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Shortly before becoming a household name on " Have I Got News for You " , Merton booked himself into the Maudsley psychiatric hospital for six weeks , because of psychiatric problems caused by the malaria medicine Lariam .
 person: Merton; location: Maudsley; person: Lariam
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: Merton; location: Maudsley; person: Lariam