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

EGTB: win in 6 half-moves

# move score
1 Rd6 win in 5 half-moves
2 Rd7 win in 5 half-moves
3 Rd8 win in 11 half-moves
4 Ra5 draw
5 Rb5 draw
6 Rd1 draw
7 Rd2 draw
8 Kd4 loss in 2 half-moves
9 Kd6 loss in 2 half-moves
10 Ke4 loss in 2 half-moves
11 Ke6 loss in 2 half-moves
12 Ke7 loss in 2 half-moves
13 Ke8 loss in 2 half-moves
14 Kf4 loss in 2 half-moves
15 Kf5 loss in 2 half-moves
16 Kf6 loss in 2 half-moves
17 Kf7 loss in 2 half-moves
18 Kg7 loss in 2 half-moves
19 Kg8 loss in 2 half-moves
20 Rc5 loss in 2 half-moves
21 Rd3 loss in 2 half-moves
22 Rd4 loss in 2 half-moves