11220
The student : teacher ratio is 7:1 and students of color in all grades make up approximately 17 percent of the student body.The  Spence School  | FAQ The school is popular with elite families in  New York City  .
 city of headquarters: Spence School, New York City
Given options, please tell me the relationships of all the listed entity pairs.Output format is "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} 
 Entity Pairs:  Spence School, New York City 
Answer:
 city of headquarters: Spence School, New York City