1399
According to Lee Solomon Islands Prime Minister Derek Sikua Marshall Islands President Litokwa Tomeing and  Nauru  President  Marcus Stephen  are scheduled to visit Taiwan March 2 March 9 and at the end of March respectively .
 employee of: Nauru, Marcus Stephen
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:
 employee of: Nauru, Marcus Stephen