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For instance , large particle accelerators such as CERN need electrical engineers to deal with many aspects of the project including the power distribution , the instrumentation , and the manufacture and installation of the superconducting electromagnets .
 location: CERN
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: CERN 
Answer:
 location: CERN