10008
In 2004 the Stroher family sold their almost 80 % stake in  Wella  AG the world's second biggest professional hair care group to  Procter Gamble  for $ 4 billion .
 subsidiaries: Wella, Procter Gamble
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:  Wella, Procter Gamble 
Answer:
 subsidiaries: Wella, Procter Gamble