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

EGTB: win in 4 half-moves

# move score
1 Kd7 win in 3 half-moves
2 Kg5 win in 3 half-moves
3 Kg6 win in 3 half-moves
4 Kc7 win in 5 half-moves
5 Ke6 win in 5 half-moves
6 Kf6 win in 5 half-moves
7 Kb7 draw
8 Kd8 draw
9 Ke4 draw
10 Ke5 draw
11 Kf4 draw
12 Kg4 draw
13 Ra8 draw
14 Rb3 draw
15 Rb4 draw
16 Rb5 draw
17 Rb6 draw
18 Rb7 draw
19 Rb1 loss in 2 half-moves
20 Rb2 loss in 2 half-moves