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Solutions are first demonstrated in two dimensions , with increasing design freedom allowed through algorithm enhancements .
 engineering feature: dimensions; concept or principle: design freedom; concept or principle: algorithm
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: dimensions, design freedom, algorithm 
Answer:
 engineering feature: dimensions; concept or principle: design freedom; concept or principle: algorithm