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Her older sister Princess Maria Cristina , was the wife of the future Charles Felix of Sardinia .
 person: Princess Maria Cristina; person: Charles Felix of Sardinia
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: Princess Maria Cristina, Charles Felix of Sardinia 
Answer:
 person: Princess Maria Cristina; person: Charles Felix of Sardinia