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 Kd7 draw
5 Ke7 draw
6 Kf7 draw
7 Kg4 draw
8 Kh4 draw
9 Kh6 draw
10 Rc3 draw
11 Rd3 draw
12 Re3 draw
13 Rf3 draw
14 Rg3 draw
15 Rh1 draw
16 Rh2 draw
17 Kd8 loss in 2 half-moves
18 Ra3 loss in 2 half-moves
19 Rb3 loss in 2 half-moves
20 Rh4 loss in 2 half-moves