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

EGTB: win in 4 half-moves

# move score
1 Kf7 win in 3 half-moves
2 Kd6 draw
3 Kf6 draw
4 Kg3 draw
5 Kg4 draw
6 Kg5 draw
7 Kh3 draw
8 Kh5 draw
9 Rc8 draw
10 Rd8 draw
11 Rf8 draw
12 Kd7 loss in 2 half-moves
13 Kd8 loss in 2 half-moves
14 Kf8 loss in 2 half-moves
15 Ra8 loss in 2 half-moves
16 Rb8 loss in 2 half-moves
17 Rg8 loss in 2 half-moves
18 Rh8 loss in 2 half-moves
19 Ke6 loss in 1 half-moves