28250
 Although Massachusetts elected Edward W. Brooke , an African-American , attorney general in 1962 and senator in 1966 and 1972 , court-ordered desegregation in the 1970s opened an ugly chapter in Boston 's racial history . 
 location contains: Massachusetts, Boston
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: nationality, country capital, place of death, children, location contains, place of birth, place lived, administrative division of country, country of administrative divisions, company, neighborhood of, company founders 
Text: {0} 
Answer:
 location contains: Massachusetts, Boston