9619
When the Rockaway Beach branch of the Long Island Rail Road was in operation half a century ago , residents of the Rockaways glided into Manhattan on a pleasant 30-minute ride , their trains joining the main line at Whitepot Junction in Rego Park , Queens .
 neighborhood of: Rego Park, Queens; location contains: Queens, Rego Park; location contains: Queens, Rockaway Beach; neighborhood of: Rockaway Beach, Queens
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:  Rego Park, Queens; Queens, Rego Park; Queens, Rockaway Beach; Rockaway Beach, Queens 
Answer:
 neighborhood of: Rego Park, Queens; location contains: Queens, Rego Park; location contains: Queens, Rockaway Beach; neighborhood of: Rockaway Beach, Queens