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Main attractive features of SMAs are : capability to recover the original shape after large deformation , capability to recover the original shape from a stable deformed shape when heated and a high damping capacity .
 material: SMAs; concept or principle: deformation; machanical property: deformed shape; concept or principle: capacity
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:
 material: SMAs; concept or principle: deformation; machanical property: deformed shape; concept or principle: capacity