<http://webisa.webdatacommons.org/421524623>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<upenn.edu> .
<http://webisa.webdatacommons.org/prov/289414949>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/421524623> .
<http://webisa.webdatacommons.org/421524623>	<http://www.w3.org/ns/prov#value>	"the lot size or other challenges presented." .
<http://webisa.webdatacommons.org/421524623>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .