Given the input sentence, please extract the subject and object containing a certain relation in the sentence according to the following relation types, in the format of "relation1: word1, word2; relation2: word3, word4". Relations include: 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.

Patriot attorney Michael Slade said in bankruptcy court that talks between the company, the United Mine Workers of America union and proposed Patriot buyer Blackhawk Mining LLC yielded an agreement on “material terms” of a new collective bargaining... To Read the Full Story, Subscribe or Sign In

Answer: industry: United Mine Workers, Mining