About: http://webisa.webdatacommons.org/171618763

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	These vents are needed when other types of vents cannot be used, and are common in hip roofs.
http://www.w3.org/ns/prov#wasQuotedFrom	photobucket.com