1462
The fatigue behaviors of the material in air and in revised simulated body fluid ( r-SBF ) were evaluated and compared .
 machanical property: fatigue; material: material; material: fluid
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: fatigue, material, fluid 
Answer:
 machanical property: fatigue; material: material; material: fluid