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

EGTB: win in 4 half-moves

# move score
1 Kf8 win in 3 half-moves
2 Kg5 win in 3 half-moves
3 Kg6 win in 3 half-moves
4 Kh6 win in 3 half-moves
5 Kh4 win in 5 half-moves
6 Kd7 win in 13 half-moves
7 Kd8 win in 17 half-moves
8 Ke7 win in 17 half-moves
9 Kf7 win in 17 half-moves
10 Rh8 win in 17 half-moves
11 Rh6 win in 27 half-moves
12 Kg4 draw
13 Ra7 draw
14 Re7 draw
15 Rf7 draw
16 Rg7 draw
17 Rb7 loss in 2 half-moves
18 Rc7 loss in 2 half-moves
19 Rd7 loss in 2 half-moves