4959
Mask projection stereolithography is a digital light processing-based additive manufacturing technique that has various advantages , such as high-resolution , scanning-free parallel process , wide material sets available , and support-structure-free three-dimensional ( 3D ) printing .
 manufacturing process: Mask projection stereolithography; enabling technology: digital light processing-based; manufacturing process: additive manufacturing; material: as; concept or principle: process; material: material; concept or principle: support-structure-free; concept or principle: 3D
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: Mask projection stereolithography, digital light processing-based, additive manufacturing, as, process, material, support-structure-free, 3D 
Answer:
 manufacturing process: Mask projection stereolithography; enabling technology: digital light processing-based; manufacturing process: additive manufacturing; material: as; concept or principle: process; material: material; concept or principle: support-structure-free; concept or principle: 3D