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Their trial provided a forum at which the some of the city 's most prominent black activists , including the Rev. Al Sharpton , and the lawyers C. Vernon Mason and Alton H. Maddox Jr. accused the police and the Queens district attorney with taking part in a cover-up and called for the appointment of a special prosecutor .
 Al Sharpton, Queens
Please list all entity pairs containing a certain relationship in the given options.Output format is "word1, word2; word3, word4". 
Option: ethnicity, place lived, geographic distribution, company industry, country of administrative divisions, administrative division of country, location contains, person of company, profession, ethnicity of people, company shareholder among major shareholders, sports team of location, religion, neighborhood of, company major shareholders, place of death, nationality, children, company founders, company founded place, country of capital, company advisors, sports team location of teams, place of birth 
Text: {0} 
Answer:
 Al Sharpton, Queens