About: http://webisa.webdatacommons.org/422381572

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	(2) A ???useful article??? is a vessel hull or deck, including a plug or mold, which in normal use has an intrinsic utilitarian function that is not merely to portray the appearance of the article or to convey information.
http://www.w3.org/ns/prov#wasQuotedFrom	mobileread.com