4003
The PME printer was made possible by modifications to the funnel shape , pressure applied to the extrudate by the auger , and hot end structure .
 machine or equipment: PME printer; concept or principle: pressure; material: extrudate; machine or equipment: auger; machine or equipment: hot end structure
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: PME printer, pressure, extrudate, auger, hot end structure 
Answer:
 machine or equipment: PME printer; concept or principle: pressure; material: extrudate; machine or equipment: auger; machine or equipment: hot end structure