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After some years as a temporary lecturer at the Physics Department at  Stockholm  University and at the Quantum Chemistry Uppsala University Essen got permanent employment as a lecturer at the Mechanics dept at the  Royal Institute of Technology  in 1988 .
 subsidiaries: Stockholm, Royal Institute of Technology
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:
 subsidiaries: Stockholm, Royal Institute of Technology