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

EGTB: win in 2 half-moves

# move score
1 Rd6 win in 1 half-moves
2 Rd1 draw
3 Rd2 draw
4 Rf4 draw
5 Ka7 loss in 2 half-moves
6 Kb7 loss in 2 half-moves
7 Kb8 loss in 2 half-moves
8 Kc7 loss in 2 half-moves
9 Kc8 loss in 2 half-moves
10 Kd7 loss in 2 half-moves
11 Ke7 loss in 2 half-moves
12 Ke8 loss in 2 half-moves
13 Ra4 loss in 2 half-moves
14 Rb4 loss in 2 half-moves
15 Rc4 loss in 2 half-moves
16 Rd3 loss in 2 half-moves
17 Rd5 loss in 2 half-moves
18 Rd7 loss in 2 half-moves
19 Re4 loss in 2 half-moves
20 Rg4 loss in 2 half-moves
21 Rh4 loss in 2 half-moves