<http://webisa.webdatacommons.org/prov/401609504>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/309147465> .
<http://webisa.webdatacommons.org/309147465>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<time.com> .
<http://webisa.webdatacommons.org/309147465>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/309147465>	<http://www.w3.org/ns/prov#value>	"The sciences have a very clear idea of what a theory is; however in the arts such as philosophy, the definition is more hazy." .