55138
Pudong : The New China Back in the 1980 's , Pudong was a muddy tract of farmland across the river from downtown Shanghai .
 location contains: Shanghai, Pudong; location contains: Shanghai, Pudong
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:  Shanghai, Pudong; Shanghai, Pudong 
Answer:
 location contains: Shanghai, Pudong; location contains: Shanghai, Pudong