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 Kb7 draw
3 Kb8 draw
4 Kc4 draw
5 Kc7 draw
6 Kd5 draw
7 Kd8 draw
8 Ke3 draw
9 Ke4 draw
10 Ke5 draw
11 Re4 draw
12 Rf3 draw
13 Rf5 draw
14 Rf6 draw
15 Rf7 draw
16 Rf8 draw
17 Rg4 draw
18 Rh4 draw
19 Kc3 loss in 2 half-moves
20 Kd3 loss in 2 half-moves
21 Kd7 loss in 2 half-moves
22 Rf1 loss in 2 half-moves
23 Rf2 loss in 2 half-moves