Utilize the input text as a context reference, choose the right relationship between Petrobras and gas 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.

Justin Solomon | CNBC Petrobras gas station in Brazil Petrobras has more than $100 billion in debt and a further downturn in the company could lead to widespread economic problems, given Brazil is one of the largest oil producers in the world, Cramer added.

Answer: product_or_material_produced