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 Kc6 draw
3 Ke4 draw
4 Ke6 draw
5 Rd8 draw
6 Rh6 draw
7 Ka1 loss in 2 half-moves
8 Ka3 loss in 2 half-moves
9 Kb1 loss in 2 half-moves
10 Kb2 loss in 2 half-moves
11 Kb3 loss in 2 half-moves
12 Kc4 loss in 2 half-moves
13 Kd4 loss in 2 half-moves
14 Ke5 loss in 2 half-moves
15 Ra6 loss in 2 half-moves
16 Rb6 loss in 2 half-moves
17 Rc6 loss in 2 half-moves
18 Rd7 loss in 2 half-moves
19 Re6 loss in 2 half-moves
20 Rf6 loss in 2 half-moves
21 Rg6 loss in 2 half-moves