171712
While U.S. officials have claimed that Iran has given permission for Al-Qaeda to operate in Iran , the Iranian government has steadfastly denied any involvement , or even that Al-Qaeda has any operations on Iranian soil .
 Iran, Al-Qaeda, Iran, Al-Qaeda
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Iran, Al-Qaeda, Iran, Al-Qaeda