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Designers of these parts require increasingly complex geometries for improved aerodynamic efficiency and cooling while manufacturers of these parts require larger and faster equipment for high productivity and low cost .
 concept or principle: complex geometries; manufacturing process: cooling; machine or equipment: equipment; concept or principle: productivity
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: complex geometries, cooling, equipment, productivity 
Answer:
 concept or principle: complex geometries; manufacturing process: cooling; machine or equipment: equipment; concept or principle: productivity