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EGTB: win in 4 half-moves

# move score
1 Ra3 win in 3 half-moves
2 g1=K draw
3 Ra1 draw
4 Ra2 draw
5 Re4 draw
6 g1=B loss in 2 half-moves
7 g1=N loss in 2 half-moves
8 g1=Q loss in 2 half-moves
9 g1=R loss in 2 half-moves
10 R4a5 loss in 2 half-moves
11 R4a6 loss in 2 half-moves
12 R4a7 loss in 2 half-moves
13 R8a5 loss in 2 half-moves
14 R8a6 loss in 2 half-moves
15 R8a7 loss in 2 half-moves
16 Rb4 loss in 2 half-moves
17 Rb8 loss in 2 half-moves
18 Rc4 loss in 2 half-moves
19 Rc8 loss in 2 half-moves
20 Rd4 loss in 2 half-moves
21 Rd8 loss in 2 half-moves
22 Re8 loss in 2 half-moves
23 Rf4 loss in 2 half-moves
24 Rf8 loss in 2 half-moves
25 Rg4 loss in 2 half-moves
26 Rg8 loss in 2 half-moves
27 Rh4 loss in 2 half-moves
28 Rh8 loss in 2 half-moves