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

EGTB: win in 4 half-moves

# move score
1 K7g8 win in 3 half-moves
2 K8g8 win in 3 half-moves
3 Kg6 win in 3 half-moves
4 Rg8 win in 3 half-moves
5 K7e7 draw
6 K7e8 draw
7 K7g7 draw
8 K8e8 draw
9 Ke6 draw
10 Kf6 draw
11 Rh1 draw
12 Rh7 draw
13 K8e7 loss in 2 half-moves
14 K8g7 loss in 2 half-moves
15 Rh2 loss in 2 half-moves
16 Rh3 loss in 2 half-moves
17 Rh4 loss in 2 half-moves
18 Rh5 loss in 2 half-moves
19 Rh6 loss in 2 half-moves