<http://webisa.webdatacommons.org/451009956>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<unc.edu> .
<http://webisa.webdatacommons.org/451009956>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/prov/391149336>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/451009956> .
<http://webisa.webdatacommons.org/451009956>	<http://www.w3.org/ns/prov#value>	"Family letters and other papers" .