<http://webisa.webdatacommons.org/prov/5978197>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/121911878> .
<http://webisa.webdatacommons.org/121911878>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/121911878>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<upenn.edu> .
<http://webisa.webdatacommons.org/121911878>	<http://www.w3.org/ns/prov#value>	"Transaction Date ??? This column lists dates you received tests or other services." .