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

EGTB: win in 4 half-moves

# move score
1 Ke7 win in 3 half-moves
2 Ke8 draw
3 Rh8 draw
4 Ke6 loss in 2 half-moves
5 Kff6 loss in 2 half-moves
6 Kfg6 loss in 2 half-moves
7 Kgf6 loss in 2 half-moves
8 Kgg6 loss in 2 half-moves
9 Kh6 loss in 2 half-moves
10 Rh1 loss in 2 half-moves
11 Rh2 loss in 2 half-moves
12 Rh3 loss in 2 half-moves
13 Rh4 loss in 2 half-moves
14 Rh5 loss in 2 half-moves
15 Rh6 loss in 2 half-moves
16 Kff8 loss in 1 half-moves
17 Kfg8 loss in 1 half-moves
18 Kgf8 loss in 1 half-moves
19 Kgg8 loss in 1 half-moves
20 Kh8 loss in 1 half-moves