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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 Re7 draw
5 Rg4 draw
6 Rg5 draw
7 Rg6 draw
8 Kf1 loss in 2 half-moves
9 Kf2 loss in 2 half-moves
10 Kf3 loss in 2 half-moves
11 Kgg1 loss in 2 half-moves
12 Kgg3 loss in 2 half-moves
13 Kgh1 loss in 2 half-moves
14 Kgh3 loss in 2 half-moves
15 Khg1 loss in 2 half-moves
16 Khg3 loss in 2 half-moves
17 Khh1 loss in 2 half-moves
18 Khh3 loss in 2 half-moves
19 Rc7 loss in 2 half-moves
20 Rd7 loss in 2 half-moves
21 Rf7 loss in 2 half-moves
22 Rg8 loss in 2 half-moves
23 Rh7 loss in 2 half-moves