10521
1999 he co-founded with  Victor Muller  company  Spyker Cars  for production of sport cars .
 founded by: Victor Muller, Spyker Cars
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:
 founded by: Victor Muller, Spyker Cars