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Water buffaloes are also present in the southern region of Iraq in the Mesopotamian Marshes .
 location: Iraq; location: Mesopotamian Marshes
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: location, person, organization 
Text: {0} 
 Entities: Iraq, Mesopotamian Marshes 
Answer:
 location: Iraq; location: Mesopotamian Marshes