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A1 A Pollution Threat in China A chemical plant explosion earlier this month near Harbin , China , prompted the government to cut potentially contaminated supplies of fresh water to the city , highlighting the threat that industrial pollution poses to public health and economic development across the nation .
 location contains: China, Harbin; location contains: China, Harbin
Given a phrase that describes the relationship between two words, extract the words and the lexical relationship between them. The output format should be "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} 
Answer:
 location contains: China, Harbin; location contains: China, Harbin