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

EGTB: win in 4 half-moves

# move score
1 Kg1 win in 3 half-moves
2 Kg2 win in 3 half-moves
3 Rh7 win in 3 half-moves
4 Kf2 win in 5 half-moves
5 Kf5 win in 5 half-moves
6 Kg5 win in 5 half-moves
7 Kh5 win in 5 half-moves
8 Rg1 win in 5 half-moves
9 Rh6 win in 5 half-moves
10 Kf6 win in 7 half-moves
11 Kh6 win in 7 half-moves
12 Ke1 draw
13 Ke2 draw
14 Kf7 draw
15 Kg7 draw
16 Kh7 draw
17 Rh2 draw
18 Rh8 draw
19 Rh3 loss in 2 half-moves
20 Rh4 loss in 2 half-moves
21 Rh5 loss in 2 half-moves