109865
According to certain historical accounts , the origin of the term " acousmatic " can be traced back to Pythagoras ; the philosopher is believed to have tutored his students from behind a screen so as not to let his presence distract them from the content of his lectures .
 person: Pythagoras
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: Pythagoras 
Answer:
 person: Pythagoras