991
2007 Superior Estate Buyers is launched and conducts its first remote buying events 2007  DGSE Companies  Inc. acquire Superior Galleries one of the United States ' oldest and largest numismatic auction houses 2007 - Superior Galleries conducts its first jewelry and fine time piece auction in Beverly Hills California 2007 Superior Precious Metals is launched to service precious metals and rare coin retail customers 2008 - Superior Gold Diamond Exchange is opened in Woodland Hills California 2009 - DGSE Companies Inc. launches a charitable fundraising company under the name A Chance To Give 2011 -  DGSE  Bullion Express concept is introduced new store opened in Preston Center in Dallas Texas 2011 - Second DGSE Bullion Express is opened in North Dallas .
 subsidiaries: DGSE Companies, DGSE
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: 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} 
Answer:
 subsidiaries: DGSE Companies, DGSE