5194
 Long before Harbin 's officials were forced to confront the contamination of the city 's water however , they had embarked on a radical step , one increasingly common among cities in China : fearful of losing out during the country 's economic boom , they had begun efforts to move the center of the city north , across the winding Songhua , to a large plot of farm land . 
 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: nationality, country capital, place of death, children, location contains, place of birth, place lived, administrative division of country, country of administrative divisions, company, neighborhood of, company founders 
Text: {0} 
Answer:
 location contains: China, Harbin