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Former Speaker of the House and U.S. Representative Thomas P. " Tip " O'Neill was nicknamed after him in his youth .
 person: Thomas P. " Tip " O'Neill
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: location, person, organization 
Text: {0} 
 Entities: Thomas P. " Tip " O'Neill 
Answer:
 person: Thomas P. " Tip " O'Neill