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

EGTB: win in 4 half-moves

# move score
1 Kd6 win in 3 half-moves
2 Kd7 win in 3 half-moves
3 Kf6 win in 3 half-moves
4 Kf7 win in 3 half-moves
5 Rd8 win in 3 half-moves
6 Rf8 win in 3 half-moves
7 Rg8 win in 3 half-moves
8 Ke7 win in 7 half-moves
9 Kf5 win in 7 half-moves
10 Kg7 win in 7 half-moves
11 Kg8 win in 7 half-moves
12 Rc8 win in 7 half-moves
13 Re7 win in 7 half-moves
14 Kd5 draw
15 Ke5 draw
16 Kh7 draw
17 Ra8 loss in 2 half-moves
18 Rb8 loss in 2 half-moves