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 In the day , you 'd hear that Microsoft was the evil empire , especially in Silicon Valley , '' said Brian Lent , the president of Medio Systems , a start-up in Seattle working on mobile-phone-based search . '' 
 company: Brian Lent, Medio Systems; company founders: Medio Systems, Brian Lent
Given options, please tell me the relationships of all the listed entity pairs.Output format is "relation1: word1, word2; relation2: word3, word4". 
Option: nationality, country capital, place of death, children, location contains, place of birth, place lived, administrative division of country, country of administrative divisions, company, neighborhood of, company founders 
Text: {0} 
 Entity Pairs:  Brian Lent, Medio Systems; Medio Systems, Brian Lent 
Answer:
 company: Brian Lent, Medio Systems; company founders: Medio Systems, Brian Lent