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Radical career In 1830 , Southwell set up as a radical bookseller in Westminster , London , and joined the radical lecture circuit .
 person: Southwell; location: Westminster
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: Southwell, Westminster 
Answer:
 person: Southwell; location: Westminster