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 Re8 win in 3 half-moves
3 Ra8 win in 5 half-moves
4 Rc8 win in 5 half-moves
5 Kb6 draw
6 Kb7 draw
7 Kb8 draw
8 Kc5 draw
9 Kc8 draw
10 Kcc6 draw
11 Kcd7 draw
12 Kd5 draw
13 Kd8 draw
14 Kdc6 draw
15 Kdd7 draw
16 Rd8 draw
17 Rf2 draw
18 Ke5 loss in 2 half-moves
19 Ke6 loss in 2 half-moves
20 Ke7 loss in 2 half-moves
21 Rf1 loss in 2 half-moves
22 Rf3 loss in 2 half-moves
23 Rf4 loss in 2 half-moves
24 Rf5 loss in 2 half-moves
25 Rf6 loss in 2 half-moves
26 Rf7 loss in 2 half-moves
27 Rg8 loss in 2 half-moves
28 Rh8 loss in 2 half-moves