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

EGTB: win in 4 half-moves

# move score
1 Kg7 win in 3 half-moves
2 K4g5 draw
3 K4h5 draw
4 K6g5 draw
5 K6h5 draw
6 Rf8 draw
7 Kg3 loss in 2 half-moves
8 Kg4 loss in 2 half-moves
9 Kg6 loss in 2 half-moves
10 Kh3 loss in 2 half-moves
11 Kh7 loss in 2 half-moves
12 Ra8 loss in 2 half-moves
13 Rb8 loss in 2 half-moves
14 Rc8 loss in 2 half-moves
15 Rd8 loss in 2 half-moves
16 Re8 loss in 2 half-moves
17 Rg8 loss in 2 half-moves
18 Rh7 loss in 2 half-moves