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In 2004 , a judge in Canada ruled that videos seized by the police featuring BDSM activities were not obscene and did not constitute violence , but a " normal and acceptable " sexual activity between two consenting adults .
 location: Canada
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: Canada 
Answer:
 location: Canada