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Scaled Composites  ( often abbreviated as Scaled ) is an aerospace company founded by Burt Rutan and currently owned by  Northrop Grumman  that is located at the Mojave Spaceport Mojave California United States .
 subsidiaries: Scaled Composites, Northrop Grumman
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:  Scaled Composites, Northrop Grumman 
Answer:
 subsidiaries: Scaled Composites, Northrop Grumman