About: http://webisa.webdatacommons.org/171859529

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	I have already tried ntfsundelete.com, which seemed proficient at finding and undeleting every other file, including files I had deleted years ago, except the file in question.
http://www.w3.org/ns/prov#wasQuotedFrom	cprogramming.com