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EGTB: win in 4 half-moves

# move score
1 Rg3 win in 3 half-moves
2 Ra7 draw
3 Rb7 draw
4 Rc7 draw
5 Rd7 draw
6 Rg1 draw
7 Rg2 draw
8 Rg4 draw
9 Rg5 draw
10 Rg6 draw
11 Kc1 loss in 2 half-moves
12 Kc2 loss in 2 half-moves
13 Kc3 loss in 2 half-moves
14 Kd3 loss in 2 half-moves
15 Kdd1 loss in 2 half-moves
16 Kde2 loss in 2 half-moves
17 Ke3 loss in 2 half-moves
18 Ked1 loss in 2 half-moves
19 Kee2 loss in 2 half-moves
20 Kf1 loss in 2 half-moves
21 Kf2 loss in 2 half-moves
22 Re7 loss in 2 half-moves
23 Rf7 loss in 2 half-moves
24 Rg8 loss in 2 half-moves
25 Rh7 loss in 2 half-moves