Utilize the input text as a context reference, choose the right relationship between Altria and tobacco 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.

The fund, which owns about 50 stocks, counts three tobacco companies as its biggest holdings: Reynolds American, Philip Morris and Altria Group.

Answer: product_or_material_produced