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The 2010 Ohio Valley Conference Men 's Basketball Tournament took place on March 2 , 5 , and 6 , 2010 .
 organization: Ohio Valley Conference
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: Ohio Valley Conference 
Answer:
 organization: Ohio Valley Conference