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Group of Eight leaders reached a lot of mutual understanding on sustaining the global economy in summit talks here German  Chancellor   Angela Merkel  said Friday .
 Chancellor, Angela Merkel
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:
 Chancellor, Angela Merkel