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 Ka6 win in 3 half-moves
3 Kb6 win in 3 half-moves
4 Ka7 draw
5 Ka8 draw
6 Kb8 draw
7 Kc7 draw
8 Kc8 draw
9 Kd1 draw
10 Ra1 draw
11 Kb2 loss in 2 half-moves
12 Kc2 loss in 2 half-moves
13 Kc6 loss in 2 half-moves
14 Kd2 loss in 2 half-moves
15 Rb2 loss in 2 half-moves
16 Rb3 loss in 2 half-moves
17 Rb4 loss in 2 half-moves
18 Rb6 loss in 2 half-moves