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 Kg3 win in 3 half-moves
3 Kf4 win in 9 half-moves
4 Kg5 win in 9 half-moves
5 Rg1 win in 9 half-moves
6 Rh4 win in 9 half-moves
7 Kf3 win in 11 half-moves
8 Kh3 win in 11 half-moves
9 Kf5 draw
10 Kh4 draw
11 Kh5 draw
12 Rh7 draw
13 Ke1 loss in 2 half-moves
14 Ke2 loss in 2 half-moves
15 Kf2 loss in 2 half-moves
16 Kg2 loss in 2 half-moves
17 Rh2 loss in 2 half-moves
18 Rh3 loss in 2 half-moves
19 Rh5 loss in 2 half-moves
20 Rh6 loss in 2 half-moves
21 Rh8 loss in 2 half-moves