12447
Northern Rock at the end of November named a consortium led by tycoon  Richard Branson  's  Virgin Group  as the preferred bidder to take a stake in the bank and bring in fresh investment .
 top members employees: Richard Branson, Virgin Group
Given options, please tell me the relationships of all the listed entity pairs.Output format is "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} 
 Entity Pairs:  Richard Branson, Virgin Group 
Answer:
 top members employees: Richard Branson, Virgin Group