630
In addition , a hollow turbine blade with a freeform shape was successfully finished without any defects .
 application: turbine blade; concept or principle: freeform; concept or principle: defects
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: turbine blade, freeform, defects 
Answer:
 application: turbine blade; concept or principle: freeform; concept or principle: defects