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This article uses the classical treatment of tensors and Einstein summation convention throughout and the Minkowski metric has the form diag ( + 1 , − 1 , − 1 , − 1 ) .
 person: Einstein; person: Minkowski
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: Einstein, Minkowski 
Answer:
 person: Einstein; person: Minkowski