4167
The Eco-Challenge has been staged twice before -- in Utah and Maine last year -- and is modelled on similar races overseas .
 else: Eco-Challenge; location: Utah; location: Maine
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: location, else, organization, person 
Text: {0} 
 Entities: Eco-Challenge, Utah, Maine 
Answer:
 else: Eco-Challenge; location: Utah; location: Maine