<http://webisa.webdatacommons.org/355073773>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<oracle.com> .
<http://webisa.webdatacommons.org/prov/161000426>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/355073773> .
<http://webisa.webdatacommons.org/355073773>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/355073773>	<http://www.w3.org/ns/prov#value>	"An index is a database object that contains an entry for each value that appears in the indexed column(s) of the table or cluster and provides direct, fast access to rows." .