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In a few years De Priest's became the most powerful of  Chicago  's many black political organizations and he became the top black politician under Chicago Republican mayor  William Hale Thompson  .
 cities of residence: Chicago, William Hale Thompson
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:
 cities of residence: Chicago, William Hale Thompson