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

EGTB: win in 2 half-moves

# move score
1 Kb4 win in 1 half-moves
2 Kb5 win in 1 half-moves
3 Ra7 win in 1 half-moves
4 Rb6 draw
5 Kf4 loss in 2 half-moves
6 Kf5 loss in 2 half-moves
7 Kf6 loss in 2 half-moves
8 Kg4 loss in 2 half-moves
9 Kg6 loss in 2 half-moves
10 Kh4 loss in 2 half-moves
11 Kh5 loss in 2 half-moves
12 Kh6 loss in 2 half-moves
13 Ra8 loss in 2 half-moves
14 Rc6 loss in 2 half-moves
15 Rd6 loss in 2 half-moves
16 Re6 loss in 2 half-moves
17 Rf6 loss in 2 half-moves
18 Rg6 loss in 2 half-moves
19 Rh6 loss in 2 half-moves
20 Ka4 loss in 1 half-moves
21 Kb6 loss in 1 half-moves