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In the 5th century BC , Anaxagoras and Leucippus replaced the reality of " being " ( unique and unchanging ) with that of " becoming " , therefore by a more fundamental and elementary " ontic " plurality .
 person: Anaxagoras; person: Leucippus
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: media, plant, vehicle, astronomical object, time, disease, animal, location, person, organization, mythical figure, food, biology, geographical phenomenon, instrument, event 
Text: {0} 
 Entities: Anaxagoras, Leucippus 
Answer:
 person: Anaxagoras; person: Leucippus