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

EGTB: win in 4 half-moves

# move score
1 Rf6 win in 3 half-moves
2 Rg6 win in 3 half-moves
3 Rh7 win in 5 half-moves
4 Kh5 win in 9 half-moves
5 Rh8 win in 9 half-moves
6 Kf7 win in 11 half-moves
7 Kg5 win in 11 half-moves
8 Kg7 win in 11 half-moves
9 Ke7 win in 13 half-moves
10 Kg3 win in 29 half-moves
11 Kg4 win in 29 half-moves
12 Kh3 win in 29 half-moves
13 Kg8 win in 35 half-moves
14 Ke8 draw
15 Rc6 draw
16 Rd6 draw
17 Re6 draw
18 Ra6 loss in 2 half-moves
19 Rb6 loss in 2 half-moves
20 Rh5 loss in 2 half-moves