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At the age of nine he went on to  Stowe School  an independent boys ' school in  Buckinghamshire  where he learned to box as a way to defend himself from the taunts of his classmates .
 city of headquarters: Stowe School, Buckinghamshire
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: Stowe School, Buckinghamshire