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

EGTB: win in 4 half-moves

# move score
1 Rf2 win in 3 half-moves
2 Kh7 loss in 4 half-moves
3 Rg2 loss in 4 half-moves
4 Rh1 loss in 4 half-moves
5 Rh3 loss in 4 half-moves
6 Rh4 loss in 4 half-moves
7 Kg7 loss in 2 half-moves
8 Kg8 loss in 2 half-moves
9 Ra2 loss in 2 half-moves
10 Rb2 loss in 2 half-moves
11 Rc2 loss in 2 half-moves
12 Rd2 loss in 2 half-moves
13 Re2 loss in 2 half-moves
14 Rh5 loss in 2 half-moves
15 Rh6 loss in 2 half-moves
16 Rh7 loss in 2 half-moves