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Everyone seems to think that the D.N.S. system is a big deal , but it 's not the heartbeat of the Internet , '' said Leonard Kleinrock , a computer scientist at the University of California , Los Angeles , who did pioneering research in data packet switching , the fundamental technique underlying networks . ''
 place lived: Leonard Kleinrock, Los Angeles
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:  Leonard Kleinrock, Los Angeles 
Answer:
 place lived: Leonard Kleinrock, Los Angeles