<http://webisa.webdatacommons.org/prov/420295971>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/329109453> .
<http://webisa.webdatacommons.org/prov/116413127>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/329109453> .
<http://webisa.webdatacommons.org/329109453>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/329109453>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<loc.gov> .
<http://webisa.webdatacommons.org/329109453>	<http://www.w3.org/ns/prov#value>	"During the upgrade all databases and catalogs will be available to staff and public users for search and retrieval, except for very brief outages as servers and systems are re-started." .