Compose a music piece that includes the specified motif while adhering to the outlined alphabetical sequence.
X:1
L:1/8
M:6/8
K:G
['', 'DGG BAG', 'F2 G']  
X:1
L:1/8
M:6/8
K:G
 D |: DGG BAG | AFD FDC | DGG BAG | Add cAG | DGG BAG | AFD F2 G | FED F2 G | Add cAG :: DGG G2 A | 
 DFF F2 G | DGG GFG | Add cAG | DGG G2 A | DFF F2 G | FED F2 G | Add cAG :|  