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

EGTB: win in 4 half-moves

# move score
1 Rb8 win in 3 half-moves
2 Rc8 win in 3 half-moves
3 Ra8 win in 11 half-moves
4 Kd1 draw
5 Kd2 draw
6 Kd3 draw
7 Rd8 draw
8 Rf3 draw
9 Rf4 draw
10 Rf5 draw
11 Rf7 draw
12 Ka4 loss in 2 half-moves
13 Ka5 loss in 2 half-moves
14 Ka6 loss in 2 half-moves
15 Kb1 loss in 2 half-moves
16 Kb2 loss in 2 half-moves
17 Kb3 loss in 2 half-moves
18 Kb4 loss in 2 half-moves
19 Kb6 loss in 2 half-moves
20 Kc1 loss in 2 half-moves
21 Kc3 loss in 2 half-moves
22 Kc4 loss in 2 half-moves
23 Kc5 loss in 2 half-moves
24 Kc6 loss in 2 half-moves
25 Re8 loss in 2 half-moves
26 Rf1 loss in 2 half-moves
27 Rf2 loss in 2 half-moves
28 Rf6 loss in 2 half-moves
29 Rg8 loss in 2 half-moves
30 Rh8 loss in 2 half-moves