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The latter element was named after Marie Curie and her husband Pierre who are noted for discovering radium and for their work in radioactivity .
 person: Marie Curie; person: Pierre
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: Marie Curie, Pierre 
Answer:
 person: Marie Curie; person: Pierre