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

EGTB: win in 2 half-moves

# move score
1 Rd2 win in 1 half-moves
2 Rf4 draw
3 Kb6 loss in 2 half-moves
4 Kb7 loss in 2 half-moves
5 Kb8 loss in 2 half-moves
6 Kc6 loss in 2 half-moves
7 Kc8 loss in 2 half-moves
8 Kd6 loss in 2 half-moves
9 Kd7 loss in 2 half-moves
10 Kd8 loss in 2 half-moves
11 Ra4 loss in 2 half-moves
12 Rb4 loss in 2 half-moves
13 Rc4 loss in 2 half-moves
14 Rd1 loss in 2 half-moves
15 Rd3 loss in 2 half-moves
16 Rd5 loss in 2 half-moves
17 Rd6 loss in 2 half-moves
18 Rd7 loss in 2 half-moves
19 Rd8 loss in 2 half-moves
20 Rh4 loss in 2 half-moves
21 Re4 loss in 1 half-moves
22 Rg4 loss in 1 half-moves