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What convinced Mr. Bloomberg to authorize the appeal , Mr. Skyler said , were his lawyers ' arguments that the city should avoid what happened last year in San Francisco after its mayor , Gavin Newsom , issued thousands of marriage licenses to same-sex couples .
 place lived: Gavin Newsom, San Francisco; place of birth: Gavin Newsom, San Francisco
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:  Gavin Newsom, San Francisco; Gavin Newsom, San Francisco 
Answer:
 place lived: Gavin Newsom, San Francisco; place of birth: Gavin Newsom, San Francisco