About: http://webisa.webdatacommons.org/449280417

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	Abstract/SummaryEmergency vehicles use high-amplitude sirens to warn pedestrians and other road users of their presence.
http://www.w3.org/ns/prov#wasQuotedFrom	reading.ac.uk