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EGTB: win in 4 half-moves

# move score
1 Rg3 win in 3 half-moves
2 Kb1 draw
3 Kb2 draw
4 Kb3 draw
5 Kc1 draw
6 Kc3 draw
7 Kd1 draw
8 Kd2 draw
9 Kf1 draw
10 Kf2 draw
11 Kg1 draw
12 Kg3 draw
13 Kh1 draw
14 Kh2 draw
15 Kh3 draw
16 Ra4 draw
17 Rg8 draw
18 Rh4 draw
19 Kd3 loss in 2 half-moves
20 Kf3 loss in 2 half-moves
21 Rb4 loss in 2 half-moves
22 Rc4 loss in 2 half-moves
23 Rd4 loss in 2 half-moves
24 Re4 loss in 2 half-moves
25 Rf4 loss in 2 half-moves
26 Rg5 loss in 2 half-moves
27 Rg6 loss in 2 half-moves
28 Rg7 loss in 2 half-moves