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is a 1934 American short comedy film directed by Ralph Staub , and filmed in Technicolor .
 person: Ralph Staub
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: Ralph Staub 
Answer:
 person: Ralph Staub