Utilize the input text as a context reference, choose the right relationship between Minas Rio and iron ore 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.

Minas Rio is Anglo's newly launched iron ore operation in Brazil, which has been ramping up.

Answer: product_or_material_produced