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

EGTB: win in 4 half-moves

# move score
1 Rd8 win in 3 half-moves
2 K7b7 draw
3 K7b8 draw
4 K7d8 draw
5 K8b7 draw
6 K8b8 draw
7 K8d8 draw
8 Kb6 draw
9 Kc6 draw
10 Rh1 draw
11 Rh2 draw
12 Rh3 draw
13 Rh7 draw
14 K7d7 loss in 2 half-moves
15 K8d7 loss in 2 half-moves
16 Kd6 loss in 2 half-moves
17 Re8 loss in 2 half-moves
18 Rf8 loss in 2 half-moves
19 Rg8 loss in 2 half-moves
20 Rh4 loss in 2 half-moves
21 Rh5 loss in 2 half-moves
22 Rh6 loss in 2 half-moves