63331
Commercial flights will not be scheduled between the hours of 10:00 pm and 7:00 am , all departing flights will take off to the south on Runway 15 , and all arriving flights will land on runway 8 ; however , departing flights are prohibited from using runway 8 .
 Runway 15
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Runway 15