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In 2004 , guided by human rights activist Ansar Burney , an HBO team used a hidden camera to document slavery and torture in secret desert camps where boys under the age of five were trained to race camels , a national sport in the United Arab Emirates .
 person: Ansar Burney; organization: HBO; location: United Arab Emirates
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: Ansar Burney; organization: HBO; location: United Arab Emirates