About: http://webisa.webdatacommons.org/196555682

Property	Value
http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	Under maritime law, oil rigs such as the Deepwater Horizon are classified as ships, meaning they can be registered in jurisdictions such as the Marshall Islands and Panama.
http://www.w3.org/ns/prov#wasQuotedFrom	phys.org