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 Ka3 draw
3 Ka4 draw
4 Ka5 draw
5 Kb3 draw
6 Kb5 draw
7 Kc3 draw
8 Kc4 draw
9 Kf6 draw
10 Kg7 draw
11 Kh6 draw
12 Kh7 draw
13 Ra1 draw
14 Rc1 draw
15 Rd1 draw
16 Re1 draw
17 Rf1 draw
18 Kf5 loss in 2 half-moves
19 Kf7 loss in 2 half-moves
20 Kg5 loss in 2 half-moves
21 Kh5 loss in 2 half-moves
22 Rb2 loss in 2 half-moves
23 Rb3 loss in 2 half-moves
24 Rg1 loss in 2 half-moves
25 Rh1 loss in 2 half-moves