8350
The successful fabrication of complex 3D structures at high writing speeds ( up to 100 mm/s ) indicated that the four-branched initiator 4-BI could potentially increase the fabrication efficiency and hence become a promising initiator for two-photon polymerisation .
 manufacturing process: fabrication; concept or principle: 3D structures; manufacturing process: fabrication; enabling technology: two-photon polymerisation
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: fabrication, 3D structures, fabrication, two-photon polymerisation 
Answer:
 manufacturing process: fabrication; concept or principle: 3D structures; manufacturing process: fabrication; enabling technology: two-photon polymerisation