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

EGTB: win in 4 half-moves

# move score
1 Rh3 win in 3 half-moves
2 Kg4 win in 5 half-moves
3 Kg3 draw
4 Kh3 draw
5 Ra1 draw
6 Rb1 draw
7 Rc1 draw
8 Rh2 draw
9 Kg5 loss in 2 half-moves
10 Kg7 loss in 2 half-moves
11 Kg8 loss in 2 half-moves
12 Kh5 loss in 2 half-moves
13 Kh7 loss in 2 half-moves
14 Rd1 loss in 2 half-moves
15 Re1 loss in 2 half-moves
16 Rf1 loss in 2 half-moves
17 Rg1 loss in 2 half-moves