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For months , the United States and Europe have been pressing for a sanctions resolution against Tehran , while China and Russia have been working to strip the resolution of punitive steps , which they argue are counterproductive and undermine the objective of bringing Iranians back into negotiations .
 location contains: Europe, Russia
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:  Europe, Russia 
Answer:
 location contains: Europe, Russia