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EGTB: win in 40 half-moves

# move score
1 Rb8 win in 39 half-moves
2 Rb7 draw
3 Rd3 draw
4 Re3 draw
5 Rg3 draw
6 Rh3 draw
7 Ka6 loss in 2 half-moves
8 Ka8 loss in 2 half-moves
9 Kb6 loss in 2 half-moves
10 Kb7 loss in 2 half-moves
11 Kb8 loss in 2 half-moves
12 Ra3 loss in 2 half-moves
13 Rb1 loss in 2 half-moves
14 Rb2 loss in 2 half-moves
15 Rb4 loss in 2 half-moves
16 Rb5 loss in 2 half-moves
17 Rb6 loss in 2 half-moves
18 Rc3 loss in 2 half-moves
19 Rf3 loss in 2 half-moves