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The service , which is led by a PayPal founder , Max Levchin , began as a photo-sharing site , allowing users to present continuous slideshows of photos on their computer screens .
 company founders: PayPal, Max Levchin
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:  PayPal, Max Levchin 
Answer:
 company founders: PayPal, Max Levchin