7801
From 1909 to 1911  he  served as president of the  Salem  Board of Trade and in 1909 helped to organize the Salem Fruit Union an agricultural association .
 employee of: he, Salem
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: he, Salem