<http://webisa.webdatacommons.org/131581867>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<dot.gov> .
<http://webisa.webdatacommons.org/131581867>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/prov/83645033>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/131581867> .
<http://webisa.webdatacommons.org/131581867>	<http://www.w3.org/ns/prov#value>	"The collected maintenance data provides such information as when the activity was performed and the materials and construction practices used." .