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The play was inspired by the real-life story of David Hampton , a con man and robber who managed to convince a number of people in the 1980 s that he was the son of actor Sidney Poitier .
 person: David Hampton; person: Sidney Poitier
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: David Hampton, Sidney Poitier 
Answer:
 person: David Hampton; person: Sidney Poitier