7940
Great Western Bank  has assets of more than 3.4 billion US dollars and more than 100 branches across six states predominantly in the US mid-west with its headquarters in  Sioux Falls  South Dakota .
 city of headquarters: Great Western Bank, Sioux Falls
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: Great Western Bank, Sioux Falls