<http://webisa.webdatacommons.org/3697504>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/prov/68656029>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/3697504> .
<http://webisa.webdatacommons.org/3697504>	<http://www.w3.org/ns/prov#value>	"l the working class\"--and the upper 20 to 30, which is populated by professors, administrators, executives, doctors, lawyers and other professionals." .
<http://webisa.webdatacommons.org/prov/68929924>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/3697504> .
<http://webisa.webdatacommons.org/3697504>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<uml.edu> .
<http://webisa.webdatacommons.org/prov/279059141>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/3697504> .