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He taught logic to Demosthenes , and he is also said to have taught Apollonius Cronus , the teacher of Diodorus Cronus , and the historian Euphantus .
 person: Demosthenes; person: Apollonius Cronus; person: Diodorus Cronus; person: Euphantus
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: Demosthenes, Apollonius Cronus, Diodorus Cronus, Euphantus 
Answer:
 person: Demosthenes; person: Apollonius Cronus; person: Diodorus Cronus; person: Euphantus