4521
In 1916 an internal party row over conscription led to a split in the ALP and Archibald along with Prime Minister and Labor leader  Billy Hughes  left the ALP to form the  National Labor Party  .
 founded by: Billy Hughes, National Labor Party
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:  Billy Hughes, National Labor Party 
Answer:
 founded by: Billy Hughes, National Labor Party