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

EGTB: win in 4 half-moves

# move score
1 Kf2 win in 3 half-moves
2 Kd1 draw
3 Ke2 draw
4 Kf1 draw
5 Kg4 draw
6 Kg5 draw
7 Kg6 draw
8 Kh4 draw
9 Kh6 draw
10 Rg7 draw
11 Rh6 draw
12 Rh8 draw
13 Kd2 loss in 2 half-moves
14 Ra7 loss in 2 half-moves
15 Rb7 loss in 2 half-moves
16 Rc7 loss in 2 half-moves
17 Rd7 loss in 2 half-moves
18 Re7 loss in 2 half-moves
19 Rf7 loss in 2 half-moves