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

EGTB: win in 6 half-moves

# move score
1 Rb8 win in 5 half-moves
2 Kd5 draw
3 Kd6 draw
4 Kd7 draw
5 Kf5 draw
6 Kf6 draw
7 Kf7 draw
8 Rd8 draw
9 Re8 draw
10 Rf1 draw
11 Rf2 draw
12 Ka2 loss in 2 half-moves
13 Ka3 loss in 2 half-moves
14 Ka4 loss in 2 half-moves
15 Kb2 loss in 2 half-moves
16 Kb4 loss in 2 half-moves
17 Kc2 loss in 2 half-moves
18 Kc3 loss in 2 half-moves
19 Kc4 loss in 2 half-moves
20 Ke5 loss in 2 half-moves
21 Ke7 loss in 2 half-moves
22 Ra8 loss in 2 half-moves
23 Rc8 loss in 2 half-moves
24 Rf3 loss in 2 half-moves
25 Rf4 loss in 2 half-moves
26 Rf5 loss in 2 half-moves
27 Rf6 loss in 2 half-moves
28 Rf7 loss in 2 half-moves
29 Rg8 loss in 2 half-moves
30 Rh8 loss in 2 half-moves