80606
However , although important for the local economy in Congo , the contribution of coltan mining in Congo to the world supply of tantalum is usually small .
 location: Congo; location: Congo
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: Congo, Congo 
Answer:
 location: Congo; location: Congo