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

EGTB: win in 2 half-moves

# move score
1 Ka6 win in 1 half-moves
2 Kb6 win in 1 half-moves
3 Kc6 win in 1 half-moves
4 Rb4 win in 1 half-moves
5 Rb5 win in 1 half-moves
6 Kc7 draw
7 Ra3 loss in 2 half-moves
8 Rb1 loss in 2 half-moves
9 Rb2 loss in 2 half-moves
10 Rb6 loss in 2 half-moves
11 Rf3 loss in 2 half-moves
12 Rg3 loss in 2 half-moves
13 Rh3 loss in 2 half-moves
14 Ka7 loss in 1 half-moves
15 Ka8 loss in 1 half-moves
16 Kb8 loss in 1 half-moves
17 Kc8 loss in 1 half-moves
18 Rc3 loss in 1 half-moves
19 Rd3 loss in 1 half-moves
20 Re3 loss in 1 half-moves