 Ra3 loss in 1 half-moves