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Airlines PNG Flight 4684 was a passenger flight which crashed near Kokoda Airport , Oro Province , Papua New Guinea on 11 August 2009 , killing all eleven passengers and two crew .
 Airlines PNG, Kokoda, Papua New Guinea
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Airlines PNG, Kokoda, Papua New Guinea