37847
While an exact number has not been determined , thousands of Canadians have purchased and used what they contend to be grey market radio and television services , licensed in the United States but not in Canada .
 location: United States; location: Canada
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: United States, Canada 
Answer:
 location: United States; location: Canada