About: http://webisa.webdatacommons.org/31136812

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	Maybe use a similar technique similar to legacy where you can only use certain types of ships.
http://www.w3.org/ns/prov#wasQuotedFrom	perfectworld.com