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

EGTB: win in 4 half-moves

# move score
1 Kc5 win in 3 half-moves
2 Kc3 draw
3 Kc4 draw
4 Kd3 draw
5 Ke3 draw
6 Ke4 draw
7 Ra1 draw
8 Ra2 draw
9 Ra3 draw
10 Ra4 draw
11 Ra5 draw
12 Rb6 draw
13 Rc6 draw
14 Rh6 draw
15 Kd5 loss in 2 half-moves
16 Ke5 loss in 2 half-moves
17 Ra7 loss in 2 half-moves
18 Ra8 loss in 2 half-moves
19 Rd6 loss in 2 half-moves
20 Re6 loss in 2 half-moves
21 Rf6 loss in 2 half-moves
22 Rg6 loss in 2 half-moves