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Plato ( 427 – 347 BCE ) took over the four elements of Empedocles .
 person: Plato; person: Empedocles
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: location, person, organization 
Text: {0} 
 Entities: Plato, Empedocles 
Answer:
 person: Plato; person: Empedocles