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He became a freelance announcer after nearly 15 years of experience ( 1987-2001 ) as a network announcer , and later sports director , for the CBS affiliate WFMY-TV Channel 2 in his hometown of Greensboro , North Carolina .
 organization: Channel; location: Greensboro , North Carolina
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: Channel, Greensboro , North Carolina 
Answer:
 organization: Channel; location: Greensboro , North Carolina