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John Baldessari , for instance , has presented realist pictures that he commissioned professional sign-writers to paint ; and many conceptual performance artists ( e.g. Stelarc , Marina Abramović ) are technically accomplished performers and skilled manipulators of their own bodies .
 person: John Baldessari; person: Stelarc; person: Marina Abramović
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: John Baldessari, Stelarc, Marina Abramović 
Answer:
 person: John Baldessari; person: Stelarc; person: Marina Abramović