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Now officials in Maryland and Virginia are considering a radical approach to saving the oyster fishery and , they say , perhaps the bay itself : introducing an Asian oyster that appears resistant to the two parasites that have killed off so many of its Chesapeake cousins .
 location contains: Virginia, Chesapeake
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: Virginia, Chesapeake