15290
Texas business leaders who participated included Doug Pitcock of Houston-based Williams Brothers Construction Co. ; Randall Stephenson CEO of in Dallas ; and  Gerard Arpey  of  American Airlines  in Fort Worth .
 top members employees: Gerard Arpey, American Airlines
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: Gerard Arpey, American Airlines