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 Rc1 draw
4 Ka4 loss in 2 half-moves
5 Ka6 loss in 2 half-moves
6 Kg4 loss in 2 half-moves
7 Kg5 loss in 2 half-moves
8 Kh4 loss in 2 half-moves
9 Ra6 loss in 2 half-moves
10 Rc2 loss in 2 half-moves
11 Rc3 loss in 2 half-moves
12 Rc4 loss in 2 half-moves
13 Rc5 loss in 2 half-moves
14 Rc7 loss in 2 half-moves
15 Rc8 loss in 2 half-moves
16 Rd6 loss in 2 half-moves
17 Re6 loss in 2 half-moves
18 Rf6 loss in 2 half-moves
19 Kb6 loss in 1 half-moves
20 Kg6 loss in 1 half-moves
21 Kh6 loss in 1 half-moves
22 Rb6 loss in 1 half-moves
23 Rg6 loss in 1 half-moves
24 Rh6 loss in 1 half-moves