Utilize the input text as a context reference, choose the right relationship between Patriot Coal and mining 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: Talks with a rival bidder for Patriot Coal Corp.’s mining assets are in an “advanced” stage and could yield a competitive auction, according to the company’s lawyer.
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