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Parliament is to be recalled on Friday to allow MPs to authorise RAF airstrikes on Islamic State targets in Iraq http://t.co/mSgCw9CkSM
 RAF, Islamic State, Iraq
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 RAF, Islamic State, Iraq