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He attended the faculty of Electronic Engineering at the  Politecnico di Milano  in  Milan  Italy from 1987 to 1992 .
 city of headquarters: Politecnico di Milano, Milan
Given options, please tell me the relationships of all the listed entity pairs.Output format is "relation1: word1, word2; relation2: word3, word4". 
Option: cities of residence, top members employees, members, alternate names, origin, state or provinces of residence, title of person, spouse, city of headquarters, NA, founded by, state or province of headquarters, employee of, countries of residence, country of birth, founded, subsidiaries, country of headquarters 
Text: {0} 
 Entity Pairs:  Politecnico di Milano, Milan 
Answer:
 city of headquarters: Politecnico di Milano, Milan