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Ralph Schoenstein , a humorist who was a commentator on National Public Radio 's '' All Things Considered , '' a prolific contributor to magazines and newspapers , the author of 18 books , and a ghostwriter whose works included Bill Cosby 's '' Fatherhood , '' died on Thursday in Philadelphia .
 place of birth: Bill Cosby, Philadelphia; place lived: Bill Cosby, Philadelphia
Given options, please tell me the relationships of all the listed entity pairs.Output format is "relation1: word1, word2; relation2: 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} 
 Entity Pairs:  Bill Cosby, Philadelphia; Bill Cosby, Philadelphia 
Answer:
 place of birth: Bill Cosby, Philadelphia; place lived: Bill Cosby, Philadelphia