55310
Historically , it made the most sense to build these facilities in Westchester County , with proximity to the city and a more rural , campuslike environment , '' said Merril Sobe , a professor of law at Pace University School of Law in White Plains who specializes in juvenile justice issues .
 location contains: Westchester County, White Plains
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:  Westchester County, White Plains 
Answer:
 location contains: Westchester County, White Plains