607
However , research into new technologies has allowed AM to become applicable far beyond prototype fabrication .
 concept or principle: research; concept or principle: technologies; manufacturing process: AM; concept or principle: prototype; 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: research, technologies, AM, prototype, fabrication 
Answer:
 concept or principle: research; concept or principle: technologies; manufacturing process: AM; concept or principle: prototype; manufacturing process: fabrication