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The Westland / Saunders-Roe SR. N2 hovercraft first flew in 1961 .
 organization: Westland; organization: Saunders-Roe
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: Westland, Saunders-Roe 
Answer:
 organization: Westland; organization: Saunders-Roe