Click on the third or sixth rank to set the en passant target square.

EGTB: win in 4 half-moves

# move score
1 Kc7 win in 3 half-moves
2 Kd7 win in 3 half-moves
3 Ke5 win in 5 half-moves
4 Ke6 win in 5 half-moves
5 Rd8 win in 5 half-moves
6 Kb7 draw
7 Kb8 draw
8 Kc4 draw
9 Kc5 draw
10 Kc6 draw
11 Kd4 draw
12 Kd6 draw
13 Kd8 draw
14 Re3 draw
15 Re4 draw
16 Re5 draw
17 Re6 draw
18 Re7 draw
19 Ke4 loss in 2 half-moves
20 Re1 loss in 2 half-moves
21 Re2 loss in 2 half-moves
22 Rf8 loss in 2 half-moves
23 Rg8 loss in 2 half-moves
24 Rh8 loss in 2 half-moves