About: http://webisa.webdatacommons.org/444393366

Property	Value
http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	The invoices must clearly state all work that was performed, including retrofit and replacement of parts, labor, and diagnostics.
http://www.w3.org/ns/prov#wasQuotedFrom	pumpefficiency.org