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To this end , we introduce a customizable single-step approach for additively fabricating geometrically-free metallic-based structural composites showing directionally-tailored , location-specific properties .
 manufacturing process: fabricating; material: composites; concept or principle: properties
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: manufacturing standard, machanical property, manufacturing process, material, engineering feature, process parameter, machine or equipment, application, process characterization, enabling technology, biomedical, concept or principle 
Text: {0} 
 Entities: fabricating, composites, properties 
Answer:
 manufacturing process: fabricating; material: composites; concept or principle: properties