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.

And we saw the thing through and John and his team are building the Canada’s next best to gold mine, and it was the largest gold mine ever built in the Yukon and heading for 200,000 ounces a year plus production, and just an exceptional outcome on that project with our partners from Orion Mine Finance.

Answer: product_or_material_produced: gold mine, gold