8336
 Zopa .com , which operates in Britain , introduced a similar service in March also with backing from Benchmark Capital and has attracted more than 50,000 registered users , said Richard Duvall , Zopa 's chief executive . 
 company founders: Zopa, Richard Duvall
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 founders: Zopa, Richard Duvall