About: http://webisa.webdatacommons.org/140291209

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	In many parts of the world, a three-digit emergency telephone number, such as 911 in the United States and Canada, can be dialed to access emergency services from any telephone connected to a Public Switched Telephone Network (PSTN).
http://www.w3.org/ns/prov#wasQuotedFrom	google.com