2803
The 1920 National Convention of the Republican Party of the  United States  nominated Ohio Senator Warren G. Harding for President and Massachusetts Governor  Calvin Coolidge  for Vice President .
 countries of residence: United States, Calvin Coolidge
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:
 countries of residence: United States, Calvin Coolidge