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<http://webisa.webdatacommons.org/prov/59419206>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/159551747> .
<http://webisa.webdatacommons.org/159551747>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<georgetown.edu> .
<http://webisa.webdatacommons.org/159551747>	<http://www.w3.org/ns/prov#value>	"This page was first created for my Penn course in fall 1994 and the materials from that course remain available, but the syllabus and other materials for the current version of the course appear above." .