1881
Variations captured through such indicators were investigated as focus variation-specific measurement control parameters were varied .
 concept or principle: Variations; material: as; process characterization: measurement; concept or principle: parameters
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: Variations, as, measurement, parameters 
Answer:
 concept or principle: Variations; material: as; process characterization: measurement; concept or principle: parameters