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Salvadoran President Elias  Antonio Saca  told a press conference Wednesday that  El Salvador  will throw its full support behind Taiwan's bid to join the United Nations .
 countries of residence: Antonio Saca, El Salvador
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:  Antonio Saca, El Salvador 
Answer:
 countries of residence: Antonio Saca, El Salvador