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The tour kicked off in North America on April 18 , in Knoxville , Tennessee that included 101 concert dates throughout 1991 in North America and Europe .
 location: North America; location: Europe
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:
 location: North America; location: Europe