2306
In 1948  Nixon  was a member of the  United States House  of Representatives serving on the House Un-American Activities Committee which was investigating communism in the United States .
 employee of: Nixon, United States House
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: Nixon, United States House