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Regus Industries is based in West Seneca , in western New York , but Mr. Gruson has maintained a home for years on the Upper East Side .
 location contains: New York, West Seneca; location contains: New York, Upper East Side
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, West Seneca; New York, Upper East Side 
Answer:
 location contains: New York, West Seneca; location contains: New York, Upper East Side