161681
Federalism has long been advocated as a means of resolving the ethnic conflict between the Tamil and Sinhalese people in Sri Lanka .
 organization: Tamil; location: Sri Lanka
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: Tamil, Sri Lanka 
Answer:
 organization: Tamil; location: Sri Lanka