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 Rh3 draw
3 Kg1 loss in 8 half-moves
4 Kg2 loss in 6 half-moves
5 Kh1 loss in 4 half-moves
6 Kh3 loss in 4 half-moves
7 Rg7 loss in 4 half-moves
8 Rh8 loss in 4 half-moves
9 Kg3 loss in 2 half-moves
10 Ra7 loss in 2 half-moves
11 Rb7 loss in 2 half-moves
12 Rd7 loss in 2 half-moves
13 Re7 loss in 2 half-moves
14 Rf7 loss in 2 half-moves
15 Rh5 loss in 2 half-moves
16 Rh6 loss in 2 half-moves
17 Rc7 loss in 1 half-moves