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

EGTB: win in 4 half-moves

# move score
1 Kf3 win in 3 half-moves
2 Kf5 win in 3 half-moves
3 Kd3 win in 7 half-moves
4 Ke3 win in 7 half-moves
5 Kf4 win in 7 half-moves
6 Kg1 win in 7 half-moves
7 Kg2 win in 7 half-moves
8 Kh2 win in 7 half-moves
9 Kd4 draw
10 Kd5 draw
11 Ke5 draw
12 Rf4 draw
13 Rg1 draw
14 Rg2 draw
15 Rg3 draw
16 Rg5 draw
17 Rg6 draw
18 Rh4 draw
19 Rg7 loss in 2 half-moves
20 Rg8 loss in 2 half-moves