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EGTB: win in 4 half-moves

# move score
1 Rh7 win in 3 half-moves
2 Ke8 draw
3 Kh8 draw
4 Ra7 draw
5 Rb2 draw
6 Rb8 draw
7 Rc7 draw
8 Rd7 draw
9 Ke7 loss in 2 half-moves
10 Kff7 loss in 2 half-moves
11 Kfg7 loss in 2 half-moves
12 Kgf7 loss in 2 half-moves
13 Kgg7 loss in 2 half-moves
14 Kh7 loss in 2 half-moves
15 Rb1 loss in 2 half-moves
16 Rb3 loss in 2 half-moves
17 Rb4 loss in 2 half-moves
18 Rb5 loss in 2 half-moves
19 Rb6 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