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

EGTB: win in 10 half-moves

# move score
1 Rb8 win in 9 half-moves
2 Rf5 draw
3 Rg5 draw
4 Rh5 draw
5 Ka2 loss in 2 half-moves
6 Ka3 loss in 2 half-moves
7 Ka4 loss in 2 half-moves
8 Kb2 loss in 2 half-moves
9 Kb4 loss in 2 half-moves
10 Kb7 loss in 2 half-moves
11 Kb8 loss in 2 half-moves
12 Kc2 loss in 2 half-moves
13 Kc3 loss in 2 half-moves
14 Kc4 loss in 2 half-moves
15 Kc7 loss in 2 half-moves
16 Kd7 loss in 2 half-moves
17 Kd8 loss in 2 half-moves
18 Ra5 loss in 2 half-moves
19 Rb4 loss in 2 half-moves
20 Rb6 loss in 2 half-moves
21 Rb7 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