Take context from the input text and decide on the accurate relationship between 'Transocean' and 'Deepwater Horizon' from the options provided.
Options: owner of, original broadcaster, operator, director/manager

BP also settled with Transocean Ltd (NYSE: RIG - news ) , which owned the Deepwater Horizon drilling rig, and Halliburton Co, which worked on the Macondo well.
owner of