16659
In 1970 , oil prices on world markets increased considerably , leading to the accumulation of substantial funds in Libya , as a supplier of oil to western countries .
 location: Libya
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: Libya 
Answer:
 location: Libya