8046
The use of sugar glass as a fugitive ink to produce vascular networks through rapid casting may offer the key to vascularization of thick tissues produced by tissue engineering .
 material: sugar glass; material: as; material: ink; manufacturing process: casting; concept or principle: vascularization; concept or principle: tissue engineering
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: sugar glass, as, ink, casting, vascularization, tissue engineering 
Answer:
 material: sugar glass; material: as; material: ink; manufacturing process: casting; concept or principle: vascularization; concept or principle: tissue engineering