<http://webisa.webdatacommons.org/422280179>	<http://www.w3.org/ns/prov#value>	"user-defined types, both of these fail if X is a struct." .
<http://webisa.webdatacommons.org/422280179>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<digitalmars.com> .
<http://webisa.webdatacommons.org/422280179>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/prov/53830462>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/422280179> .