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EGTB: win in 4 half-moves

# move score
1 Rb7 win in 3 half-moves
2 Rc7 win in 3 half-moves
3 K2b2 draw
4 K2b3 draw
5 K3b2 draw
6 K3b3 draw
7 Kb1 draw
8 Kc1 draw
9 Ra7 draw
10 Rh1 draw
11 Rh5 draw
12 Rh6 draw
13 Rh8 draw
14 K2d2 loss in 2 half-moves
15 K2d3 loss in 2 half-moves
16 K3d2 loss in 2 half-moves
17 K3d3 loss in 2 half-moves
18 Kb4 loss in 2 half-moves
19 Kc4 loss in 2 half-moves
20 Kd1 loss in 2 half-moves
21 Kd4 loss in 2 half-moves
22 Rd7 loss in 2 half-moves
23 Re7 loss in 2 half-moves
24 Rf7 loss in 2 half-moves
25 Rg7 loss in 2 half-moves
26 Rh2 loss in 2 half-moves
27 Rh3 loss in 2 half-moves
28 Rh4 loss in 2 half-moves