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 Ka7 draw
3 Ka8 draw
4 Kb7 draw
5 Kc3 draw
6 Kc4 draw
7 Kc7 draw
8 Kc8 draw
9 Ke3 draw
10 Ke4 draw
11 Ke5 draw
12 Ra5 draw
13 Rb5 draw
14 Rc5 draw
15 Kd3 loss in 2 half-moves
16 Rd6 loss in 2 half-moves
17 Rd7 loss in 2 half-moves
18 Rd8 loss in 2 half-moves
19 Rf5 loss in 2 half-moves
20 Rg5 loss in 2 half-moves
21 Rh5 loss in 2 half-moves
22 Re5 loss in 1 half-moves