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

EGTB: win in 4 half-moves

# move score
1 Kfg5 win in 3 half-moves
2 Re8 win in 3 half-moves
3 Rg8 win in 3 half-moves
4 Kf7 win in 5 half-moves
5 Kg6 win in 5 half-moves
6 Kg7 win in 5 half-moves
7 Rf7 win in 5 half-moves
8 Rh8 win in 15 half-moves
9 Ke7 draw
10 Kf5 draw
11 Kg3 draw
12 Kg4 draw
13 Kh3 draw
14 Kh5 draw
15 Khg5 draw
16 Rd8 draw
17 Ke5 loss in 2 half-moves
18 Ke6 loss in 2 half-moves
19 Ra8 loss in 2 half-moves
20 Rb8 loss in 2 half-moves
21 Rc8 loss in 2 half-moves