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

EGTB: win in 2 half-moves

# move score
1 Ra3 win in 1 half-moves
2 Ka7 win in 3 half-moves
3 Rb1 win in 3 half-moves
4 Kb1 win in 5 half-moves
5 Kb6 win in 5 half-moves
6 Ka5 win in 7 half-moves
7 Kb5 win in 7 half-moves
8 Kb7 draw
9 Kd1 draw
10 Kb2 loss in 2 half-moves
11 Kc2 loss in 2 half-moves
12 Kd2 loss in 2 half-moves
13 Ra2 loss in 2 half-moves
14 Ra4 loss in 2 half-moves
15 Ra5 loss in 2 half-moves