1031
The best performing epoxy showed a 10 % increase in mechanical strength over the OEM epoxy at 76 % reduction in cost .
 material: epoxy; machanical property: mechanical strength; material: epoxy; concept or principle: reduction
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: epoxy, mechanical strength, epoxy, reduction 
Answer:
 material: epoxy; machanical property: mechanical strength; material: epoxy; concept or principle: reduction