3088
In mid-October , Dr. Bergdahl was among 40 scientists and foresters from the United States and Canada who met in Niagara Falls , Ontario , for the Butternut Canker Research Symposium .
 Canada, Niagara Falls; Canada, Ontario; Canada, Ontario; Ontario, Niagara Falls; Ontario, Canada
Please list all entity pairs containing a certain relationship in the given options.Output format is "word1, word2; 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:
 Canada, Niagara Falls; Canada, Ontario; Canada, Ontario; Ontario, Niagara Falls; Ontario, Canada