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Portland Harbour was formed ( 1848 – 1905 ) by the construction of breakwaters , but before that the natural anchorage had hosted ships of the Royal Navy for more than 500 years .
 location: Portland Harbour; organization: Royal Navy
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: media, plant, vehicle, astronomical object, time, disease, animal, location, person, organization, mythical figure, food, biology, geographical phenomenon, instrument, event 
Text: {0} 
 Entities: Portland Harbour, Royal Navy 
Answer:
 location: Portland Harbour; organization: Royal Navy