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 Kb4 draw
3 Kc4 draw
4 Kc6 draw
5 Kd4 draw
6 Rb8 draw
7 Rd1 draw
8 Rd3 draw
9 Kb5 loss in 4 half-moves
10 Kb6 loss in 4 half-moves
11 Kd5 loss in 4 half-moves
12 Kd6 loss in 4 half-moves
13 Rc8 loss in 4 half-moves
14 Re8 loss in 4 half-moves
15 Rd4 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 Rf8 loss in 2 half-moves
20 Rg8 loss in 2 half-moves
21 Rh8 loss in 2 half-moves
22 Ra8 loss in 1 half-moves