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

EGTB: win in 4 half-moves

# move score
1 Khg3 win in 3 half-moves
2 Khg5 win in 3 half-moves
3 Rf6 win in 7 half-moves
4 Kgg5 win in 13 half-moves
5 Kf5 win in 15 half-moves
6 Kf3 draw
7 Kf4 draw
8 Kgg3 draw
9 Kgh3 draw
10 Kgh5 draw
11 Khh3 draw
12 Khh5 draw
13 Rd6 draw
14 Re6 draw
15 Rg6 draw
16 Rh7 draw
17 Rh8 draw
18 Ra6 loss in 2 half-moves
19 Rb6 loss in 2 half-moves
20 Rc6 loss in 2 half-moves
21 Rh5 loss in 2 half-moves