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EGTB: win in 4 half-moves

# move score
1 Rg4 win in 3 half-moves
2 Ra1 draw
3 Ra4 draw
4 Rb1 draw
5 Rb4 draw
6 Rg1 draw
7 Kf2 loss in 4 half-moves
8 Kf3 loss in 4 half-moves
9 Kg2 loss in 4 half-moves
10 Kh2 loss in 4 half-moves
11 Kh3 loss in 4 half-moves
12 R1c2 loss in 4 half-moves
13 R1c3 loss in 4 half-moves
14 R4c2 loss in 4 half-moves
15 R4c3 loss in 4 half-moves
16 Kf4 loss in 2 half-moves
17 Kg4 loss in 2 half-moves
18 Kh4 loss in 2 half-moves
19 Rc5 loss in 2 half-moves
20 Rc6 loss in 2 half-moves
21 Rc7 loss in 2 half-moves
22 Rc8 loss in 2 half-moves
23 Rd1 loss in 2 half-moves
24 Rd4 loss in 2 half-moves
25 Re1 loss in 2 half-moves
26 Re4 loss in 2 half-moves
27 Rf1 loss in 2 half-moves
28 Rf4 loss in 2 half-moves
29 Rh1 loss in 2 half-moves
30 Rh4 loss in 2 half-moves