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EGTB: win in 4 half-moves

# move score
1 Rb1 win in 3 half-moves
2 Kf3 draw
3 Rb3 draw
4 Rd2 draw
5 Rd4 draw
6 Rd5 draw
7 Rd6 draw
8 Rdd1 draw
9 Rfd1 draw
10 Rh1 draw
11 Rh3 draw
12 Ke1 loss in 2 half-moves
13 Ke2 loss in 2 half-moves
14 Ke3 loss in 2 half-moves
15 Kg1 loss in 2 half-moves
16 Kg2 loss in 2 half-moves
17 Kg3 loss in 2 half-moves
18 Ra1 loss in 2 half-moves
19 Ra3 loss in 2 half-moves
20 Rc1 loss in 2 half-moves
21 Rc3 loss in 2 half-moves
22 Rd7 loss in 2 half-moves
23 Rd8 loss in 2 half-moves
24 Re1 loss in 2 half-moves
25 Re3 loss in 2 half-moves
26 Rf3 loss in 2 half-moves
27 Rg1 loss in 2 half-moves
28 Rg3 loss in 2 half-moves