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

EGTB: win in 4 half-moves

# move score
1 Kgg3 win in 3 half-moves
2 Rh2 win in 3 half-moves
3 Ke2 win in 7 half-moves
4 Ke3 win in 7 half-moves
5 Kf2 win in 7 half-moves
6 Kfg3 win in 7 half-moves
7 Kg2 win in 7 half-moves
8 Rh1 win in 7 half-moves
9 Kg5 draw
10 Kh3 draw
11 Kh5 draw
12 Rh3 draw
13 Rh8 draw
14 Ke4 loss in 2 half-moves
15 Kf5 loss in 2 half-moves
16 Kff4 loss in 2 half-moves
17 Kgf4 loss in 2 half-moves
18 Rh5 loss in 2 half-moves
19 Rh6 loss in 2 half-moves
20 Rh7 loss in 2 half-moves