Utilize the input text as a context reference, choose the right relationship between Buick Regal and Buick from the options. Options: product/material produced, manufacturer, distributed by, industry, position held, original broadcaster, owned by, founded by, distribution format, headquarters location, stock exchange, currency, parent organization, chief executive officer, director/manager, owner of, operator, member of, employer, chairperson, platform, subsidiary, legal form, publisher, developer, brand, business division, location of formation, creator.
Text: GM also declined to comment on reports that in 2016 it would shift production of the Buick Verano sedan from Michigan to China; production of the Buick Regal from Canada to either China or Europe; and also start importing the Buick Cascade convertible from Europe.
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