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He returned to London where he worked as an illustrator before obtaining a position at the Lambeth School of Art where he taught artists such as Edmund Blampied .
 organization: Lambeth School of Art; person: Edmund Blampied
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: Lambeth School of Art, Edmund Blampied 
Answer:
 organization: Lambeth School of Art; person: Edmund Blampied