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

EGTB: win in 2 half-moves

# move score
1 Ra4 win in 1 half-moves
2 Kb7 draw
3 Kb8 loss in 10 half-moves
4 Ka7 loss in 6 half-moves
5 Ra1 loss in 6 half-moves
6 Rb2 loss in 6 half-moves
7 Rc2 loss in 4 half-moves
8 Ra3 loss in 2 half-moves
9 Ra5 loss in 2 half-moves
10 Ra6 loss in 2 half-moves
11 Ra7 loss in 2 half-moves
12 Rg2 loss in 2 half-moves
13 Rh2 loss in 2 half-moves
14 Rd2 loss in 1 half-moves
15 Re2 loss in 1 half-moves
16 Rf2 loss in 1 half-moves