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EGTB: win in 4 half-moves

# move score
1 Rc1 win in 3 half-moves
2 g1=N draw
3 Ra1 draw
4 Ra7 draw
5 Rac8 draw
6 Rb6 draw
7 Rb8 draw
8 Rc7 draw
9 Rca6 draw
10 Rcc8 draw
11 Rd6 draw
12 Rd8 draw
13 Re6 draw
14 Re8 draw
15 g1=B loss in 2 half-moves
16 g1=K loss in 2 half-moves
17 g1=Q loss in 2 half-moves
18 g1=R loss in 2 half-moves
19 Ra2 loss in 2 half-moves
20 Ra3 loss in 2 half-moves
21 Ra4 loss in 2 half-moves
22 Ra5 loss in 2 half-moves
23 Raa6 loss in 2 half-moves
24 Rc2 loss in 2 half-moves
25 Rc3 loss in 2 half-moves
26 Rc4 loss in 2 half-moves
27 Rc5 loss in 2 half-moves
28 Rf6 loss in 2 half-moves
29 Rf8 loss in 2 half-moves
30 Rg6 loss in 2 half-moves
31 Rg8 loss in 2 half-moves
32 Rh6 loss in 2 half-moves
33 Rh8 loss in 2 half-moves