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

EGTB: win in 4 half-moves

# move score
1 Rd8 win in 3 half-moves
2 Kb5 draw
3 Kc5 draw
4 Kd5 draw
5 Rd4 draw
6 Rd5 draw
7 Rd6 draw
8 Rd7 draw
9 Re1 draw
10 Rf1 draw
11 Rg1 draw
12 Rh1 draw
13 Kb6 loss in 2 half-moves
14 Kb7 loss in 2 half-moves
15 Kc7 loss in 2 half-moves
16 Kd6 loss in 2 half-moves
17 Kd7 loss in 2 half-moves
18 Kf7 loss in 2 half-moves
19 Kf8 loss in 2 half-moves
20 Kg7 loss in 2 half-moves
21 Kh7 loss in 2 half-moves
22 Kh8 loss in 2 half-moves
23 Ra1 loss in 2 half-moves
24 Rb1 loss in 2 half-moves
25 Rc1 loss in 2 half-moves
26 Rd2 loss in 2 half-moves
27 Rd3 loss in 2 half-moves