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It is hard to forecast investment in private stem cell ventures , however , said G. Steven Burrill , the chief executive officer of Burrill & Company , a biotechnology investment firm in San Francisco .
 company founders: Burrill & Company, G. Steven Burrill; person of company: G. Steven Burrill, Burrill & Company
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:  Burrill & Company, G. Steven Burrill; G. Steven Burrill, Burrill & Company 
Answer:
 company founders: Burrill & Company, G. Steven Burrill; person of company: G. Steven Burrill, Burrill & Company