Utilize the input text as a context reference, choose the right relationship between Goldcorp and Gold 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.

Debt held by 15 of the biggest producers including Barrick Gold Corp. and Goldcorp Inc. hit a record $31.5 billion at the end of the first quarter, up from less than $2 billion in 2005, according to data compiled by Bloomberg Intelligence.

Answer: product_or_material_produced