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By the mid-1990 's , cable and telecommunications executives like John C. Malone of Liberty Media and Brian L. Roberts of Comcast became the belles of the ball .
 company major shareholders: Comcast, Brian L. Roberts; person of company: Brian L. Roberts, Comcast; company shareholder among major shareholders: Brian L. Roberts, Comcast
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:  Comcast, Brian L. Roberts; Brian L. Roberts, Comcast; Brian L. Roberts, Comcast 
Answer:
 company major shareholders: Comcast, Brian L. Roberts; person of company: Brian L. Roberts, Comcast; company shareholder among major shareholders: Brian L. Roberts, Comcast