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EGTB: win in 4 half-moves

# move score
1 Rd4 win in 3 half-moves
2 Ra7 draw
3 Rb7 draw
4 Rd1 draw
5 Rd2 draw
6 Rd3 draw
7 Rf7 draw
8 Rg8 draw
9 Kg1 loss in 2 half-moves
10 Kg2 loss in 2 half-moves
11 Kg3 loss in 2 half-moves
12 Kh1 loss in 2 half-moves
13 Kh3 loss in 2 half-moves
14 Ra8 loss in 2 half-moves
15 Rb8 loss in 2 half-moves
16 Rc7 loss in 2 half-moves
17 Rc8 loss in 2 half-moves
18 Rd5 loss in 2 half-moves
19 Rd6 loss in 2 half-moves
20 Rdd8 loss in 2 half-moves
21 Rde7 loss in 2 half-moves
22 Re1 loss in 2 half-moves
23 Re2 loss in 2 half-moves
24 Re3 loss in 2 half-moves
25 Re4 loss in 2 half-moves
26 Re5 loss in 2 half-moves
27 Re6 loss in 2 half-moves
28 Red8 loss in 2 half-moves
29 Ree7 loss in 2 half-moves
30 Rf8 loss in 2 half-moves
31 Rg7 loss in 2 half-moves
32 Rh7 loss in 2 half-moves
33 Rh8 loss in 2 half-moves