About: http://webisa.webdatacommons.org/431993414

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	One method by which an operating system may delete data is to delete the relevant directory information, clear the corresponding FAT pointers, and physically erase the data by writing initial values such as all zeros.
http://www.w3.org/ns/prov#wasQuotedFrom	patents.com