About: http://webisa.webdatacommons.org/288216993

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 exhalation ports may be located at the front, top, bottom, or sides of the shell, cushion, or other component.
http://www.w3.org/ns/prov#wasQuotedFrom	google.co.uk