8437
In this study , high molecular weight PL-32 pellets were extruded into ∼1.7 mm diameter PLLA fiber .
 process parameter: weight; concept or principle: pellets; manufacturing process: extruded; manufacturing process: mm; concept or principle: diameter; material: fiber
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: weight, pellets, extruded, mm, diameter, fiber 
Answer:
 process parameter: weight; concept or principle: pellets; manufacturing process: extruded; manufacturing process: mm; concept or principle: diameter; material: fiber