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

EGTB: win in 6 half-moves

# move score
1 Rd8 win in 5 half-moves
2 K7g7 draw
3 K7g8 draw
4 K8g7 draw
5 K8g8 draw
6 Kg6 draw
7 Kh6 draw
8 Rc3 draw
9 Rd1 draw
10 Rd2 draw
11 Rd7 draw
12 Re3 draw
13 Rf3 draw
14 Rg3 draw
15 Rh3 draw
16 Ra3 loss in 2 half-moves
17 Rb3 loss in 2 half-moves
18 Rd4 loss in 2 half-moves
19 Rd5 loss in 2 half-moves
20 Rd6 loss in 2 half-moves