34948
By September 1967 , the aircraft was certified ready for combat testing and was flown to Nha Trang Air Base , South Vietnam for a 90-day test program .
 location: Nha Trang Air Base; location: South Vietnam
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: Nha Trang Air Base, South Vietnam 
Answer:
 location: Nha Trang Air Base; location: South Vietnam