About: http://webisa.webdatacommons.org/199595679

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	Concrete 2d shape classes extend Shape2D and override its theShape variable with an appropriate lazy binding which expresses the dependencies specific to that shape, for example Rectangle:
http://www.w3.org/ns/prov#wasQuotedFrom	oracle.com