9646
It is positioned nearly at a midpoint between Knoxville and the Tri-Cities region .
 location: Knoxville; location: Tri-Cities
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: Knoxville, Tri-Cities 
Answer:
 location: Knoxville; location: Tri-Cities