69936
On November 29 , 2010 , it was announced that System of a Down would reunite for a European tour to take place in June 2011 .
 organization: System of a Down
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: System of a Down 
Answer:
 organization: System of a Down