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In , a modified BESO method was used to optimize the strut thickness of lattices used in an engine bracket , to improve the compliance over a homogenous design .
 concept or principle: BESO method; process parameter: strut thickness; concept or principle: lattices; machine or equipment: bracket; engineering feature: homogenous design
Please list all entity words in the text that fit the category.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} 
Answer:
 concept or principle: BESO method; process parameter: strut thickness; concept or principle: lattices; machine or equipment: bracket; engineering feature: homogenous design