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

EGTB: win in 4 half-moves

# move score
1 Khh7 win in 3 half-moves
2 Kf7 win in 5 half-moves
3 Kgg7 win in 5 half-moves
4 Kgh7 win in 5 half-moves
5 Khg7 win in 5 half-moves
6 Ra7 win in 5 half-moves
7 Ra8 win in 5 half-moves
8 Rf6 win in 5 half-moves
9 Kf8 draw
10 Ra3 draw
11 Ra4 draw
12 Ra5 draw
13 Rb6 draw
14 Rc6 draw
15 Rd6 draw
16 Re6 draw
17 Ra1 loss in 2 half-moves
18 Ra2 loss in 2 half-moves
19 Rg6 loss in 2 half-moves
20 Rh6 loss in 2 half-moves