What is the relationship between Coal India and Coal in the context of the input sentence. Choose an answer from: 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.

Coal India: Coal India reported a 6.66% year-on-year dip in the net profit to Rs 3,764.34 crore in the June quarter against a net profit of Rs 4,033.22 crore in the same period last fiscal.

Answer: product_or_material_produced