About: http://webisa.webdatacommons.org/246902178

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 purpose of a dialog engine is to facilitate the following in an electronic interaction between a human being and a machine (computer or other device including for example a telephone or personal data assistant):
http://www.w3.org/ns/prov#wasQuotedFrom	google.es