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

EGTB: win in 4 half-moves

# move score
1 Kd5 win in 3 half-moves
2 Kd4 draw
3 Ke4 draw
4 Kf4 draw
5 Kf5 draw
6 Rc1 draw
7 Rc2 draw
8 Rc3 draw
9 Rc4 draw
10 Rc6 draw
11 Kd6 loss in 2 half-moves
12 Ke6 loss in 2 half-moves
13 Kf6 loss in 2 half-moves
14 Ra5 loss in 2 half-moves
15 Rb5 loss in 2 half-moves
16 Rc7 loss in 2 half-moves
17 Rc8 loss in 2 half-moves
18 Rd5 loss in 2 half-moves