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During the visit President Triet is expected to hold talks with President  Sellapan Ramanathan  other high-ranking Singaporean officials and some businessmen of  Singapore  .
 Sellapan Ramanathan, Singapore
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:
 Sellapan Ramanathan, Singapore