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

EGTB: win in 6 half-moves

# move score
1 Kc3 win in 5 half-moves
2 Kd3 win in 13 half-moves
3 Ra2 win in 13 half-moves
4 Kc1 draw
5 Kc2 draw
6 Kc5 draw
7 Kc6 draw
8 Kd1 draw
9 Ke1 draw
10 Ke2 draw
11 Ke3 draw
12 Ka4 loss in 2 half-moves
13 Ka6 loss in 2 half-moves
14 Kb4 loss in 2 half-moves
15 Kb6 loss in 2 half-moves
16 Kc4 loss in 2 half-moves
17 Ra1 loss in 2 half-moves
18 Ra3 loss in 2 half-moves
19 Ra4 loss in 2 half-moves
20 Ra6 loss in 2 half-moves
21 Ra7 loss in 2 half-moves
22 Ra8 loss in 2 half-moves