Utilize the input text as a context reference, choose the right relationship between Mattel and Barbie 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.

Mattel Inc. sunk to a loss for its second quarter, compared with a year-ago profit, pressured by a continued drop in sales of its Barbie brand.

Answer: owner_of