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After working at a number of radio stations , he received media attention in the late 1990s when he popularized the " Dark Side of the Rainbow " phenomenon , in which the 1973 Pink Floyd album The Dark Side of the Moon is said to be synchronized with the images in the 1939 film The Wizard of Oz .
 person: Pink
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: Pink 
Answer:
 person: Pink