2517
Opening the Kpong Airfield in November 2005 , the organisation provides pilot training , aircraft build , maintenance and repair and provides expertise for aerial survey , air-air and air-ground video , stunt-flying , agricultural surveillance and plantation selection work , aerial dispersal , etc. .
 None
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 None