About: http://webisa.webdatacommons.org/431735257

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	And from your code-snippet, you were thinking more of using a common interface to a set of different derived classes (components).Your code snippet shows that you want to store pointers to various types of components.
http://www.w3.org/ns/prov#wasQuotedFrom	gamedev.net