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 Ra2 draw
3 Ra3 draw
4 Ra4 draw
5 Ra7 draw
6 Kf1 loss in 2 half-moves
7 Kf2 loss in 2 half-moves
8 Kf4 loss in 2 half-moves
9 Kf5 loss in 2 half-moves
10 Kf6 loss in 2 half-moves
11 Kg2 loss in 2 half-moves
12 Kg4 loss in 2 half-moves
13 Kg6 loss in 2 half-moves
14 Kh1 loss in 2 half-moves
15 Kh2 loss in 2 half-moves
16 Kh4 loss in 2 half-moves
17 Kh5 loss in 2 half-moves
18 Kh6 loss in 2 half-moves
19 Ra1 loss in 2 half-moves
20 Ra6 loss in 2 half-moves
21 Ra8 loss in 2 half-moves
22 Rc5 loss in 2 half-moves
23 Rd5 loss in 2 half-moves
24 Re5 loss in 2 half-moves
25 Rf5 loss in 2 half-moves