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Cheung Siu Man , 40 , was arrested late on Wednesday after police searched a house and found heroin in bags and hidden in hollow spaces in wooden planks , police said .
 person: Cheung Siu Man
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: location, else, organization, person 
Text: {0} 
 Entities: Cheung Siu Man 
Answer:
 person: Cheung Siu Man