<http://webisa.webdatacommons.org/398138503>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<stackoverflow.com> .
<http://webisa.webdatacommons.org/prov/463264702>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/398138503> .
<http://webisa.webdatacommons.org/398138503>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/398138503>	<http://www.w3.org/ns/prov#value>	"Composition is a solution, but it is a fairly complicated base class and I need to expose the whole thing while only overriding a couple of methods." .