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We do n't know exactly why New York has always been the leader , but it 's probably that so many schools on Long Island have had such a strong A.P. culture that it brings up the average , '' said Trevor Packer , who heads the A.P. program .
 location contains: New York, Long Island
Given options, please tell me the relationships of all the listed entity pairs.Output format is "relation1: word1, word2; relation2: word3, word4". 
Option: ethnicity, place lived, geographic distribution, company industry, country of administrative divisions, administrative division of country, location contains, person of company, profession, ethnicity of people, company shareholder among major shareholders, sports team of location, religion, neighborhood of, company major shareholders, place of death, nationality, children, company founders, company founded place, country of capital, company advisors, sports team location of teams, place of birth 
Text: {0} 
 Entity Pairs:  New York, Long Island 
Answer:
 location contains: New York, Long Island