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

EGTB: win in 6 half-moves

# move score
1 Ra4 win in 5 half-moves
2 Ra5 win in 7 half-moves
3 Ra7 win in 7 half-moves
4 Kb7 draw
5 Kb8 draw
6 Ke6 draw
7 Kf6 draw
8 Kg6 draw
9 Ra3 draw
10 Ra6 draw
11 Ra8 draw
12 Rb2 draw
13 Rd2 draw
14 Re2 draw
15 Rf2 draw
16 Kc7 loss in 2 half-moves
17 Kd7 loss in 2 half-moves
18 Kd8 loss in 2 half-moves
19 Ke4 loss in 2 half-moves
20 Ke5 loss in 2 half-moves
21 Kf4 loss in 2 half-moves
22 Kg4 loss in 2 half-moves
23 Kg5 loss in 2 half-moves
24 Ra1 loss in 2 half-moves
25 Rc2 loss in 2 half-moves
26 Rg2 loss in 2 half-moves
27 Rh2 loss in 2 half-moves