366643
As of December 2012 , Petrosyan is ranked the # 1 middleweight in the world by LiverKick.com .
 person: Petrosyan
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: Petrosyan 
Answer:
 person: Petrosyan