About: http://webisa.webdatacommons.org/199334936

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	Political boundaries may also prove an obstacle, especially in seabed areas rich in raw materials or used for dumping nuclear and other waste.
http://www.w3.org/ns/prov#wasQuotedFrom	bbc.co.uk