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

EGTB: win in 2 half-moves

# move score
1 Rh3 win in 1 half-moves
2 Kgf1 draw
3 Kgg1 draw
4 Kgg3 draw
5 Rh1 draw
6 Rh5 draw
7 Rh6 draw
8 Rh7 draw
9 Rh8 draw
10 Ke1 loss in 2 half-moves
11 Ke2 loss in 2 half-moves
12 Ke3 loss in 2 half-moves
13 Kfg1 loss in 2 half-moves
14 Kfg3 loss in 2 half-moves
15 Kff1 loss in 1 half-moves
16 Kff3 loss in 1 half-moves
17 Kgf3 loss in 1 half-moves
18 Kh1 loss in 1 half-moves
19 Kh3 loss in 1 half-moves
20 Rh4 loss in 1 half-moves