1887
This is shown in the example in 15 , which also shows why cellular materials are useful for energy absorption as they can handle significant yielding without catastrophic failure , under most circumstances .
 material: cellular materials; process characterization: energy absorption; material: as; concept or principle: failure
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: cellular materials; process characterization: energy absorption; material: as; concept or principle: failure