60793
There are important reserves of rock salt near the town of Provadia ( 4,4 " billion tons ) .
 location: Provadia
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: Provadia 
Answer:
 location: Provadia