14451
Several  Los Angeles  mayors including Tom Bradley  Richard Riordan  and Sam Yorty all tried and lost along with San Francisco's Joseph Alioto .
 cities of residence: Los Angeles, Richard Riordan
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: Los Angeles, Richard Riordan