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

EGTB: win in 4 half-moves

# move score
1 Ke6 win in 3 half-moves
2 Kgf7 draw
3 Kgg5 draw
4 Kgg7 draw
5 Rh1 draw
6 Rh2 draw
7 Rh3 draw
8 Rh4 draw
9 Rh8 draw
10 Ke5 loss in 2 half-moves
11 Ke7 loss in 2 half-moves
12 Kfg5 loss in 2 half-moves
13 Kfg7 loss in 2 half-moves
14 Kff5 loss in 1 half-moves
15 Kff7 loss in 1 half-moves
16 Kgf5 loss in 1 half-moves
17 Kh5 loss in 1 half-moves
18 Kh7 loss in 1 half-moves
19 Rh5 loss in 1 half-moves
20 Rh7 loss in 1 half-moves