29989
With an army mainly composed of Somalis , Many historians trace the origins of tensions between Somalia and Ethiopia to this war .
 location: Somalia; location: Ethiopia
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: Somalia, Ethiopia 
Answer:
 location: Somalia; location: Ethiopia