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EGTB: win in 4 half-moves

# move score
1 Rbb4 win in 3 half-moves
2 Ke2 win in 7 half-moves
3 Ke1 draw
4 Kf2 draw
5 Kg1 draw
6 Kg2 draw
7 Ra1 draw
8 Ra4 draw
9 Rb2 draw
10 Rb3 draw
11 Rb5 draw
12 Rb6 draw
13 Rg1 draw
14 Rg2 draw
15 Rg3 draw
16 Rg5 draw
17 Rg6 draw
18 Rgb4 draw
19 Rb7 loss in 2 half-moves
20 Rb8 loss in 2 half-moves
21 Rc1 loss in 2 half-moves
22 Rc4 loss in 2 half-moves
23 Rd1 loss in 2 half-moves
24 Rd4 loss in 2 half-moves
25 Re1 loss in 2 half-moves
26 Re4 loss in 2 half-moves
27 Rf4 loss in 2 half-moves
28 Rg7 loss in 2 half-moves
29 Rg8 loss in 2 half-moves
30 Rh4 loss in 2 half-moves