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 Kb1 draw
3 Kb2 draw
4 Kc2 draw
5 Kc6 draw
6 Kc7 draw
7 Kd7 draw
8 Ke5 draw
9 Ke6 draw
10 Ke7 draw
11 Re6 draw
12 Rf4 draw
13 Rf5 draw
14 Rf7 draw
15 Rf8 draw
16 Kd1 loss in 2 half-moves
17 Kd2 loss in 2 half-moves
18 Kd5 loss in 2 half-moves
19 Rf1 loss in 2 half-moves
20 Rf2 loss in 2 half-moves
21 Rf3 loss in 2 half-moves
22 Rg6 loss in 2 half-moves
23 Rh6 loss in 2 half-moves