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

EGTB: win in 2 half-moves

# move score
1 Ra6 win in 1 half-moves
2 Kb4 win in 5 half-moves
3 Kd4 win in 5 half-moves
4 Ka2 draw
5 Kd5 draw
6 Ke5 draw
7 Kf4 draw
8 Ra5 draw
9 Ra7 draw
10 Ra8 draw
11 Rb4 draw
12 Kb2 loss in 2 half-moves
13 Kb3 loss in 2 half-moves
14 Kd3 loss in 2 half-moves
15 Ke3 loss in 2 half-moves
16 Kf3 loss in 2 half-moves
17 Kf5 loss in 2 half-moves
18 Rc4 loss in 2 half-moves
19 Rd4 loss in 2 half-moves