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EGTB: win in 4 half-moves

# move score
1 Rb1 win in 3 half-moves
2 Rb4 win in 9 half-moves
3 Kb3 draw
4 Kc3 draw
5 Kc5 draw
6 Kd3 draw
7 Kd5 draw
8 Rb3 draw
9 Rb8 draw
10 Rg5 draw
11 Rh5 draw
12 Kb4 loss in 2 half-moves
13 Kd4 loss in 2 half-moves
14 Ke1 loss in 2 half-moves
15 Ke2 loss in 2 half-moves
16 Kf2 loss in 2 half-moves
17 Kg1 loss in 2 half-moves
18 Kg2 loss in 2 half-moves
19 Ra5 loss in 2 half-moves
20 Rb2 loss in 2 half-moves
21 Rb6 loss in 2 half-moves
22 Rb7 loss in 2 half-moves
23 Rc5 loss in 2 half-moves
24 Rd5 loss in 2 half-moves
25 Re5 loss in 2 half-moves
26 Rf5 loss in 2 half-moves