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

EGTB: win in 2 half-moves

# move score
1 Kg4 win in 1 half-moves
2 Kh6 loss in 4 half-moves
3 Rg7 loss in 4 half-moves
4 Rh8 loss in 4 half-moves
5 Kg5 loss in 2 half-moves
6 Kg6 loss in 2 half-moves
7 Ra7 loss in 2 half-moves
8 Rb7 loss in 2 half-moves
9 Rc7 loss in 2 half-moves
10 Rd7 loss in 2 half-moves
11 Re7 loss in 2 half-moves
12 Rf7 loss in 2 half-moves
13 Rh6 loss in 2 half-moves
14 Kh4 loss in 1 half-moves