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The IRB Tbilisi Cup is an annual Rugby Union tournament that will be held for the first time in 2013 at Mikheil Meskhi Stadium in Tbilisi with , , Emerging Ireland and South Africa President 's XV competing in the IRB competition .
 IRB Tbilisi, Tbilisi, IRB
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 IRB Tbilisi, Tbilisi, IRB