<http://webisa.webdatacommons.org/153444538>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<stackexchange.com> .
<http://webisa.webdatacommons.org/prov/296312537>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/153444538> .
<http://webisa.webdatacommons.org/153444538>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/153444538>	<http://www.w3.org/ns/prov#value>	"At what point is a question not useful to others?" .