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

EGTB: win in 4 half-moves

# move score
1 Kg5 win in 3 half-moves
2 Kg6 win in 3 half-moves
3 Rd8 win in 3 half-moves
4 Rf8 win in 3 half-moves
5 Rg8 win in 3 half-moves
6 Kf7 win in 7 half-moves
7 Kg4 win in 7 half-moves
8 Rh6 win in 7 half-moves
9 Kf6 win in 15 half-moves
10 Ke6 win in 17 half-moves
11 Ke8 win in 19 half-moves
12 Kh6 win in 19 half-moves
13 Kh4 win in 23 half-moves
14 Rh7 win in 23 half-moves
15 Kd8 win in 25 half-moves
16 Kd7 win in 27 half-moves
17 Kf8 win in 29 half-moves
18 Kd6 draw
19 Rc8 draw
20 Re8 draw
21 Ra8 loss in 2 half-moves
22 Rb8 loss in 2 half-moves