Utilize the input text as a context reference, choose the right relationship between Fortum and Uniper 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.

With the process of the H1 reporting, Uniper and Fortum teams worked already intensively in order to enable Fortum to smoothly incorporate Uniper as a consolidated entity within Fortum’s half year financial statements.

Answer: owner_of