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EGTB: win in 2 half-moves

# move score
1 Rb4 win in 1 half-moves
2 Ra1 draw
3 Ra2 draw
4 Ra3 draw
5 Rc7 draw
6 Re7 draw
7 Rf4 draw
8 Rg4 draw
9 Rh4 draw
10 Kb1 loss in 2 half-moves
11 Kb2 loss in 2 half-moves
12 Kc2 loss in 2 half-moves
13 Kd1 loss in 2 half-moves
14 Kd2 loss in 2 half-moves
15 R4a5 loss in 2 half-moves
16 R4a6 loss in 2 half-moves
17 R7a5 loss in 2 half-moves
18 R7a6 loss in 2 half-moves
19 Ra8 loss in 2 half-moves
20 Rb7 loss in 2 half-moves
21 Rc4 loss in 2 half-moves
22 Rd4 loss in 2 half-moves
23 Rd7 loss in 2 half-moves
24 Re4 loss in 2 half-moves
25 Rf7 loss in 2 half-moves
26 Rg7 loss in 2 half-moves
27 Rh7 loss in 2 half-moves