5414
The Italian investors are headed by  Roberto Colaninno  chairman of motorcycle and scooter maker  Piaggio  who is expected to become chairman .
 top members employees: Roberto Colaninno, Piaggio
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: Roberto Colaninno, Piaggio