12037
 Started two years ago , with Mark Zuckerberg , a Harvard undergraduate , as a co-founder , Facebook first restricted membership to people who had e-mail addresses issued by a college or university . 
 company: Mark Zuckerberg, Facebook; company founders: Facebook, Mark Zuckerberg
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: nationality, country capital, place of death, children, location contains, place of birth, place lived, administrative division of country, country of administrative divisions, company, neighborhood of, company founders 
Text: {0} 
Answer:
 company: Mark Zuckerberg, Facebook; company founders: Facebook, Mark Zuckerberg