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Also serving as a clinical research center and home to the  University of Pittsburgh School of Medicine  's Department of Psychiatry it is located in Thomas Detre Hall on O'Hara Street in the Oakland section of  Pittsburgh  and is connected to UPMC Presbyterian by an underground tunnel .
 city of headquarters: University of Pittsburgh School of Medicine, Pittsburgh
Given a phrase that describes the relationship between two words, extract the words and the lexical relationship between them. The output format should be "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} 
Answer:
 city of headquarters: University of Pittsburgh School of Medicine, Pittsburgh