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Mostly they were used during the Second World War by the Ministry of War Transport ( MoWT ) , which owned the ships but contracted out their management to various shipping lines .
 organization: Ministry
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: Ministry 
Answer:
 organization: Ministry