17823
 Nearby are the homes of Barry Bonds , Reba McEntire , Rod Stewart , Sylvester Stallone , Denzel Washington , the Viacom chairman Sumner Redstone , the billionaire Haim Saban and Avi Arad , the recently retired Marvel chairman who is now a producer . 
 company: Sumner Redstone, Viacom
Given options, please tell me the relationships of all the listed entity pairs.Output format is "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} 
 Entity Pairs:  Sumner Redstone, Viacom 
Answer:
 company: Sumner Redstone, Viacom