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

EGTB: win in 4 half-moves

# move score
1 Rh2 win in 3 half-moves
2 Rd5 draw
3 Re5 draw
4 Rf5 draw
5 Rg5 draw
6 Rh3 draw
7 Rh4 draw
8 Rh8 draw
9 Kf1 loss in 2 half-moves
10 Kf2 loss in 2 half-moves
11 Kgg2 loss in 2 half-moves
12 Kgh2 loss in 2 half-moves
13 Khg2 loss in 2 half-moves
14 Khh2 loss in 2 half-moves
15 Ra5 loss in 2 half-moves
16 Rb5 loss in 2 half-moves
17 Rc5 loss in 2 half-moves
18 Rh6 loss in 2 half-moves
19 Rh7 loss in 2 half-moves