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 Rh8 win in 5 half-moves
3 Ka7 draw
4 Kb7 draw
5 Kb8 draw
6 Kc4 draw
7 Kd5 draw
8 Ke4 draw
9 Ke5 draw
10 Re4 draw
11 Rf4 draw
12 Rg4 draw
13 Rh5 draw
14 Rh6 draw
15 Rh7 draw
16 Kc3 loss in 2 half-moves
17 Kd3 loss in 2 half-moves
18 Ke3 loss in 2 half-moves
19 Rh1 loss in 2 half-moves
20 Rh2 loss in 2 half-moves
21 Rh3 loss in 2 half-moves