Utilize the input text as a context reference, choose the right relationship between Direct Line and Insurance 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.

Peter Stephens owns shares of Amlin and Direct Line Insurance Group.

Answer: product_or_material_produced