4809
GHS  students are required to wear school uniforms.School Uniform Requirements Uniforms consist of white button up shirts khaki trousers and navy blue  Germantown  Promise Academy sweater or cardigan .
 city of headquarters: GHS, Germantown
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: GHS, Germantown