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 Ra3 draw
11 Rb3 draw
12 Rc3 draw
13 Rd1 draw
14 Rd2 draw
15 Rd7 draw
16 Rh3 draw
17 K7d7 loss in 2 half-moves
18 K8d7 loss in 2 half-moves
19 Kd6 loss in 2 half-moves
20 Rd4 loss in 2 half-moves
21 Rd5 loss in 2 half-moves
22 Rd6 loss in 2 half-moves
23 Re3 loss in 2 half-moves
24 Rf3 loss in 2 half-moves
25 Rg3 loss in 2 half-moves