Utilize the input text as a context reference, choose the right relationship between Telefónica and GVT 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.

PARIS—Vivendi SA on Wednesday reported a rise in second-quarter net profit, boosted by a windfall from the sale of its Brazilian telecom unit GVT to Telefónica SA.

Answer: owner_of