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John  Nelson  ( June 1 1791 January 18 1860 ) was Attorney General of the  United States  from 1843 to 1845 under John Tyler .
 employee of: Nelson, United States
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:  Nelson, United States 
Answer:
 employee of: Nelson, United States