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EGTB: win in 4 half-moves

# move score
1 Rb3 win in 3 half-moves
2 Rf8 win in 3 half-moves
3 Ka2 draw
4 Ka3 draw
5 Kb1 draw
6 Kb3 draw
7 Kc1 draw
8 Kc2 draw
9 Kc3 draw
10 Ra2 draw
11 Ra3 draw
12 Raa8 draw
13 Rb1 draw
14 Rba8 draw
15 Rc1 draw
16 Rc8 draw
17 Rd1 draw
18 Rd8 draw
19 Re1 draw
20 Re8 draw
21 Rf1 draw
22 Ra4 loss in 2 half-moves
23 Ra5 loss in 2 half-moves
24 Ra6 loss in 2 half-moves
25 Ra7 loss in 2 half-moves
26 Rb4 loss in 2 half-moves
27 Rb5 loss in 2 half-moves
28 Rb6 loss in 2 half-moves
29 Rb7 loss in 2 half-moves
30 Rg1 loss in 2 half-moves
31 Rg8 loss in 2 half-moves
32 Rh1 loss in 2 half-moves
33 Rh8 loss in 2 half-moves