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The body of a gene-doped athlete produces the performance-enhancing hormones itself without having to introduce any foreign substances to the body Prof. Perikles Simon of  Johannes Gutenberg  University in  Mainz  said .
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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:
 NA: Johannes Gutenberg, Mainz