13126
 The Walton Family Foundation , created by Wal-Mart 's founder , Sam Walton , and his wife , increased its annual K-12 giving almost tenfold from 1998 to 2003 , to $ 45 million , mostly to support charter schools and tuition vouchers for low-income students . 
 company: Sam Walton, Wal-Mart; company founders: Wal-Mart, Sam Walton
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:  Sam Walton, Wal-Mart; Wal-Mart, Sam Walton 
Answer:
 company: Sam Walton, Wal-Mart; company founders: Wal-Mart, Sam Walton