2482
RTA  service area is the second-largest in the United States with  Riverside  and the Pass area to the north Hemet and San Jacinto to the east Temecula to the south and Corona Norco and Eastvale to the west .
 city of headquarters: RTA, Riverside
Given a phrase that describes the relationship between two words, extract the words and the lexical relationship between them. The output format should be "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} 
Answer:
 city of headquarters: RTA, Riverside