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

EGTB: win in 2 half-moves

# move score
1 Rh4 win in 1 half-moves
2 Kh1 draw
3 Kh3 draw
4 Ra5 draw
5 Rb5 draw
6 Rf5 draw
7 Rh6 draw
8 Rh7 draw
9 Rh8 draw
10 Kg1 loss in 2 half-moves
11 Kg2 loss in 2 half-moves
12 Kg3 loss in 2 half-moves
13 Rc5 loss in 2 half-moves
14 Rd5 loss in 2 half-moves
15 Re5 loss in 2 half-moves
16 Rg5 loss in 2 half-moves
17 Rh3 loss in 2 half-moves