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EGTB: win in 20 half-moves

# move score
1 Rd4 win in 19 half-moves
2 Kb7 draw
3 Kb8 draw
4 Kc7 draw
5 Kd7 draw
6 Kd8 draw
7 R1a2 draw
8 R1a3 draw
9 R4a2 draw
10 R4a3 draw
11 Ra8 draw
12 Rb1 draw
13 Rb4 draw
14 Rc1 draw
15 Rc4 draw
16 Rd1 draw
17 Ra5 loss in 2 half-moves
18 Ra6 loss in 2 half-moves
19 Ra7 loss in 2 half-moves
20 Re1 loss in 2 half-moves
21 Re4 loss in 2 half-moves
22 Rf1 loss in 2 half-moves
23 Rf4 loss in 2 half-moves
24 Rg1 loss in 2 half-moves
25 Rg4 loss in 2 half-moves
26 Rh1 loss in 2 half-moves
27 Rh4 loss in 2 half-moves