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Dr. Bruce Aylward , who coordinates the W.H.O. eradication campaign , said testing '' quite clearly '' showed that the strain had arrived recently and had come from Kano , in Nigeria , by way of Chad and Port Sudan , across the Red Sea .
 location contains: Red Sea, Port Sudan; location contains: Nigeria, Kano
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:  Red Sea, Port Sudan; Nigeria, Kano 
Answer:
 location contains: Red Sea, Port Sudan; location contains: Nigeria, Kano