Utilize the input text as a context reference, choose the right relationship between Star Wars and Lucasfilm 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.

The partnership between Disney and Lucasfilm dates back to 1987, when the successful Star Tours attraction, inspired by George Lucas’s legendary Star Wars film series, opened at Disneyland.

Answer: owned_by