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Every day the doctors nurses and flight personnel of Survival Flight do heroic work in saving the lives of others and that is how we will remember those who perished in Monday's tragedy -- as selfless heroes  University of Michigan  President  Mary Sue Coleman  said .
 top members employees: University of Michigan, Mary Sue Coleman
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:
 top members employees: University of Michigan, Mary Sue Coleman