360180
In 1960 , Ron Joseph graduated from Upper Darby High and it was about that time that he joined the staff of WEEZ Radio ( then licensed to Chester , Pennsylvania ) .
 person: Ron Joseph; location: Chester , Pennsylvania
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: Ron Joseph, Chester , Pennsylvania 
Answer:
 person: Ron Joseph; location: Chester , Pennsylvania