289748
In 2008 , Widerøe was the world 's third-largest operator of the -100 - series , behind Piedmont Airlines and Air Canada Jazz .
 Widerøe, Piedmont Airlines, Air Canada Jazz
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Widerøe, Piedmont Airlines, Air Canada Jazz