About: http://webisa.webdatacommons.org/179898568

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	A second test is conducted at ???top-out??? meaning that after the structure is vented and tubs, sinks and other fixtures installed, the waste lines are again filled with water to create yet another pressure head.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com