<http://webisa.webdatacommons.org/394430185>	<http://www.w3.org/ns/prov#value>	"In the past, it covered subjects such as the nature of so" .
<http://webisa.webdatacommons.org/prov/439326791>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/394430185> .
<http://webisa.webdatacommons.org/394430185>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/394430185>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<cmu.edu> .