Utilize the input text as a context reference, choose the right relationship between British Gas and Centrica 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 Competition and Markets Authority’s analysis that the Big Six suppliers have charged households £50 a year too much for their energy is “not credible”, British Gas owner Centrica has claimed.

Answer: owned_by