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

EGTB: win in 2 half-moves

# move score
1 Kf1 win in 1 half-moves
2 Kf3 win in 1 half-moves
3 Ra8 draw
4 Ke3 loss in 12 half-moves
5 Ra1 loss in 12 half-moves
6 Rb2 loss in 10 half-moves
7 Ra3 loss in 8 half-moves
8 Ke1 loss in 6 half-moves
9 Kd2 loss in 4 half-moves
10 Kd1 loss in 2 half-moves
11 Kd3 loss in 2 half-moves
12 Ra4 loss in 2 half-moves
13 Ra5 loss in 2 half-moves
14 Ra6 loss in 2 half-moves
15 Ra7 loss in 2 half-moves
16 Rc2 loss in 2 half-moves
17 Rd2 loss in 2 half-moves
18 Kf2 loss in 1 half-moves