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

EGTB: win in 2 half-moves

# move score
1 Rh7 win in 1 half-moves
2 Kg1 draw
3 Kg2 draw
4 Kh2 draw
5 Kh3 draw
6 Kh5 draw
7 Ra8 draw
8 Rb8 draw
9 Rc8 draw
10 Kg3 loss in 2 half-moves
11 Kg4 loss in 2 half-moves
12 Kg5 loss in 2 half-moves
13 Rd8 loss in 2 half-moves
14 Re8 loss in 2 half-moves
15 Rf8 loss in 2 half-moves
16 Rg8 loss in 2 half-moves
17 Rh5 loss in 2 half-moves
18 Rh6 loss in 2 half-moves