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EGTB: win in 4 half-moves

# move score
1 Rg2 win in 3 half-moves
2 Kd3 draw
3 Ke3 draw
4 Kf3 draw
5 Ra7 draw
6 Rb7 draw
7 Rc7 draw
8 Rg1 draw
9 Rg3 draw
10 Rg4 draw
11 Rg8 draw
12 Rh7 draw
13 Ka2 loss in 2 half-moves
14 Kb1 loss in 2 half-moves
15 Kb2 loss in 2 half-moves
16 Kd1 loss in 2 half-moves
17 Kd2 loss in 2 half-moves
18 Ke1 loss in 2 half-moves
19 Kf1 loss in 2 half-moves
20 Kf2 loss in 2 half-moves
21 Rd7 loss in 2 half-moves
22 Re7 loss in 2 half-moves
23 Rf7 loss in 2 half-moves
24 Rg5 loss in 2 half-moves
25 Rg6 loss in 2 half-moves