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 Ka5 draw
3 Ka6 draw
4 Ka7 draw
5 Kb5 draw
6 Kc1 draw
7 Kc2 draw
8 Kc6 draw
9 Kc7 draw
10 Kd2 draw
11 Ra4 draw
12 Rb1 draw
13 Rb3 draw
14 Rb5 draw
15 Rc4 draw
16 Rd4 draw
17 Kb7 loss in 2 half-moves
18 Ke1 loss in 2 half-moves
19 Ke2 loss in 2 half-moves
20 Rb2 loss in 2 half-moves
21 Re4 loss in 2 half-moves
22 Rf4 loss in 2 half-moves
23 Rg4 loss in 2 half-moves
24 Rh4 loss in 2 half-moves