<http://webisa.webdatacommons.org/prov/479848375>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/387897172> .
<http://webisa.webdatacommons.org/387897172>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/387897172>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<sec.gov> .
<http://webisa.webdatacommons.org/prov/144679108>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/387897172> .
<http://webisa.webdatacommons.org/387897172>	<http://www.w3.org/ns/prov#value>	"contractual, competitive, economic, or other factors that limit the useful life of this intangible." .