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EGTB: win in 4 half-moves

# move score
1 Rg8 win in 3 half-moves
2 Rh8 win in 3 half-moves
3 Ra8 draw
4 Rb1 draw
5 Rb2 draw
6 Rb4 draw
7 Re8 draw
8 Rf8 draw
9 Kf1 loss in 2 half-moves
10 Kf2 loss in 2 half-moves
11 Kf3 loss in 2 half-moves
12 Kg3 loss in 2 half-moves
13 Kgg1 loss in 2 half-moves
14 Kgh2 loss in 2 half-moves
15 Kh3 loss in 2 half-moves
16 Khg1 loss in 2 half-moves
17 Khh2 loss in 2 half-moves
18 Rb3 loss in 2 half-moves
19 Rb5 loss in 2 half-moves
20 Rb6 loss in 2 half-moves
21 Rb7 loss in 2 half-moves
22 Rc8 loss in 2 half-moves
23 Rd8 loss in 2 half-moves