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EGTB: win in 6 half-moves

# move score
1 Rb8 win in 5 half-moves
2 Rf4 draw
3 Rg4 draw
4 Rh4 draw
5 Ka6 loss in 2 half-moves
6 Ka8 loss in 2 half-moves
7 Kab7 loss in 2 half-moves
8 Kab8 loss in 2 half-moves
9 Kb6 loss in 2 half-moves
10 Kc7 loss in 2 half-moves
11 Kcb7 loss in 2 half-moves
12 Kcb8 loss in 2 half-moves
13 Kd7 loss in 2 half-moves
14 Kd8 loss in 2 half-moves
15 Ra4 loss in 2 half-moves
16 Rb1 loss in 2 half-moves
17 Rb2 loss in 2 half-moves
18 Rb3 loss in 2 half-moves
19 Rb5 loss in 2 half-moves
20 Rb6 loss in 2 half-moves
21 Rb7 loss in 2 half-moves
22 Rc4 loss in 2 half-moves
23 Rd4 loss in 2 half-moves
24 Re4 loss in 2 half-moves