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Bush called his counterpart of the  United Arab Emirates  ( UAE ) Sheikh  Khalifa bin Zayed Al Nahyan  in mid-July expressing appreciation for UAE's decision to cancel Iraq debt .
 employee of: United Arab Emirates, Khalifa bin Zayed Al Nahyan
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: United Arab Emirates, Khalifa bin Zayed Al Nahyan