7915
The Upper Neretva has water of Class I purity and is almost certainly the coldest river water in the world , often as low as 7 – 8 degrees Celsius in the summer months .
 location: Upper Neretva
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: Upper Neretva 
Answer:
 location: Upper Neretva