About: http://webisa.webdatacommons.org/277978779

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	Help messages provide the user with specific information about building control systems and the elements contained in drawings such as the drawing illustrated in FIG. 3.
http://www.w3.org/ns/prov#wasQuotedFrom	google.ca