Utilize the input text as a context reference, choose the right relationship between Office Online and Microsoft 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.

Microsoft announced they have added EPYC processors to power their Office Online applications used by more than 200 million monthly users.

Answer: owned_by