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EGTB: win in 4 half-moves

# move score
1 Rf4 win in 3 half-moves
2 Rh4 win in 3 half-moves
3 Ra4 draw
4 Rb5 draw
5 Rb6 draw
6 Rb7 draw
7 Rb8 draw
8 Re4 draw
9 Rg4 draw
10 Ke2 loss in 2 half-moves
11 Ke3 loss in 2 half-moves
12 Ke4 loss in 2 half-moves
13 Kf2 loss in 2 half-moves
14 Kf4 loss in 2 half-moves
15 Kfg2 loss in 2 half-moves
16 Kfg3 loss in 2 half-moves
17 Kfg4 loss in 2 half-moves
18 Kh2 loss in 2 half-moves
19 Kh4 loss in 2 half-moves
20 Khg2 loss in 2 half-moves
21 Khg3 loss in 2 half-moves
22 Khg4 loss in 2 half-moves
23 Rb1 loss in 2 half-moves
24 Rb2 loss in 2 half-moves
25 Rb3 loss in 2 half-moves
26 Rc4 loss in 2 half-moves
27 Rd4 loss in 2 half-moves