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LFP and traditional casting were used to produce samples for four-point bending and Vickers hardness measurements to rigorously compare the mechanical performance of samples resulting from these two fabrication techniques .
 material: LFP; manufacturing process: casting; concept or principle: samples; manufacturing process: bending; machanical property: Vickers hardness; application: mechanical; concept or principle: samples; manufacturing process: fabrication
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: LFP, casting, samples, bending, Vickers hardness, mechanical, samples, fabrication 
Answer:
 material: LFP; manufacturing process: casting; concept or principle: samples; manufacturing process: bending; machanical property: Vickers hardness; application: mechanical; concept or principle: samples; manufacturing process: fabrication