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

EGTB: win in 4 half-moves

# move score
1 Kd4 win in 3 half-moves
2 Kb4 draw
3 Kb5 draw
4 Kb6 draw
5 Kc4 draw
6 Kc6 draw
7 Kg4 draw
8 Kg5 draw
9 Kh4 draw
10 Ra1 draw
11 Ra2 draw
12 Ra3 draw
13 Ra4 draw
14 Rb5 draw
15 Kd5 loss in 2 half-moves
16 Kd6 loss in 2 half-moves
17 Kg6 loss in 2 half-moves
18 Kh6 loss in 2 half-moves
19 Ra6 loss in 2 half-moves
20 Ra7 loss in 2 half-moves
21 Ra8 loss in 2 half-moves