262778
Most operations were against targets in the Bismarck Archipelago until the 19th moved to Owi Island in late July .
 organization: 19th
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: 19th 
Answer:
 organization: 19th