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EGTB: win in 4 half-moves

# move score
1 Rh2 win in 3 half-moves
2 Kf1 draw
3 Kg1 draw
4 Kh1 draw
5 Ra7 draw
6 Rb7 draw
7 Rc7 draw
8 Rh1 draw
9 Ka2 loss in 2 half-moves
10 Ka4 loss in 2 half-moves
11 Kb2 loss in 2 half-moves
12 Kb3 loss in 2 half-moves
13 Kb4 loss in 2 half-moves
14 Kf2 loss in 2 half-moves
15 Kf3 loss in 2 half-moves
16 Kg3 loss in 2 half-moves
17 Kh2 loss in 2 half-moves
18 Kh3 loss in 2 half-moves
19 Rd7 loss in 2 half-moves
20 Re7 loss in 2 half-moves
21 Rf7 loss in 2 half-moves
22 Rg7 loss in 2 half-moves
23 Rh3 loss in 2 half-moves
24 Rh4 loss in 2 half-moves
25 Rh5 loss in 2 half-moves
26 Rh6 loss in 2 half-moves
27 Rh8 loss in 2 half-moves