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

EGTB: win in 2 half-moves

# move score
1 Ra4 win in 1 half-moves
2 Rd3 win in 1 half-moves
3 Rd8 win in 1 half-moves
4 Rd1 draw
5 Ke5 loss in 2 half-moves
6 Ke6 loss in 2 half-moves
7 Kf4 loss in 2 half-moves
8 Kf6 loss in 2 half-moves
9 Kg5 loss in 2 half-moves
10 Kg6 loss in 2 half-moves
11 Rb4 loss in 2 half-moves
12 Rc4 loss in 2 half-moves
13 Rd2 loss in 2 half-moves
14 Rd5 loss in 2 half-moves
15 Rd6 loss in 2 half-moves
16 Rd7 loss in 2 half-moves
17 Rf4 loss in 2 half-moves
18 Rh4 loss in 2 half-moves
19 Ke4 loss in 1 half-moves
20 Kg4 loss in 1 half-moves
21 Re4 loss in 1 half-moves
22 Rg4 loss in 1 half-moves