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EGTB: win in 4 half-moves

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