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Russia and  Latvia  vowed Monday to move past decades of mistrust and restore neighbourly relations during a historic visit to Moscow by Latvian President  Valdis Zatlers  .
 country of birth: Latvia, Valdis Zatlers
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:  Latvia, Valdis Zatlers 
Answer:
 country of birth: Latvia, Valdis Zatlers