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 Ra1 draw
3 Ra3 draw
4 Ra4 draw
5 Ra5 draw
6 Kd7 loss in 2 half-moves
7 Kd8 loss in 2 half-moves
8 Ke5 loss in 2 half-moves
9 Ke6 loss in 2 half-moves
10 Kee7 loss in 2 half-moves
11 Kef7 loss in 2 half-moves
12 Kf5 loss in 2 half-moves
13 Kf8 loss in 2 half-moves
14 Kfe7 loss in 2 half-moves
15 Kff7 loss in 2 half-moves
16 Kg5 loss in 2 half-moves
17 Kg6 loss in 2 half-moves
18 Kg7 loss in 2 half-moves
19 Ra2 loss in 2 half-moves
20 Ra6 loss in 2 half-moves
21 Ra7 loss in 2 half-moves
22 Rb8 loss in 2 half-moves
23 Rc8 loss in 2 half-moves