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

EGTB: win in 4 half-moves

# move score
1 Kfg7 win in 3 half-moves
2 Kf7 draw
3 Kg5 draw
4 Kg6 draw
5 Kg8 draw
6 Kh7 draw
7 Khg7 draw
8 Ra8 draw
9 Rg8 draw
10 Ke5 loss in 2 half-moves
11 Ke6 loss in 2 half-moves
12 Ke7 loss in 2 half-moves
13 Kf5 loss in 2 half-moves
14 Rb8 loss in 2 half-moves
15 Rc8 loss in 2 half-moves
16 Rd8 loss in 2 half-moves
17 Re8 loss in 2 half-moves
18 Rf7 loss in 2 half-moves