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.
Text: ​Mattel posts quarterly loss as Barbie sales fall Jul 17, 2015, 2:44pm PDT Share Daniel Acker | Bloomberg Mattel Inc. Barbie brand dolls are arranged for a photograph.
user
owner_of
assistant