43756
After a protracted struggle over decades with the powerful Assyrian kings Shamshi-Adad I and Ishme-Dagan I , Hammurabi forced their successor Mut-Ashkur to pay tribute to Babylon c .
 Shamshi-Adad I, Ishme-Dagan I, Hammurabi, Mut-Ashkur, Babylon
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Shamshi-Adad I, Ishme-Dagan I, Hammurabi, Mut-Ashkur, Babylon