4832
Russia flexes muscles with new base in Black Sea http://t.co/JLcKrdP4cI ( Reuters ) http://t.co/bKKdRnRStg
 Russia, Black Sea, Reuters
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Russia, Black Sea, Reuters