<http://webisa.webdatacommons.org/prov/390952511>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/173015520> .
<http://webisa.webdatacommons.org/173015520>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<sec.gov> .
<http://webisa.webdatacommons.org/173015520>	<http://www.w3.org/ns/prov#value>	"the rates of return reflect our historical cost structure, which may vary in the future due to various factors enumerated elsewhere in this report and other factors" .
<http://webisa.webdatacommons.org/173015520>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .