54500
Efrain Diaz , a sergeant in the Hudson County prosecutor 's office , spotted the casing , a type rarely seen in New Jersey , after the second shooting on Nov. 10 , and recalled seeing a similar shell casing left at the scene of a shooting in Hoboken earlier in the year .
 location contains: Hudson County, Hoboken; location contains: New Jersey, Hudson County; location contains: New Jersey, Hoboken
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:  Hudson County, Hoboken; New Jersey, Hudson County; New Jersey, Hoboken 
Answer:
 location contains: Hudson County, Hoboken; location contains: New Jersey, Hudson County; location contains: New Jersey, Hoboken