<http://webisa.webdatacommons.org/prov/435852471>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/373769755> .
<http://webisa.webdatacommons.org/373769755>	<http://www.w3.org/ns/prov#value>	"Subjects such as grammar, logic, and rhetoric were once called the liberal arts because they were to be reserved for free men, as opposed to slaves." .
<http://webisa.webdatacommons.org/373769755>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/373769755>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<opednews.com> .