About: http://webisa.webdatacommons.org/126021139

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	Everything, including the filtration and mechanical systems, would be on the main level.
http://www.w3.org/ns/prov#wasQuotedFrom	greybullstandard.com