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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 Rb2 draw
5 Rb3 draw
6 Rb4 draw
7 Rb6 draw
8 Re8 draw
9 K1f1 loss in 2 half-moves
10 K1f2 loss in 2 half-moves
11 K1h1 loss in 2 half-moves
12 K1h2 loss in 2 half-moves
13 K2f1 loss in 2 half-moves
14 K2f2 loss in 2 half-moves
15 K2h1 loss in 2 half-moves
16 K2h2 loss in 2 half-moves
17 Kf3 loss in 2 half-moves
18 Kg3 loss in 2 half-moves
19 Kh3 loss in 2 half-moves
20 Rb1 loss in 2 half-moves
21 Rb5 loss in 2 half-moves
22 Rb7 loss in 2 half-moves
23 Rc8 loss in 2 half-moves
24 Rd8 loss in 2 half-moves
25 Rf8 loss in 2 half-moves