21200
Michael Wilson and Bernard Hopkins met in 1985 at the State Correctional Institution at Graterford and developed a close friendship , bound by a love for boxing , by their troubled upbringings in Philadelphia and by a desire to achieve better in life .
 Bernard Hopkins, Philadelphia; Bernard Hopkins, Philadelphia
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:
 Bernard Hopkins, Philadelphia; Bernard Hopkins, Philadelphia