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Latvian President  Valdis Zatlers  expressed his satisfaction on Thursday over the development of relations between  Latvia  and Russia .
 country of birth: Valdis Zatlers, Latvia
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:
 country of birth: Valdis Zatlers, Latvia