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EGTB: win in 4 half-moves

# move score
1 Rf8 win in 3 half-moves
2 Rg8 win in 3 half-moves
3 Kb1 draw
4 Kb2 draw
5 Kc1 draw
6 Kd1 draw
7 Kd2 draw
8 Ke1 draw
9 Ke2 draw
10 Kf2 draw
11 Kg1 draw
12 Kg2 draw
13 Ra1 draw
14 Ra2 draw
15 Ra7 draw
16 Re8 draw
17 Rh8 draw
18 Kb3 loss in 2 half-moves
19 Kc3 loss in 2 half-moves
20 Kd3 loss in 2 half-moves
21 Ra3 loss in 2 half-moves
22 Ra4 loss in 2 half-moves
23 Ra5 loss in 2 half-moves
24 Ra6 loss in 2 half-moves
25 Rb8 loss in 2 half-moves
26 Rc8 loss in 2 half-moves
27 Rd8 loss in 2 half-moves