About: http://webisa.webdatacommons.org/27148279

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	Directionality can be thought of as a decrease in the sensitivity to sound that originates from angles other than the desired angle, usually the front.
http://www.w3.org/ns/prov#wasQuotedFrom	lww.com