36512
As earnings for the Eureka Springs Railway proved insufficient , interest focused on servicing the zinc and lead mines of north central Arkansas .
 location: Eureka Springs Railway; location: Arkansas
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: Eureka Springs Railway, Arkansas 
Answer:
 location: Eureka Springs Railway; location: Arkansas