1023
The first of the new studies carried out by Chimezie Anyakora Ugochukwu Obiakor Funke Babalogbon and  Herbert Coker  of the Department of Pharmaceutical Chemistry  University of Lagos  indicated that 25 percent of exposed subjects ( auto mechanics ) were found to contain one PAH or the other while one out of eleven unexposed subjects ( students ) contains PAH in their blood sample .
 top members employees: Herbert Coker, University of Lagos
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: Herbert Coker, University of Lagos