17405
When he arrived at the accident scene in Clarkstown , in Rockland County about 25 miles north of New York City , Sergeant Garvey recalled recently , he found that the license of the worker who drove the plumbing company 's van had been revoked for two drunken-driving convictions .
 location contains: Rockland County, Clarkstown
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, Clarkstown 
Answer:
 location contains: Rockland County, Clarkstown