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

EGTB: win in 6 half-moves

# move score
1 Kb7 win in 5 half-moves
2 Kb8 win in 5 half-moves
3 Kf6 win in 5 half-moves
4 Kh6 win in 7 half-moves
5 Rf8 win in 11 half-moves
6 Kf5 win in 15 half-moves
7 Kd8 win in 17 half-moves
8 Kg6 win in 21 half-moves
9 Kh5 win in 23 half-moves
10 Re8 win in 23 half-moves
11 Rh8 win in 23 half-moves
12 Kf4 draw
13 Kg4 draw
14 Kh4 draw
15 Rd8 draw
16 Kc7 loss in 2 half-moves
17 Kd7 loss in 2 half-moves
18 Rg6 loss in 2 half-moves
19 Rg7 loss in 2 half-moves