Take context from the input text and decide on the accurate relationship between 'Betfair' and 'online gambling' from the options provided.
Options: industry, owner of, position held, distributed by

Last week, bookmaker Paddy Power (LSE: PAP.L - news ) and betting exchange Betfair revealed they are in merger talks to create one of the world’s biggest online gambling companies generating more than £1.1bn in revenues.
industry