About: http://webisa.webdatacommons.org/251977314

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	4.1 Ships of 400 GT and above, floating drilling rigs and other platforms built on or after 19
http://www.w3.org/ns/prov#wasQuotedFrom	slideshare.net