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#Bombardier unveils a number of C Series orders as airshow gets underway ( via @ RossMarowits ) http://t.co/cXpgwNUL4Y
 #Bombardier, RossMarowits
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 #Bombardier, RossMarowits