6560
The companies  Mirant  and BP currently owns 51 % 39 % and 10 % of the  PowerGen  company respectively .
 Mirant, PowerGen
Please list all entity pairs containing a certain relationship in the given options.Output format is "word1, word2; 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:
 Mirant, PowerGen