8256
He was the eldest son of Michael IX Palaiologos and Rita of Armenia .
 person: Michael IX Palaiologos; person: Rita of Armenia
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: Michael IX Palaiologos, Rita of Armenia 
Answer:
 person: Michael IX Palaiologos; person: Rita of Armenia