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Political career Collins was elected to the seat of Willoughby in the Legislative Assembly in 1981 as a Liberal , serving in opposition until the election of Nick Greiner as Premier in 1988 .
 person: Collins; organization: Liberal; person: Nick Greiner
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 person: Collins; organization: Liberal; person: Nick Greiner