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 Rd8 win in 3 half-moves
3 Kb7 win in 5 half-moves
4 Kc7 win in 5 half-moves
5 Ra8 win in 15 half-moves
6 Ka4 draw
7 Ka6 draw
8 Kab5 draw
9 Kab6 draw
10 Kb4 draw
11 Kc5 draw
12 Kcb5 draw
13 Kcb6 draw
14 Kd7 draw
15 Rc8 draw
16 Re1 draw
17 Re7 draw
18 Kd5 loss in 2 half-moves
19 Kd6 loss in 2 half-moves
20 Re2 loss in 2 half-moves
21 Re3 loss in 2 half-moves
22 Re4 loss in 2 half-moves
23 Re5 loss in 2 half-moves
24 Re6 loss in 2 half-moves
25 Rf8 loss in 2 half-moves
26 Rg8 loss in 2 half-moves
27 Rh8 loss in 2 half-moves