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EGTB: win in 4 half-moves

# move score
1 Rg2 win in 3 half-moves
2 Kg1 draw
3 Kg2 draw
4 Kh2 draw
5 Ra2 draw
6 Raa5 draw
7 Rag4 draw
8 Re4 draw
9 Re5 draw
10 Rf4 draw
11 Rf5 draw
12 Rgg4 draw
13 Rh4 draw
14 Rh5 draw
15 Ra1 loss in 2 half-moves
16 Ra3 loss in 2 half-moves
17 Ra6 loss in 2 half-moves
18 Ra7 loss in 2 half-moves
19 Ra8 loss in 2 half-moves
20 Rb4 loss in 2 half-moves
21 Rb5 loss in 2 half-moves
22 Rc4 loss in 2 half-moves
23 Rc5 loss in 2 half-moves
24 Rd4 loss in 2 half-moves
25 Rd5 loss in 2 half-moves
26 Rg1 loss in 2 half-moves
27 Rg3 loss in 2 half-moves
28 Rg6 loss in 2 half-moves
29 Rg7 loss in 2 half-moves
30 Rg8 loss in 2 half-moves
31 Rga5 loss in 2 half-moves