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The  University of Southern California  beat the University of California  Los Angeles  in the annual football rivalry at Los Angeles Memorial Coliseum on Saturday but it was n't allegiance to the Trojans or Bruins that brought Ice Cube to the empty stadium the week before the game .
 city of headquarters: University of Southern California, 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: cities of residence, top members employees, members, alternate names, origin, state or provinces of residence, title of person, spouse, city of headquarters, NA, founded by, state or province of headquarters, employee of, countries of residence, country of birth, founded, subsidiaries, country of headquarters 
Text: {0} 
 Entity Pairs:  University of Southern California, Los Angeles 
Answer:
 city of headquarters: University of Southern California, Los Angeles