9825
Gary Duncan ( born Gary Ray Grubb September 4 1946 San Diego  California  ) is an American musician once guitarist with The Brogues then most notably with  Quicksilver  Messenger Service where the complex interplay between himself and fellow-guitarist John Cipollina did much to define the unique sound of that San Francisco based band .
 state or province of headquarters: California, Quicksilver
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:
 state or province of headquarters: California, Quicksilver