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following teammate and fellow junior Nick Young in declaring for the draft , whereas freshman teammate Taj Gibson declined to make himself eligible , and was eventually selected by the Boston Celtics in the 2nd round with the 32nd overall selection .
 person: Nick Young; person: Taj Gibson; organization: Boston Celtics
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: Nick Young, Taj Gibson, Boston Celtics 
Answer:
 person: Nick Young; person: Taj Gibson; organization: Boston Celtics