About: http://webisa.webdatacommons.org/46611250

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	It is typically installed by an employer or parent to prevent the employees or children from accessing potentially harmful websites, including websites that decreases the productivity of the employees, or consumes too much bandwidth.
http://www.w3.org/ns/prov#wasQuotedFrom	erlingsson.com