<http://webisa.webdatacommons.org/prov/247282581>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/398174738> .
<http://webisa.webdatacommons.org/398174738>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<stackoverflow.com> .
<http://webisa.webdatacommons.org/398174738>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/398174738>	<http://www.w3.org/ns/prov#value>	"You only need ref if you are passing a value type such as an int." .