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An unrelated 1st Mounted Division was formed in July 1916 , from the 3rd Mounted Division , lasting until September 1917 .
 organization: 1st Mounted; organization: 3rd Mounted Division
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: 1st Mounted, 3rd Mounted Division 
Answer:
 organization: 1st Mounted; organization: 3rd Mounted Division