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In an attempt to fine-tune the structural response of lattices , Maskery have recently observed a sequential failure of piece-wise graded BCC lattices in compression promoting increased energy absorption in comparison to the ungraded lattice .
 concept or principle: lattices; concept or principle: failure; concept or principle: BCC; machanical property: compression; process characterization: energy absorption; engineering feature: ungraded lattice
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: lattices; concept or principle: failure; concept or principle: BCC; machanical property: compression; process characterization: energy absorption; engineering feature: ungraded lattice