46791
The two sites , Gracelane Kennels in Ossining and a branch of Best Friends Pet Care in Chestnut Ridge in Rockland County , have undergone decontamination procedures .
 location contains: Rockland County, Chestnut Ridge
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:  Rockland County, Chestnut Ridge 
Answer:
 location contains: Rockland County, Chestnut Ridge