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Recent advances in additive manufacturing facilitated the fabrication of parts with great geometrical complexity and relatively small size , and allowed for the fabrication of topologies that could not have been achieved using traditional fabrication techniques .
 manufacturing process: additive manufacturing; manufacturing process: fabrication; engineering feature: geometrical complexity; manufacturing process: fabrication; concept or principle: topologies; manufacturing process: fabrication
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: additive manufacturing, fabrication, geometrical complexity, fabrication, topologies, fabrication 
Answer:
 manufacturing process: additive manufacturing; manufacturing process: fabrication; engineering feature: geometrical complexity; manufacturing process: fabrication; concept or principle: topologies; manufacturing process: fabrication