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The 1952 Revolution did not hinder his career , and he continued to take photographs of famous people , notably Gamal Abdel Nasser and foreign heads of state visiting Egypt .
 person: Gamal Abdel Nasser; location: Egypt
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: Gamal Abdel Nasser, Egypt 
Answer:
 person: Gamal Abdel Nasser; location: Egypt